{"id":20329,"date":"2016-08-31T21:50:26","date_gmt":"2016-08-31T18:50:26","guid":{"rendered":"http:\/\/www.bghaber.org\/bghaber\/?p=20329"},"modified":"2016-08-31T21:50:26","modified_gmt":"2016-08-31T18:50:26","slug":"yerkure-insan-cagina-mi-girdi","status":"publish","type":"post","link":"https:\/\/www.bghaber.org\/bghaber\/yerkure-insan-cagina-mi-girdi\/","title":{"rendered":"Yerk\u00fcre &#8216;\u0130nsan \u00c7a\u011f\u0131&#8217;na m\u0131 girdi?"},"content":{"rendered":"<figure class=\"media-landscape has-caption full-width lead\"><span class=\"image-and-copyright-container\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\"js-image-replace\" src=\"https:\/\/i0.wp.com\/ichef.bbci.co.uk\/news\/660\/cpsprodpb\/DEB9\/production\/_90971075_jeo.jpg?resize=640%2C360\" alt=\"Yeni \u00e7a\u011f: \u0130nsan \u00e7a\u011f\u0131\" width=\"640\" height=\"360\" data-highest-encountered-width=\"660\" \/><\/span><figcaption class=\"media-caption\"><span class=\"media-caption__text\">\u0130nsan \u00c7a\u011f\u0131&#8217;n\u0131n ba\u015flad\u0131\u011f\u0131n\u0131n i\u015faretlerinden biri de plutonyum serpintileri olabilir.<\/span><\/figcaption><\/figure>\n<p class=\"story-body__introduction\">D\u00fcnyan\u0131n yeni bir \u00e7a\u011fa girdi\u011fini savunan baz\u0131 bilim insanlar\u0131, \u0130nsan \u00c7a\u011f\u0131 olarak tan\u0131mlad\u0131klar\u0131 bu devrin bilimsel olarak tan\u0131nmas\u0131n\u0131 sa\u011flamak i\u00e7in bir giri\u015fim ba\u015flatt\u0131.<\/p>\n<p>Bu kapsamda, G\u00fcney Afrika&#8217;da 35. Uluslararas\u0131 Jeoloji Kongresi&#8217;nde sunulan raporda, yerk\u00fcre tarihine Anthropocene yani \u0130nsan \u00c7a\u011f\u0131 isimli bir zaman dilimi eklenmesinin gerekti\u011fi \u00f6ne s\u00fcr\u00fcld\u00fc.<\/p>\n<p>\u0130nsan \u00c7a\u011f\u0131 \u00c7al\u0131\u015fma Grubu taraf\u0131ndan haz\u0131rlanan raporda bu konudaki bulgular ve tavsiyelere yer veriliyor.<\/p>\n<p>Grubun sekreteri \u0130ngiltere Jeolojik Ara\u015ft\u0131rma kurulu\u015fundan Colin Waters BBC &#8216;ye a\u00e7\u0131klamas\u0131nda &#8220;Tart\u0131\u015fmalar\u0131m\u0131zda gelinen nokta bu. \u0130nsan \u00c7a\u011f\u0131&#8217;n\u0131n ne oldu\u011fu konusunda bir liste haz\u0131rlad\u0131k. \u00c7o\u011fumuz bunun ger\u00e7ek oldu\u011funu, bir \u015feylerin meydana geldi\u011fini ve \u0130nsan \u00c7a\u011f\u0131&#8217;n\u0131n ba\u015fl\u0131 ba\u015f\u0131na bir birim oldu\u011fu y\u00f6n\u00fcnde \u00e7evrede tan\u0131n\u0131r ve a\u00e7\u0131k sinyallerin bulundu\u011funu d\u00fc\u015f\u00fcn\u00fcyor. Biz bunun me\u015frula\u015ft\u0131r\u0131lmas\u0131 ve resmen tan\u0131nmas\u0131 gerekti\u011fini d\u00fc\u015f\u00fcn\u00fcyoruz&#8221; dedi.<\/p>\n<p>Waters bunun resmile\u015fece\u011fi anlam\u0131na gelmedi\u011fini ancak ba\u015fvuruda bulunacaklar\u0131n\u0131 belirtti.<\/p><div id=\"bghab-1453773902\" class=\"bghab-icerik-icine bghab-entity-placement\"><script async src=\"\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js?client=ca-pub-6203283170189293\" crossorigin=\"anonymous\"><\/script><ins class=\"adsbygoogle\" style=\"display:block; text-align:center;\" data-ad-client=\"ca-pub-6203283170189293\" \ndata-ad-slot=\"7303146466\" \ndata-ad-layout=\"in-article\"\ndata-ad-format=\"fluid\" data-full-width-responsive=\"true\"><\/ins>\n<script> \n(adsbygoogle = window.adsbygoogle || []).push({}); \n<\/script>\n<\/div>\n<h2 class=\"story-body__crosshead\">&#8220;D\u00f6n\u00fcm noktas\u0131 aran\u0131yor&#8221;<\/h2>\n<p>\u015eimdi ise yeni bir \u00e7a\u011f\u0131n ba\u015flad\u0131\u011f\u0131na i\u015faret eden bir d\u00f6n\u00fcm noktas\u0131 ara\u015ft\u0131rmas\u0131 var. D\u00f6n\u00fcm noktas\u0131 bilim insanlar\u0131n\u0131n yerk\u00fcre tarihinde \u00e7a\u011flar\u0131n ba\u015flang\u0131\u00e7 ve biti\u015flerine y\u00f6nelik i\u015faretler anlam\u0131na geliyor.