{"id":292,"date":"2016-09-09T23:46:43","date_gmt":"2016-09-09T23:46:43","guid":{"rendered":"http:\/\/cometresearch.wpengine.com\/?page_id=292"},"modified":"2019-11-06T14:45:35","modified_gmt":"2019-11-06T21:45:35","slug":"comets-diamonds-mammoths","status":"publish","type":"page","link":"https:\/\/cometresearchgroup.org\/comets-diamonds-mammoths\/","title":{"rendered":"Comets, Diamonds, &#038; Mammoths"},"content":{"rendered":"<\/div><\/div><\/div><!-- close content main div --><\/div><\/div><div id='av_section_1' class='avia-section alternate_color avia-section-default avia-no-shadow av-parallax-section avia-bg-style-parallax    av-minimum-height av-minimum-height-100 container_wrap fullsize'  data-section-bg-repeat='no-repeat' ><div class='av-parallax' data-avia-parallax-ratio='0.3' ><div class='av-parallax-inner alternate_color  avia-full-stretch' style = 'background-repeat: no-repeat; background-image: url(https:\/\/cometresearchgroup.org\/wp-content\/uploads\/2016\/09\/0-18D-TALK-AGU-Premiere-test.jpg); background-attachment: scroll; background-position: center center; ' ><\/div><\/div><div class='av-section-color-overlay-wrap'><a href='#next-section' title='' class='scroll-down-link' aria-hidden='true' data-av_icon='\ue877' data-av_iconfont='entypo-fontello'><\/a><div class='container' ><div class='template-page content  av-content-full alpha units'><div class='post-entry post-entry-type-page post-entry-292'><div class='entry-content-wrapper clearfix'>\n<div class=\"flex_column av_two_fifth  flex_column_div av-zero-column-padding first  \" style='border-radius:0px; '><section class=\"av_textblock_section \"  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock  av_inherit_color '  style='font-size:30px; color:#ffffff; '  itemprop=\"text\" ><p>Below you&#8217;ll find introductory information on the Younger Dryas Impact, including comets, diamonds, mammoths, the mysterious &#8220;black mat&#8221;, and more.<\/p>\n<\/div><\/section><\/div><div class=\"flex_column av_three_fifth  flex_column_div av-zero-column-padding   \" style='border-radius:0px; '><\/div>\n\n<\/div><\/div><\/div><!-- close content main div --><\/div><\/div><\/div><div id='av_section_2' class='avia-section socket_color avia-section-default avia-no-shadow avia-bg-style-scroll    container_wrap fullsize'   ><div class='container' ><div class='template-page content  av-content-full alpha units'><div class='post-entry post-entry-type-page post-entry-292'><div class='entry-content-wrapper clearfix'>\n<div style='padding-bottom:10px;' class='av-special-heading av-special-heading-h2  blockquote modern-quote modern-centered   '><h2 class='av-special-heading-tag '  itemprop=\"headline\"  >Three Puzzling Ice Age Mysteries<\/h2><div class='special-heading-border'><div class='special-heading-inner-border' ><\/div><\/div><\/div>\n<div  class='hr hr-short hr-center   '><span class='hr-inner ' ><span class='hr-inner-style'><\/span><\/span><\/div>\n<div class=\"flex_column av_two_fifth  flex_column_div av-zero-column-padding first  \" style='border-radius:0px; '><p><div  class=\"avia-animated-number av-force-default-color  avia-color-   avia_animate_when_visible\" ><strong class=\"heading avia-animated-number-title\" style='font-size:70px'><span class=\"avia-single-number __av-single-number\" data-number=\"12\">12<\/span><span class=\"avia-no-number\">,<\/span><span class=\"avia-single-number __av-single-number\" data-number=\"800\">800<\/span><span class=\"avia-no-number\"> years<\/span><\/strong><div class='avia-animated-number-content' style='font-size:20px'><\/div><\/div><br \/>\n<section class=\"av_textblock_section \"  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock  '   itemprop=\"text\" ><p>All three of these major events occurred about 12,800 years ago.<\/p>\n<\/div><\/section><br \/>\n<section class=\"av_textblock_section \"  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock big-remark '   itemprop=\"text\" ><p>Can that really be coincidental?<\/p>\n<\/div><\/section><\/p><\/div><div class=\"flex_column av_three_fifth  flex_column_div av-zero-column-padding   \" style='border-radius:0px; '><div class='avia-icon-list-container  '><ul class='avia-icon-list avia-icon-list-left av-iconlist-big avia_animate_when_almost_visible'>\n<li><div  class='iconlist_icon  avia-font-entypo-fontello'><span class='iconlist-char ' aria-hidden='true' data-av_icon='\ue8b1' data-av_iconfont='entypo-fontello'><\/span><\/div><article class=\"article-icon-entry \"  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='iconlist_content_wrap'><header class=\"entry-content-header\"><h4 class='av_iconlist_title iconlist_title  '  itemprop=\"headline\"  >Sudden return of Ice Age temperatures 12,800 years ago<\/h4><\/header><div class='iconlist_content  '  itemprop=\"text\"  ><ul>\n<li>Temperatures plunged 10\u00b0C (18\u00b0F) and stayed low for about 1400 years<\/li>\n<li>That abrupt change is called the Younger Dryas (YD) climate episode<\/li>\n<li>It is the most unusual cooling event in about 2 million years<\/li>\n<\/ul>\n<\/div><\/div><footer class=\"entry-footer\"><\/footer><\/article><div