{"id":939,"date":"2017-07-08T17:59:15","date_gmt":"2017-07-08T15:59:15","guid":{"rendered":"http:\/\/kpufo.eu\/sk\/wordpress\/index.php\/2017\/07\/08\/rozpad-planetky-zmenil-klima\/"},"modified":"2024-02-25T23:35:29","modified_gmt":"2024-02-25T22:35:29","slug":"rozpad-planetky-zmenil-klima","status":"publish","type":"post","link":"https:\/\/kpufo.eu\/sk\/index.php\/2017\/07\/08\/rozpad-planetky-zmenil-klima\/","title":{"rendered":"Rozpad planetky zm\u011bnil klima"},"content":{"rendered":"<p style=\"text-align: center;\"><strong>Stopy po explozi velk\u00e9 planetky objevila v mo\u0159sk\u00fdch hlubin\u00e1ch skupina americk\u00fdch v\u011bdc\u016f.<\/strong><\/p>\n<p><!--more--><\/p>\n<p style=\"text-align: justify;\">Jej\u00ed mal\u00e9 \u00falomky, kter\u00e9 pronikly do atmosf\u00e9ry Zem\u011b, pr\u00fd mohly p\u0159isp\u011bt k ochlazen\u00ed podneb\u00ed na\u0161\u00ed planety p\u0159ed 8,3 miliony lety.<\/p>\n<p style=\"text-align: justify;\">V\u011bdci z Kalifornsk\u00e9ho technologick\u00e9ho institutu ozn\u00e1mili, \u017ee podmo\u0159sk\u00e9 usazeniny poch\u00e1zej\u00edc\u00ed z konce mioc\u00e9nu (mlad\u0161\u00ed polovina t\u0159etihor) obsahuj\u00ed a\u017e \u010dty\u0159ikr\u00e1t v\u011bt\u0161\u00ed koncentraci izotopu 3H, ne\u017e je obvykl\u00e9. Jeho j\u00e1dro se skl\u00e1d\u00e1 ze dvou proton\u016f a jednoho neutronu, zat\u00edmco b\u011b\u017en\u00e9 2H m\u00e1 pouze jeden proton a neutron.<\/p>\n<p style=\"text-align: justify;\">Tritium &#8211; 3H, je na Zemi vz\u00e1cn\u00e9, ale vesm\u00edrn\u00fd prach, jen\u017e dopad\u00e1 na na\u0161i planetu, jej nab\u00edr\u00e1 p\u0159i putov\u00e1n\u00ed vesm\u00edrem z mezihv\u011bzdn\u00e9ho v\u011btru. Jeho koncentrace pak nazna\u010duje, kolik v dan\u00e9 dob\u011b dopadlo meziplanet\u00e1rn\u00edch kosmick\u00fdch \u010d\u00e1stic na Zemi.<\/p>\n<p style=\"text-align: justify;\">Studie americk\u00fdch v\u011bdc\u016f odhaluje, \u017ee \u00bbmiocensk\u00fd d\u00e9\u0161\u0165\u00ab se \u010dasov\u011b o\u010dividn\u011b shoduje s obdob\u00edm m\u00edrn\u00e9ho ochlazen\u00ed a zes\u00edlen\u00ed asijsk\u00e9ho monzunu.<\/p>\n<p style=\"text-align: justify;\">Obdob\u00ed chladu v\u011bdci \u010dasto vysv\u011btluj\u00ed p\u0159\u00edtomnost\u00ed \u010d\u00e1stic, kter\u00e9 se do atmosf\u00e9ry dostaly d\u00edky sope\u010dn\u00e9 \u010dinnosti nebo kolizemi s meteority. Velk\u00e9 koncentrace pop\u00edlku nebo prachu v ovzdu\u0161\u00ed zp\u016fsobuj\u00ed, \u017ee slune\u010dn\u00ed paprsky do atmosf\u00e9ry h\u016f\u0159e pronikaj\u00ed.<\/p>\n<ul>\n<li><em>The Miocene Epoch. University of California. Internet: <a href=\"http:\/\/www.ucmp.berkeley.edu\/tertiary\/miocene.php\">http:\/\/www.ucmp.berkeley.edu\/tertiary\/miocene.php<\/a>\u00a0 <\/em><\/li>\n<\/ul>\n<p><em>Z archivu KPUFO<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Stopy po explozi velk\u00e9 planetky objevila v mo\u0159sk\u00fdch hlubin\u00e1ch skupina americk\u00fdch v\u011bdc\u016f.<\/p>\n","protected":false},"author":1,"featured_media":2689,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[9],"tags":[29,22],"_links":{"self":[{"href":"https:\/\/kpufo.eu\/sk\/index.php\/wp-json\/wp\/v2\/posts\/939"}],"collection":[{"href":"https:\/\/kpufo.eu\/sk\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/kpufo.eu\/sk\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/kpufo.eu\/sk\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/kpufo.eu\/sk\/index.php\/wp-json\/wp\/v2\/comments?post=939"}],"version-history":[{"count":1,"href":"https:\/\/kpufo.eu\/sk\/index.php\/wp-json\/wp\/v2\/posts\/939\/revisions"}],"predecessor-version":[{"id":1592,"href":"https:\/\/kpufo.eu\/sk\/index.php\/wp-json\/wp\/v2\/posts\/939\/revisions\/1592"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/kpufo.eu\/sk\/index.php\/wp-json\/wp\/v2\/media\/2689"}],"wp:attachment":[{"href":"https:\/\/kpufo.eu\/sk\/index.php\/wp-json\/wp\/v2\/media?parent=939"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kpufo.eu\/sk\/index.php\/wp-json\/wp\/v2\/categories?post=939"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kpufo.eu\/sk\/index.php\/wp-json\/wp\/v2\/tags?post=939"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}