<\/p>\n<p>Uzmanlar \u0130nsan \u00c7a\u011f\u0131&#8217;n\u0131n b\u00fcy\u00fck olas\u0131l\u0131kla yerk\u00fcre tarihinin &#8220;tamamen yeni&#8221; anlam\u0131na gelen Holosen devrini kapatarak yeni bir devir a\u00e7aca\u011f\u0131n\u0131 s\u00f6yl\u00fcyor. Buna kar\u015f\u0131n zaman b\u00f6lmelerinde daha \u00fcst s\u0131ralarda olan D\u00f6rd\u00fcnc\u00fc zaman ve en son jeolojik \u00e7a\u011f kapsam\u0131nda kalacak.<\/p>\n<p>\u00c7al\u0131\u015fma grubunun 10 \u00fcyesi yeni devirle ilgili en iyi i\u015faretin 1950&#8217;li y\u0131llardaki atom bombas\u0131 ara\u015ft\u0131rmalar\u0131nda kullan\u0131lan plutonyumun serpintilerinin deniz, g\u00f6l, buz katmanlar\u0131nda bulunmas\u0131 oldu\u011funu d\u00fc\u015f\u00fcn\u00fcyor.<\/p>\n<p>\u00c7al\u0131\u015fma grubundaki di\u011fer uzmanlar ise radyasyondan daha iyi i\u015faretler bulundu\u011fu kan\u0131s\u0131nda. Plastik at\u0131klardaki ve karbonmonoksit gaz sal\u0131mlar\u0131ndaki h\u0131zl\u0131 art\u0131\u015f bunlara \u00f6rnek olabilir.<\/p>\n<figure class=\"media-landscape has-caption full-width\"><span class=\"image-and-copyright-container\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\"responsive-image__img js-image-replace\" src=\"https:\/\/i0.wp.com\/ichef.bbci.co.uk\/news\/624\/cpsprodpb\/12CD9\/production\/_90971077_jeo1.jpg?resize=640%2C360\" alt=\"\u0130nsan \u00c7a\u011f\u0131\" width=\"640\" height=\"360\" data-highest-encountered-width=\"624\" \/><\/span><figcaption class=\"media-caption\"><span class=\"off-screen\">Image caption<\/span><span class=\"media-caption__text\">\u0130nsan \u00c7a\u011f\u0131 milyonlarca y\u0131l sonra kayalar\u0131n katmanlar\u0131nda yer alacak m\u0131?<\/span><\/figcaption><\/figure>\n<p>Her \u015fekilde panelin 35 \u00fcyesinden 28&#8217;i ne i\u015faret se\u00e7ilirse se\u00e7ilsin yerk\u00fcrede yeni devrin 1950&#8217;li y\u0131llardaki geli\u015fmeleri yans\u0131tmas\u0131 taraftar\u0131.<\/p><div id=\"bghab-3938691813\" class=\"bghab-icerik-icine-10-paragraf bghab-entity-placement\"><script async src=\"\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js?client=ca-pub-6203283170189293\" crossorigin=\"anonymous\"><\/script><ins class=\"adsbygoogle\" style=\"display:block; text-align:center;\" data-ad-client=\"ca-pub-6203283170189293\" \ndata-ad-slot=\"7303146466\" \ndata-ad-layout=\"in-article\"\ndata-ad-format=\"fluid\" data-full-width-responsive=\"true\"><\/ins>\n<script> \n(adsbygoogle = window.adsbygoogle || []).push({}); \n<\/script>\n<\/div>\n<p>\u0130nsan \u00c7a\u011f\u0131 \u00e7al\u0131\u015fma grubu iki \u00fc\u00e7 y\u0131l i\u00e7inde en iyi d\u00f6n\u00fcm noktalar\u0131n\u0131 bulmay\u0131 hedefliyor.<\/p>\n<p>Bu s\u00fcrecin sonunda nihai rapor uluslararas\u0131 jeoloji toplulu\u011funa g\u00f6nderilecek.<\/p>\n<p>\u0130nsan \u00c7a\u011f\u0131&#8217;n\u0131n yerk\u00fcrenin resmi tarihine eklenmesi ise Uluslararas\u0131 Startigrafi Komisyonu ve Uluslararas\u0131 Jeolojik Bilimler Derne\u011fi&#8217;nin onay\u0131n\u0131n ard\u0131ndan ger\u00e7ekle\u015febilecek.<\/p>\n<p>Dr. Waters elinde okyanus tortular\u0131, mercan \u00f6rnekleri ya da ma\u011faralardan toplanm\u0131\u015f \u00e7\u00f6keltiler bulunan bilim insanlar\u0131ndan destek beklediklerini s\u00f6yledi.