class='iconlist-timeline'><\/div><\/li>\n<li><div  class='iconlist_icon  avia-font-entypo-fontello'><span class='iconlist-char ' aria-hidden='true' data-av_icon='\ue8b1' data-av_iconfont='entypo-fontello'><\/span><\/div><article class=\"article-icon-entry \"  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='iconlist_content_wrap'><header class=\"entry-content-header\"><h4 class='av_iconlist_title iconlist_title  '  itemprop=\"headline\"  >Extinction of large animals, called \u2018megafauna\u2019<\/h4><\/header><div class='iconlist_content  '  itemprop=\"text\"  ><ul>\n<li>Tens of millions of large animals went extinct within a short time<\/li>\n<li>Mammoths, mastodons, and saber-toothed tigers disappeared<\/li>\n<\/ul>\n<\/div><\/div><footer class=\"entry-footer\"><\/footer><\/article><div class='iconlist-timeline'><\/div><\/li>\n<li><div  class='iconlist_icon  avia-font-entypo-fontello'><span class='iconlist-char ' aria-hidden='true' data-av_icon='\ue8b1' data-av_iconfont='entypo-fontello'><\/span><\/div><article class=\"article-icon-entry \"  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='iconlist_content_wrap'><header class=\"entry-content-header\"><h4 class='av_iconlist_title iconlist_title  '  itemprop=\"headline\"  >Sudden, major change in the Clovis culture<\/h4><\/header><div class='iconlist_content  '  itemprop=\"text\"  ><ul>\n<li>The use of distinctive Clovis spear points suddenly stopped<\/li>\n<li>Human population levels plunged by about 30 to 60%<\/li>\n<\/ul>\n<\/div><\/div><footer class=\"entry-footer\"><\/footer><\/article><div class='iconlist-timeline'><\/div><\/li>\n<\/ul><\/div><\/div><\/div><\/div><\/div><!-- close content main div --><\/div><div class='av-extra-border-element border-extra-arrow-down'><div class='av-extra-border-outer'><div class='av-extra-border-inner'  style='background-color:#082139;' ><\/div><\/div><\/div><\/div><div id='av_section_3' class='avia-section main_color avia-section-default avia-no-shadow avia-bg-style-scroll    container_wrap fullsize'   ><div class='container' ><div class='template-page content  av-content-full alpha units'><div class='post-entry post-entry-type-page post-entry-292'><div class='entry-content-wrapper clearfix'>\n<div style='padding-bottom:10px;' class='av-special-heading av-special-heading-h2  blockquote modern-quote modern-centered   '><h2 class='av-special-heading-tag '  itemprop=\"headline\"  >Has it happened before?<\/h2><div class='special-heading-border'><div class='special-heading-inner-border' ><\/div><\/div><\/div>\n<div  class='hr hr-short hr-center   '><span class='hr-inner ' ><span class='hr-inner-style'><\/span><\/span><\/div>\n<div class=\"flex_column av_one_half  flex_column_div av-zero-column-padding first  \" style='border-radius:0px; '><p><section class=\"av_textblock_section \"  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock big-remark '   itemprop=\"text\" ><p>Yes! 66 million years ago, a giant asteroid or comet hit Mexico.<\/p>\n<\/div><\/section><br \/>\n<section class=\"av_textblock_section \"  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock  '   itemprop=\"text\" ><h3>Just as 12,800 years ago, that impact:<\/h3>\n<ul>\n<li>caused massive extinctions (dinosaurs)<\/li>\n<li>created tons of melted spherules and glass<\/li>\n<li>loaded the atmosphere with soot and dust<\/li>\n<li>radically changed the climate<\/li>\n<\/ul>\n<\/div><\/section><\/p><\/div><div class=\"flex_column av_one_half  flex_column_div av-zero-column-padding   \" style='border-radius:0px; '><div class='avia-image-container  av-styling- av-hover-grow noHover  av-overlay-hover-deactivate    avia-align-center '  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/ImageObject\"  ><div class='avia-image-container-inner'><div class='av-image-caption-overlay'><div class='av-caption-image-overlay-bg' style='opacity:0.4; background-color:#000000; '><\/div><div class='av-image-caption-overlay-position'><div class='av-image-caption-overlay-center' style='color:#ffffff; '><p>The comet that hit Earth 12,800 years ago was smaller than the dinosaur-killer<\/p>\n<\/div><\/div><\/div><img class='avia_image ' src='https:\/\/cometresearchgroup.org\/wp-content\/uploads\/2015\/07\/image2.jpg' alt='' title='Comet Impact'   itemprop=\"thumbnailUrl\"  \/><\/div><\/div><\/div>\n<\/p>\n<\/div><\/div><\/div><!-- close content main div --><\/div><div class='av-extra-border-element border-extra-arrow-down'><div class='av-extra-border-outer'><div class='av-extra-border-inner'  style='background-color:#ffffff;' ><\/div><\/div><\/div><\/div><div id='av_section_4' class='avia-section alternate_color avia-section-default avia-no-shadow avia-bg-style-scroll    container_wrap fullsize'   ><div class='container' ><div class='template-page content  av-content-full alpha units'><div class='post-entry post-entry-type-page post-entry-292'><div class='entry-content-wrapper clearfix'>\n<div style='padding-bottom:10px;' class='av-special-heading av-special-heading-h2  blockquote modern-quote modern-centered   '><div class ='av-subheading av-subheading_above  ' style='font-size:15px;'><p>So what exactly happened 12,800 years ago?<\/p>\n<\/div><h2 class='av-special-heading-tag '  itemprop=\"headline\"  >The Younger Dryas Impact<\/h2><div class='special-heading-border'><div class='special-heading-inner-border' ><\/div><\/div><\/div>\n<div  class='hr hr-short hr-center   '><span class='hr-inner ' ><span class='hr-inner-style'><\/span><\/span><\/div>\n<div class=\"flex_column av_one_half  flex_column_div av-zero-column-padding first  \" style='border-radius:0px; '><div class=\"tabcontainer   top_tab   \">\n\n<section class=\"av_tab_section\"  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" >    <div data-fake-id=\"#tab-id-1\" class=\"tab active_tab\"  itemprop=\"headline\" >Details<\/div>\n    <div id=\"tab-id-1-container\" class=\"tab_content active_tab_content\">\n        <div class=\"tab_inner_content invers-color\"  itemprop=\"text\" >\n<p><strong>About 12,800 years ago, a giant broken-up comet<\/strong><\/p>\n<ul>\n<li>caused airbursts or craters across Northern Hemisphere<\/li>\n<li>deposited melted material in the Younger Dryas boundary (YDB) layer<\/li>\n<li>melted parts of huge northern ice sheets covering Canada and Europe<\/li>\n<li>halted circulation of massive amounts of ocean water in North Atlantic<\/li>\n<li>triggered 1,100-year-long climatic cooling, called the Younger Dryas<\/li>\n<li>contributed to the extinction of millions of large animals (megafauna)<\/li>\n<li>caused a major decline in human population levels of approx. 50%<\/li>\n<\/ul>\n\n        <\/div>\n    <\/div>\n<\/section>\n\n<section class=\"av_tab_section\"  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" >    <div data-fake-id=\"#tab-id-2\" class=\"tab \"  itemprop=\"headline\" >Evidence<\/div>\n    <div id=\"tab-id-2-container\" class=\"tab_content \">\n        <div class=\"tab_inner_content invers-color\"  itemprop=\"text\" >\n<p><b>The following impact materials reach major peaks in the\u00a0<\/b><b>Younger Dryas boundary (YDB) layer<\/b><\/p>\n<ul>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\"> Magnetic, iron-rich spherules<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\"> Glassy, silica-rich spherules<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\"> High-temperature meltglass<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\"> Nanodiamonds<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\"> Soot (aciniform carbon)<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\"> Fullerenes containing helium-3<\/span><\/li>\n<\/ul>\n\n        <\/div>\n    <\/div>\n<\/section>\n\n<section class=\"av_tab_section\"  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" >    <div data-fake-id=\"#tab-id-3\" class=\"tab \"  itemprop=\"headline\" >Extent of Evidence<\/div>\n    <div id=\"tab-id-3-container\" class=\"tab_content \">\n        <div class=\"tab_inner_content invers-color\"  itemprop=\"text\" >\n<p><b>Millions of tons of material, melted at high temperatures,<\/b><\/p>\n<ul>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">is at more than 36 known sites<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\"> is at every site currently investigated <\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\"> is spread across 16 countries on 4 continents<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\"> ranges from offshore California to the Middle East<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\"> has no geographical limit to the extent of distribution \u00a0<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\"> covers 20-25% of the N. Hemisphere (map on next slide)<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\"> dates to approximately 12,800 years ago at the start of YD cooling<\/span><\/li>\n<\/ul>\n\n        <\/div>\n    <\/div>\n<\/section>\n\n<\/div><\/div><div class=\"flex_column av_one_half  flex_column_div av-zero-column-padding   \" style='border-radius:0px; '><p><div class='av-hotspot-image-container avia_animate_when_almost_visible   av-hotspot-blank    av-non-fullwidth-hotspot-image '  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/ImageObject\"  ><div class='av-hotspot-container'><div class='av-hotspot-container-inner-cell'><div class='av-hotspot-container-inner-wrap'><div class='av-image-hotspot' data-avia-tooltip-position='' data-avia-tooltip-alignment='centered' data-avia-tooltip-class='    av-tt-hotspot' data-avia-tooltip='' style='top: 31.9%; left: 19.1%; '><div class='av-image-hotspot_inner' style=' '>1<\/div><div class='av-image-hotspot-pulse' ><\/div><\/div><div class='av-image-hotspot' data-avia-tooltip-position='' data-avia-tooltip-alignment='centered' data-avia-tooltip-class='    av-tt-hotspot' data-avia-tooltip='' style='top: 33.3%; left: 9.8%; '><div class='av-image-hotspot_inner' style=' '>2<\/div><div class='av-image-hotspot-pulse' ><\/div><\/div><div class='av-image-hotspot' data-avia-tooltip-position='' data-avia-tooltip-alignment='centered' data-avia-tooltip-class='    av-tt-hotspot' data-avia-tooltip='' style='top: 32.6%; left: 9.4%; '><div class='av-image-hotspot_inner' style=' '>3<\/div><div class='av-image-hotspot-pulse' ><\/div><\/div><div