<\/p>\n<p>Waters &#8220;Buzullar\u0131 delen ara\u015ft\u0131rma gruplar\u0131 olabilir mesela ve bu bulgular \u0130nsan \u00c7a\u011f\u0131&#8217;n\u0131 tan\u0131mlamada kullan\u0131labilir. Farkl\u0131 sinyallerin analizi yapmak 20. y\u00fczy\u0131l\u0131n ortas\u0131na koydu\u011fumuz s\u0131n\u0131r kavram\u0131n\u0131n iyi olup olmad\u0131\u011f\u0131n\u0131 da anlayabiliriz&#8221; dedi.<\/p><div id=\"bghab-2546770987\" class=\"bghab-icerik-icine-15-paragraf bghab-entity-placement\"><script async src=\"\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js?client=ca-pub-6203283170189293\" crossorigin=\"anonymous\"><\/script><ins class=\"adsbygoogle\" style=\"display:block; text-align:center;\" data-ad-client=\"ca-pub-6203283170189293\" \ndata-ad-slot=\"7303146466\" \ndata-ad-layout=\"in-article\"\ndata-ad-format=\"fluid\" data-full-width-responsive=\"true\"><\/ins>\n<script> \n(adsbygoogle = window.adsbygoogle || []).push({}); \n<\/script>\n<\/div>\n<div id=\"bghab-2375125344\" class=\"bghab-yazi-altinda bghab-entity-placement\"><div class=\"bghab-adlabel\">Reklamlar<\/div><script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js\"><\/script>\r\n<!-- bghaber-yaz\u0131-sonu -->\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:block\"\r\n     data-ad-client=\"ca-pub-6203283170189293\"\r\n     data-ad-slot=\"4222328180\"\r\n     data-ad-format=\"auto\"\r\n     data-full-width-responsive=\"true\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script><\/div><br style=\"clear: both; display: block; float: none;\"\/>","protected":false},"excerpt":{"rendered":"<p>\u0130nsan \u00c7a\u011f\u0131&#8217;n\u0131n ba\u015flad\u0131\u011f\u0131n\u0131n i\u015faretlerinden biri de plutonyum serpintileri olabilir. D\u00fcnyan\u0131n yeni bir \u00e7a\u011fa girdi\u011fini savunan baz\u0131 bilim insanlar\u0131, \u0130nsan \u00c7a\u011f\u0131 olarak tan\u0131mlad\u0131klar\u0131 bu devrin bilimsel<\/p>\n","protected":false},"author":13,"featured_media":20330,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"advanced_seo_description":"","jetpack_seo_html_title":"","jetpack_seo_noindex":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[8],"tags":[],"class_list":["post-20329","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-egitim"],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/www.bghaber.org\/bghaber\/wp-content\/uploads\/2016\/08\/dunyaa.jpg?fit=660%2C371&ssl=1","jetpack_sharing_enabled":true,"jetpack_likes_enabled":true,"jetpack-related-posts":[],"jetpack_shortlink":"https:\/\/wp.me\/pc2PfJ-5hT","_links":{"self":[{"href":"https:\/\/www.bghaber.org\/bghaber\/wp-json\/wp\/v2\/posts\/20329","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.bghaber.org\/bghaber\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.bghaber.org\/bghaber\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.bghaber.org\/bghaber\/wp-json\/wp\/v2\/users\/13"}],"replies":[{"embeddable":true,"href":"https:\/\/www.bghaber.org\/bghaber\/wp-json\/wp\/v2\/comments?post=20329"}],"version-history":[{"count":0,"href":"https:\/\/www.bghaber.org\/bghaber\/wp-json\/wp\/v2\/posts\/20329\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.bghaber.org\/bghaber\/wp-json\/wp\/v2\/media\/20330"}],"wp:attachment":[{"href":"https:\/\/www.bghaber.org\/bghaber\/wp-json\/wp\/v2\/media?parent=20329"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.bghaber.org\/bghaber\/wp-json\/wp\/v2\/categories?post=20329"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.bghaber.org\/bghaber\/wp-json\/wp\/v2\/tags?post=20329"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}