class='av-image-hotspot' data-avia-tooltip-position='' data-avia-tooltip-alignment='centered' data-avia-tooltip-class='    av-tt-hotspot' data-avia-tooltip='' style='top: 34.7%; left: 7.8%; '><div class='av-image-hotspot_inner' style=' '>4<\/div><div class='av-image-hotspot-pulse' ><\/div><\/div><div class='av-image-hotspot' data-avia-tooltip-position='' data-avia-tooltip-alignment='centered' data-avia-tooltip-class='    av-tt-hotspot' data-avia-tooltip='' style='top: 28.5%; left: 19.9%; '><div class='av-image-hotspot_inner' style=' '>5<\/div><div class='av-image-hotspot-pulse' ><\/div><\/div><div class='av-image-hotspot' data-avia-tooltip-position='' data-avia-tooltip-alignment='centered' data-avia-tooltip-class='    av-tt-hotspot' data-avia-tooltip='' style='top: 28.5%; left: 20.7%; '><div class='av-image-hotspot_inner' style=' '>6<\/div><div class='av-image-hotspot-pulse' ><\/div><\/div><div class='av-image-hotspot' data-avia-tooltip-position='' data-avia-tooltip-alignment='centered' data-avia-tooltip-class='    av-tt-hotspot' data-avia-tooltip='' style='top: 28.5%; left: 21.1%; '><div class='av-image-hotspot_inner' style=' '>7<\/div><div class='av-image-hotspot-pulse' ><\/div><\/div><div class='av-image-hotspot' data-avia-tooltip-position='' data-avia-tooltip-alignment='centered' data-avia-tooltip-class='    av-tt-hotspot' data-avia-tooltip='' style='top: 31.3%; left: 14.8%; '><div class='av-image-hotspot_inner' style=' '>8<\/div><div class='av-image-hotspot-pulse' ><\/div><\/div><div class='av-image-hotspot' data-avia-tooltip-position='' data-avia-tooltip-alignment='centered' data-avia-tooltip-class='    av-tt-hotspot' data-avia-tooltip='' style='top: 27.1%; left: 16.8%; '><div class='av-image-hotspot_inner' style=' '>9<\/div><div class='av-image-hotspot-pulse' ><\/div><\/div><div class='av-image-hotspot' data-avia-tooltip-position='' data-avia-tooltip-alignment='centered' data-avia-tooltip-class='    av-tt-hotspot' data-avia-tooltip='' style='top: 27.1%; left: 18.4%; '><div class='av-image-hotspot_inner' style=' '>10<\/div><div class='av-image-hotspot-pulse' ><\/div><\/div><div class='av-image-hotspot' data-avia-tooltip-position='' data-avia-tooltip-alignment='centered' data-avia-tooltip-class='    av-tt-hotspot' data-avia-tooltip='' style='top: 25%; left: 18.8%; '><div class='av-image-hotspot_inner' style=' '>11<\/div><div class='av-image-hotspot-pulse' ><\/div><\/div><div class='av-image-hotspot' data-avia-tooltip-position='' data-avia-tooltip-alignment='centered' data-avia-tooltip-class='    av-tt-hotspot' data-avia-tooltip='' style='top: 26.4%; left: 22.3%; '><div class='av-image-hotspot_inner' style=' '>12<\/div><div class='av-image-hotspot-pulse' ><\/div><\/div><div class='av-image-hotspot' data-avia-tooltip-position='' data-avia-tooltip-alignment='centered' data-avia-tooltip-class='    av-tt-hotspot' data-avia-tooltip='' style='top: 25.7%; left: 22.7%; '><div class='av-image-hotspot_inner' style=' '>13<\/div><div class='av-image-hotspot-pulse' ><\/div><\/div><div class='av-image-hotspot' data-avia-tooltip-position='' data-avia-tooltip-alignment='centered' data-avia-tooltip-class='    av-tt-hotspot' data-avia-tooltip='' style='top: 8.3%; left: 32%; '><div class='av-image-hotspot_inner' style=' '>14<\/div><div class='av-image-hotspot-pulse' ><\/div><\/div><div class='av-image-hotspot' data-avia-tooltip-position='' data-avia-tooltip-alignment='centered' data-avia-tooltip-class='    av-tt-hotspot' data-avia-tooltip='' style='top: 31.9%; left: 7%; '><div class='av-image-hotspot_inner' style=' '>15<\/div><div class='av-image-hotspot-pulse' ><\/div><\/div><div class='av-image-hotspot' data-avia-tooltip-position='' data-avia-tooltip-alignment='centered' data-avia-tooltip-class='    av-tt-hotspot' data-avia-tooltip='' style='top: 31.3%; left: 6.3%; '><div class='av-image-hotspot_inner' style=' '>16<\/div><div class='av-image-hotspot-pulse' ><\/div><\/div><div class='av-image-hotspot' data-avia-tooltip-position='' data-avia-tooltip-alignment='centered' data-avia-tooltip-class='    av-tt-hotspot' data-avia-tooltip='' style='top: 19.4%; left: 15.2%; '><div class='av-image-hotspot_inner' style=' '>17<\/div><div class='av-image-hotspot-pulse' ><\/div><\/div><div class='av-image-hotspot' data-avia-tooltip-position='' data-avia-tooltip-alignment='centered' data-avia-tooltip-class='    av-tt-hotspot' data-avia-tooltip='' style='top: 16.7%; left: 11.7%; '><div class='av-image-hotspot_inner' style=' '>18<\/div><div class='av-image-hotspot-pulse' ><\/div><\/div><div class='av-image-hotspot' data-avia-tooltip-position='' data-avia-tooltip-alignment='centered' data-avia-tooltip-class='    av-tt-hotspot' data-avia-tooltip='' style='top: 20.1%; left: 10.5%; '><div class='av-image-hotspot_inner' style=' '>19<\/div><div class='av-image-hotspot-pulse' ><\/div><\/div><div class='av-image-hotspot' data-avia-tooltip-position='' data-avia-tooltip-alignment='centered' data-avia-tooltip-class='    av-tt-hotspot' data-avia-tooltip='' style='top: 31.9%; left: 17.6%; '><div class='av-image-hotspot_inner' style=' '>20<\/div><div class='av-image-hotspot-pulse' ><\/div><\/div><div class='av-image-hotspot' data-avia-tooltip-position='' data-avia-tooltip-alignment='centered' data-avia-tooltip-class='    av-tt-hotspot' data-avia-tooltip='' style='top: 33.3%; left: 18.4%; '><div class='av-image-hotspot_inner' style=' '>21<\/div><div class='av-image-hotspot-pulse' ><\/div><\/div><div class='av-image-hotspot' data-avia-tooltip-position='' data-avia-tooltip-alignment='centered' data-avia-tooltip-class='    av-tt-hotspot' data-avia-tooltip='' style='top: 61.8%; left: 17.6%; '><div class='av-image-hotspot_inner' style=' '>22<\/div><div class='av-image-hotspot-pulse' ><\/div><\/div><div class='av-image-hotspot' data-avia-tooltip-position='' data-avia-tooltip-alignment='centered' data-avia-tooltip-class='    av-tt-hotspot' data-avia-tooltip='' style='top: 53.5%; left: 22.3%; '><div class='av-image-hotspot_inner' style=' '>23<\/div><div class='av-image-hotspot-pulse' ><\/div><\/div><div class='av-image-hotspot' data-avia-tooltip-position='' data-avia-tooltip-alignment='centered' data-avia-tooltip-class='    av-tt-hotspot' data-avia-tooltip='' style='top: 24.3%; left: 9.4%; '><div class='av-image-hotspot_inner' style=' '>24<\/div><div class='av-image-hotspot-pulse' ><\/div><\/div><div class='av-image-hotspot' data-avia-tooltip-position='' data-avia-tooltip-alignment='centered' data-avia-tooltip-class='    av-tt-hotspot' data-avia-tooltip='' style='top: 29.2%; left: 10.9%; '><div class='av-image-hotspot_inner' style=' '>25<\/div><div class='av-image-hotspot-pulse' ><\/div><\/div><div class='av-image-hotspot' data-avia-tooltip-position='' data-avia-tooltip-alignment='centered' data-avia-tooltip-class='    av-tt-hotspot' data-avia-tooltip='' style='top: 31.9%; left: 12.5%; '><div class='av-image-hotspot_inner' style=' '>26<\/div><div class='av-image-hotspot-pulse' ><\/div><\/div><div class='av-image-hotspot' data-avia-tooltip-position='' data-avia-tooltip-alignment='centered' data-avia-tooltip-class='    av-tt-hotspot' data-avia-tooltip='' style='top: 28.5%; left: 10.2%; '><div class='av-image-hotspot_inner' style=' '>27<\/div><div class='av-image-hotspot-pulse' ><\/div><\/div><div class='av-image-hotspot' data-avia-tooltip-position='' data-avia-tooltip-alignment='centered' data-avia-tooltip-class='    av-tt-hotspot' data-avia-tooltip='' style='top: 34%; left: 10.5%; '><div class='av-image-hotspot_inner' style=' '>28<\/div><div class='av-image-hotspot-pulse' ><\/div><\/div><div class='av-image-hotspot' data-avia-tooltip-position='' data-avia-tooltip-alignment='centered' data-avia-tooltip-class='    av-tt-hotspot' data-avia-tooltip='' style='top: 43.1%; left: 12.1%; '><div class='av-image-hotspot_inner' style=' '>29<\/div><div class='av-image-hotspot-pulse' ><\/div><\/div><div class='av-image-hotspot' data-avia-tooltip-position='top' data-avia-tooltip-alignment='left' data-avia-tooltip-class='av-tt-default-width av-tt-pos-above av-tt-align-left  main_color av-tt-hotspot' data-avia-tooltip='' style='top: 26.1%; left: 22.7%; '><div class='av-image-hotspot_inner' style=' '>30<\/div><div class='av-image-hotspot-pulse' ><\/div><\/div><div class='av-image-hotspot' data-avia-tooltip-position='' data-avia-tooltip-alignment='centered' data-avia-tooltip-class='    av-tt-hotspot' data-avia-tooltip='' style='top: 31.3%; left: 56.2%; '><div class='av-image-hotspot_inner' style=' '>31<\/div><div class='av-image-hotspot-pulse' ><\/div><\/div><div class='av-image-hotspot' data-avia-tooltip-position='' data-avia-tooltip-alignment='centered' data-avia-tooltip-class='    av-tt-hotspot' data-avia-tooltip='' style='top: 21.5%; left: 52%; '><div class='av-image-hotspot_inner' style=' '>32<\/div><div class='av-image-hotspot-pulse' ><\/div><\/div><div class='av-image-hotspot' data-avia-tooltip-position='' data-avia-tooltip-alignment='centered' data-avia-tooltip-class='    av-tt-hotspot' data-avia-tooltip='' style='top: 18.8%; left: 49.2%; '><div class='av-image-hotspot_inner' style=' '>33<\/div><div class='av-image-hotspot-pulse' ><\/div><\/div><div class='av-image-hotspot' data-avia-tooltip-position='' data-avia-tooltip-alignment='centered' data-avia-tooltip-class='    av-tt-hotspot' data-avia-tooltip='' style='top: 19.4%; left: 47.7%; '><div class='av-image-hotspot_inner' style=' '>34<\/div><div class='av-image-hotspot-pulse' ><\/div><\/div><div class='av-image-hotspot' data-avia-tooltip-position='' data-avia-tooltip-alignment='centered' data-avia-tooltip-class='    av-tt-hotspot' data-avia-tooltip='' style='top: 18.8%; left: 46.5%; '><div class='av-image-hotspot_inner' style=' '>35<\/div><div class='av-image-hotspot-pulse' ><\/div><\/div><div class='av-image-hotspot' data-avia-tooltip-position='' data-avia-tooltip-alignment='centered' data-avia-tooltip-class='    av-tt-hotspot' data-avia-tooltip='' style='top: 20.1%; left: 43.8%; '><div class='av-image-hotspot_inner' style=' '>36<\/div><div class='av-image-hotspot-pulse' ><\/div><\/div><div class='av-image-hotspot' data-avia-tooltip-position='' data-avia-tooltip-alignment='centered' data-avia-tooltip-class='    av-tt-hotspot' data-avia-tooltip='' style='top: 23.6%; left: 46.5%; '><div class='av-image-hotspot_inner' style=' '>37<\/div><div class='av-image-hotspot-pulse' ><\/div><\/div><img class='avia_image ' src='https:\/\/cometresearchgroup.org\/wp-content\/uploads\/2016\/09\/1-OVERVIEW-1.pptx.png' alt='' title='1-overview-1-pptx'   itemprop=\"thumbnailUrl\"  \/><\/div><\/div><\/div><\/div><br \/>\n<section class=\"av_textblock_section \"  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock  '   itemprop=\"text\" ><p style=\"text-align: center;\"><span style=\"font-weight: 400;\">Comparison of YDB impact field with Australasian field, the largest known impact debris field<\/span><\/p>\n<\/div><\/section><\/p><\/div>\n\n<\/div><\/div><\/div><!-- close content main div --><\/div><div class='av-extra-border-element border-extra-arrow-down'><div class='av-extra-border-outer'><div class='av-extra-border-inner'  style='background-color:#082139;' ><\/div><\/div><\/div><\/div><div id='impact-overview' class='avia-section main_color avia-section-default avia-no-shadow avia-bg-style-scroll    container_wrap fullsize'   ><div class='container' ><div class='template-page content  av-content-full alpha units'><div class='post-entry post-entry-type-page post-entry-292'><div class='entry-content-wrapper clearfix'>\n<div style='padding-bottom:10px;' class='av-special-heading av-special-heading-h2  blockquote modern-quote modern-centered   '><h2 class='av-special-heading-tag '  itemprop=\"headline\"  >Younger Dryas Impact Overview<\/h2><div class='special-heading-border'><div class='special-heading-inner-border' ><\/div><\/div><\/div>\n<div  class='hr hr-short hr-center   '><span class='hr-inner ' ><span class='hr-inner-style'><\/span><\/span><\/div>\n<section class=\"av_textblock_section \"  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock  '   itemprop=\"text\" ><p>This following collection of 9 PDFs provides a comprehensive introduction\u00a0to our work and the Younger Dryas Impact for the layman interested in learning more. Please select a section of interest and click to open.<\/p>\n<\/div><\/section>\n<div class='aviaccordion aviaccordion-title-active ' style='max-height:684px' data-av-maxheight='684' data-autoplay='true' data-interval='5'   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/Blog\" ><ul class='aviaccordion-inner'><li class='aviaccordion-slide aviaccordion-slide-1' style='left:0%' data-av-left='0'  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><a class='aviaccordion-slide-link noHover' href='http:\/\/cometresearchgroup.org\/wp-content\/uploads\/2016\/09\/1-OVERVIEW-1.pptx.pdf' target='_blank'><div class='aviaccordion-preview  ' style='width:12.1%'><div class='aviaccordion-preview-title-pos'><div class='aviaccordion-preview-title-wrap'><div class='aviaccordion-preview-title'><h3 class='aviaccordion-title '  itemprop=\"headline\"  >1. Comet Impact Overview<\/h3><\/div><\/div><\/div><\/div><img loading=\"lazy\" decoding=\"async\" width=\"845\" height=\"684\" src=\"https:\/\/cometresearchgroup.org\/wp-content\/uploads\/2016\/09\/CRG-Overview-1-845x684.jpg\" class=\"aviaccordion-image\" alt=\"\" srcset=\"https:\/\/cometresearchgroup.org\/wp-content\/uploads\/2016\/09\/CRG-Overview-1-845x684.jpg 845w, https:\/\/cometresearchgroup.org\/wp-content\/uploads\/2016\/09\/CRG-Overview-1-495x400.jpg 495w\" sizes=\"(max-width: 845px) 100vw, 845px\" \/><\/a><\/li><li class='aviaccordion-slide aviaccordion-slide-2' style='left:11.111111111111%' data-av-left='11.111111111111'  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><a class='aviaccordion-slide-link noHover' href='http:\/\/cometresearchgroup.org\/wp-content\/uploads\/2016\/09\/2-CRATERSAIRBURSTS.pptx.pdf' target='_blank'><div class='aviaccordion-preview  ' style='width:12.1%'><div class='aviaccordion-preview-title-pos'><div class='aviaccordion-preview-title-wrap'><div class='aviaccordion-preview-title'><h3 class='aviaccordion-title '  itemprop=\"headline\"  >2. Craters &amp; Comets<\/h3><\/div><\/div><\/div><\/div><img loading=\"lazy\" decoding=\"async\" width=\"845\" height=\"684\" src=\"https:\/\/cometresearchgroup.org\/wp-content\/uploads\/2016\/09\/CRG-Craters-and-Air-Burts2-16-845x684.jpeg\" class=\"aviaccordion-image\" alt=\"\" srcset=\"https:\/\/cometresearchgroup.org\/wp-content\/uploads\/2016\/09\/CRG-Craters-and-Air-Burts2-16-845x684.jpeg 845w, https:\/\/cometresearchgroup.org\/wp-content\/uploads\/2016\/09\/CRG-Craters-and-Air-Burts2-16-495x400.jpeg 495w\" sizes=\"(max-width: 845px) 100vw, 845px\" \/><\/a><\/li><li class='aviaccordion-slide aviaccordion-slide-3' style='left:22.222222222222%' data-av-left='22.222222222222'  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><a class='aviaccordion-slide-link noHover' href='http:\/\/cometresearchgroup.org\/wp-content\/uploads\/2016\/09\/3-NDs-VIRUSES-2.pptx.pdf' target='_blank'><div class='aviaccordion-preview  ' style='width:12.1%'><div class='aviaccordion-preview-title-pos'><div class='aviaccordion-preview-title-wrap'><div class='aviaccordion-preview-title'><h3 class='aviaccordion-title '  itemprop=\"headline\"  >3. Diamonds &amp; Viruses<\/h3><\/div><\/div><\/div><\/div><img loading=\"lazy\" decoding=\"async\" width=\"845\" height=\"684\" src=\"https:\/\/cometresearchgroup.org\/wp-content\/uploads\/2016\/09\/CRG-ND-and-Viruses-3-845x684.jpg\" class=\"aviaccordion-image\" alt=\"\" srcset=\"https:\/\/cometresearchgroup.org\/wp-content\/uploads\/2016\/09\/CRG-ND-and-Viruses-3-845x684.jpg 845w, https:\/\/cometresearchgroup.org\/wp-content\/uploads\/2016\/09\/CRG-ND-and-Viruses-3-495x400.jpg 495w\" sizes=\"(max-width: 845px) 100vw, 845px\" \/><\/a><\/li><li class='aviaccordion-slide aviaccordion-slide-4' style='left:33.333333333333%' data-av-left='33.333333333333'  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><a class='aviaccordion-slide-link noHover' href='http:\/\/cometresearchgroup.org\/wp-content\/uploads\/2016\/09\/4-SPHERULES-1.pptx.pdf' target='_blank'><div class='aviaccordion-preview  ' style='width:12.1%'><div class='aviaccordion-preview-title-pos'><div class='aviaccordion-preview-title-wrap'><div class='aviaccordion-preview-title'><h3 class='aviaccordion-title '  itemprop=\"headline\"  >4. Melted Spherules<\/h3><\/div><\/div><\/div><\/div><img loading=\"lazy\" decoding=\"async\" width=\"845\" height=\"684\" src=\"https:\/\/cometresearchgroup.org\/wp-content\/uploads\/2016\/09\/CRG-Sherules-23-845x684.jpg\" class=\"aviaccordion-image\" alt=\"\" srcset=\"https:\/\/cometresearchgroup.org\/wp-content\/uploads\/2016\/09\/CRG-Sherules-23-845x684.jpg 845w, https:\/\/cometresearchgroup.org\/wp-content\/uploads\/2016\/09\/CRG-Sherules-23-495x400.jpg 495w\" sizes=\"(max-width: 845px) 100vw, 845px\" \/><\/a><\/li><li class='aviaccordion-slide aviaccordion-slide-5' style='left:44.444444444444%' data-av-left='44.444444444444'  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><a class='aviaccordion-slide-link noHover' href='http:\/\/cometresearchgroup.org\/wp-content\/uploads\/2016\/09\/5-MELTGLASSPLANTS-1.pptx.pdf' target='_blank'><div class='aviaccordion-preview  ' style='width:12.1%'><div class='aviaccordion-preview-title-pos'><div class='aviaccordion-preview-title-wrap'><div class='aviaccordion-preview-title'><h3 class='aviaccordion-title '  itemprop=\"headline\"  >5. Melted Rocks &amp; Glass<\/h3><\/div><\/div><\/div><\/div><img loading=\"lazy\" decoding=\"async\" width=\"845\" height=\"684\" src=\"https:\/\/cometresearchgroup.org\/wp-content\/uploads\/2016\/09\/CRG-Meltglassl-6-845x684.jpeg\" class=\"aviaccordion-image\" alt=\"\" srcset=\"https:\/\/cometresearchgroup.org\/wp-content\/uploads\/2016\/09\/CRG-Meltglassl-6-845x684.jpeg 845w, https:\/\/cometresearchgroup.org\/wp-content\/uploads\/2016\/09\/CRG-Meltglassl-6-495x400.jpeg 495w\" sizes=\"(max-width: 845px) 100vw, 845px\" \/><\/a><\/li><li class='aviaccordion-slide aviaccordion-slide-6' style='left:55.555555555556%' data-av-left='55.555555555556'  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><a class='aviaccordion-slide-link noHover' href='http:\/\/cometresearchgroup.org\/wp-content\/uploads\/2016\/09\/6-WILDFIRESCSGLC-1.pptx.pdf' target='_blank'><div class='aviaccordion-preview  ' style='width:12.1%'><div class='aviaccordion-preview-title-pos'><div class='aviaccordion-preview-title-wrap'><div class='aviaccordion-preview-title'><h3 class='aviaccordion-title '  itemprop=\"headline\"  >6. Impact-related Wildfires<\/h3><\/div><\/div><\/div><\/div><img loading=\"lazy\" decoding=\"async\" width=\"720\" height=\"444\" src=\"https:\/\/cometresearchgroup.org\/wp-content\/uploads\/2016\/09\/CRG-Wildfires-et-al-9.jpg\" class=\"aviaccordion-image\" alt=\"\" srcset=\"https:\/\/cometresearchgroup.org\/wp-content\/uploads\/2016\/09\/CRG-Wildfires-et-al-9.jpg 720w, https:\/\/cometresearchgroup.org\/wp-content\/uploads\/2016\/09\/CRG-Wildfires-et-al-9-300x185.jpg 300w, https:\/\/cometresearchgroup.org\/wp-content\/uploads\/2016\/09\/CRG-Wildfires-et-al-9-705x435.jpg 705w, https:\/\/cometresearchgroup.org\/wp-content\/uploads\/2016\/09\/CRG-Wildfires-et-al-9-450x278.jpg 450w\" sizes=\"(max-width: 720px) 100vw, 720px\" \/><\/a><\/li><li class='aviaccordion-slide aviaccordion-slide-7' style='left:66.666666666667%' data-av-left='66.666666666667'  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><a class='aviaccordion-slide-link noHover' href='http:\/\/cometresearchgroup.org\/wp-content\/uploads\/2016\/09\/7-BLACK-MAT-1.pptx.pdf' target='_blank'><div class='aviaccordion-preview  ' style='width:12.1%'><div class='aviaccordion-preview-title-pos'><div class='aviaccordion-preview-title-wrap'><div class='aviaccordion-preview-title'><h3 class='aviaccordion-title '  itemprop=\"headline\"  >7. Black Mat Layer<\/h3><\/div><\/div><\/div><\/div><img loading=\"lazy\" decoding=\"async\" width=\"845\" height=\"684\" src=\"https:\/\/cometresearchgroup.org\/wp-content\/uploads\/2016\/09\/CRG-Overview-3-845x684.jpeg\" class=\"aviaccordion-image\" alt=\"\" srcset=\"https:\/\/cometresearchgroup.org\/wp-content\/uploads\/2016\/09\/CRG-Overview-3-845x684.jpeg 845w, https:\/\/cometresearchgroup.org\/wp-content\/uploads\/2016\/09\/CRG-Overview-3-495x400.jpeg 495w\" sizes=\"(max-width: 845px) 100vw, 845px\" \/><\/a><\/li><li class='aviaccordion-slide aviaccordion-slide-8' style='left:77.777777777778%' data-av-left='77.777777777778'  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><a class='aviaccordion-slide-link noHover' href='http:\/\/cometresearchgroup.org\/wp-content\/uploads\/2016\/09\/8-EXTINCTIONS-1.pptx.pdf' target='_blank'><div class='aviaccordion-preview  ' style='width:12.1%'><div class='aviaccordion-preview-title-pos'><div class='aviaccordion-preview-title-wrap'><div class='aviaccordion-preview-title'><h3 class='aviaccordion-title '  itemprop=\"headline\"  >8. Extinctions<\/h3><\/div><\/div><\/div><\/div><img loading=\"lazy\" decoding=\"async\" width=\"845\" height=\"684\" src=\"https:\/\/cometresearchgroup.org\/wp-content\/uploads\/2016\/09\/CRG-Extinctions-9-845x684.jpg\" class=\"aviaccordion-image\" alt=\"\" srcset=\"https:\/\/cometresearchgroup.org\/wp-content\/uploads\/2016\/09\/CRG-Extinctions-9-845x684.jpg 845w, https:\/\/cometresearchgroup.org\/wp-content\/uploads\/2016\/09\/CRG-Extinctions-9-495x400.jpg 495w\" sizes=\"(max-width: 845px) 100vw, 845px\" \/><\/a><\/li><li class='aviaccordion-slide aviaccordion-slide-9' style='left:88.888888888889%' data-av-left='88.888888888889'  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><a class='aviaccordion-slide-link noHover' href='http:\/\/cometresearchgroup.org\/wp-content\/uploads\/2016\/09\/9-CLIMATE-CHANGE-1.pptx.pdf' target='_blank'><div class='aviaccordion-preview  ' style='width:12.1%'><div class='aviaccordion-preview-title-pos'><div class='aviaccordion-preview-title-wrap'><div class='aviaccordion-preview-title'><h3 class='aviaccordion-title '  itemprop=\"headline\"  >9. Climate Change<\/h3><\/div><\/div><\/div><\/div><img loading=\"lazy\" decoding=\"async\" width=\"613\" height=\"457\" src=\"https:\/\/cometresearchgroup.org\/wp-content\/uploads\/2016\/09\/CRG-Climate-Chage-13.png\" class=\"aviaccordion-image\" alt=\"\" srcset=\"https:\/\/cometresearchgroup.org\/wp-content\/uploads\/2016\/09\/CRG-Climate-Chage-13.png 613w, https:\/\/cometresearchgroup.org\/wp-content\/uploads\/2016\/09\/CRG-Climate-Chage-13-300x224.png 300w, https:\/\/cometresearchgroup.org\/wp-content\/uploads\/2016\/09\/CRG-Climate-Chage-13-450x335.png 450w\" sizes=\"(max-width: 613px) 100vw, 613px\" \/><\/a><\/li><\/ul><div class='aviaccordion-spacer' style='padding-bottom:80.94674556213%'><\/div><\/div>\n\n<\/div><\/div><\/div><!-- close content main div --><\/div><div class='av-extra-border-element border-extra-arrow-down'><div class='av-extra-border-outer'><div class='av-extra-border-inner'  style='background-color:#ffffff;' ><\/div><\/div><\/div><\/div><div id='av_section_6' class='avia-section socket_color avia-section-default avia-no-shadow avia-bg-style-scroll    container_wrap fullsize'   ><div class='container' ><div class='template-page content  av-content-full alpha units'><div class='post-entry post-entry-type-page post-entry-292'><div class='entry-content-wrapper clearfix'>\n<div style='padding-bottom:10px;' class='av-special-heading av-special-heading-h2  blockquote modern-quote modern-centered   '><div class ='av-subheading av-subheading_above  ' style='font-size:15px;'><p>Evidence shows that a catastrophic impact occurred 12,800 years ago<\/p>\n<\/div><h2 class='av-special-heading-tag '  itemprop=\"headline\"  >Why Should we Care?<\/h2><div class='special-heading-border'><div class='special-heading-inner-border' ><\/div><\/div><\/div>\n<div  class='hr hr-short hr-center   '><span class='hr-inner ' ><span class='hr-inner-style'><\/span><\/span><\/div>\n<div class=\"flex_column av_one_full  flex_column_div av-zero-column-padding first  \" style='border-radius:0px; '><div style='text-align:center; font-size:40px; ' class='av-rotator-container av-rotation-container-center    av-fixed-rotator-width' data-interval='7' data-animation='0' data-fixWidth='1'><p class='av-rotator-container-inner '>Because...<span class='av-rotator-text av-rotator-multiline-off '>\n<span  class='av-rotator-text-single av-rotator-text-single-1'>More will hit us in the future<\/span>\n<span  class='av-rotator-text-single av-rotator-text-single-2'>They often cause giant tsunamis<\/span>\n<span  class='av-rotator-text-single av-rotator-text-single-3'>They can change climate suddenly<\/span>\n<\/span><\/p><\/div><\/div>\n\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":2,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"_links":{"self":[{"href":"https:\/\/cometresearchgroup.org\/wp-json\/wp\/v2\/pages\/292"}],"collection":[{"href":"https:\/\/cometresearchgroup.org\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/cometresearchgroup.org\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/cometresearchgroup.org\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/cometresearchgroup.org\/wp-json\/wp\/v2\/comments?post=292"}],"version-history":[{"count":1,"href":"https:\/\/cometresearchgroup.org\/wp-json\/wp\/v2\/pages\/292\/revisions"}],"predecessor-version":[{"id":3501,"href":"https:\/\/cometresearchgroup.org\/wp-json\/wp\/v2\/pages\/292\/revisions\/3501"}],"wp:attachment":[{"href":"https:\/\/cometresearchgroup.org\/wp-json\/wp\/v2\/media?parent=292"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}