{"id":2953,"date":"2026-01-07T20:57:26","date_gmt":"2026-01-07T20:57:26","guid":{"rendered":"https:\/\/www.lifescienceart.com\/?p=2953"},"modified":"2026-01-07T20:57:26","modified_gmt":"2026-01-07T20:57:26","slug":"tonga-volcanic-eruption-more-powerful-than-atomic-bomb","status":"publish","type":"post","link":"https:\/\/www.lifescienceart.com\/cs\/science\/earth-science\/tonga-volcanic-eruption-more-powerful-than-atomic-bomb\/","title":{"rendered":"Tongsk\u00e1 \u201eultra-Surtseyan\u201c erupce: s\u00edla 18 megatun TNT, 15metrov\u00e9 tsunami a popel nad ostrovy"},"content":{"rendered":"

Vulkanick\u00e1 erupce na Tonga: Siln\u011bj\u0161\u00ed ne\u017e atomov\u00e1 bomba<\/h2>\n\n

Masivn\u00ed erupce<\/h3>\n\n
    \n
  1. ledna 2022 vulk\u00e1n Hunga Tonga-Hunga Ha\u2019apai na Tong\u011b vyst\u0159elil s bezprecedentn\u00ed silou a uvolnil energii odpov\u00eddaj\u00edc\u00ed 4 a\u017e 18 megatun\u00e1m TNT. Tento katastrofick\u00fd v\u00fdjev byl stokr\u00e1t siln\u011bj\u0161\u00ed ne\u017e atomov\u00e1 bomba svr\u017een\u00e1 na Hiro\u0161imu b\u011bhem 2. sv\u011btov\u00e9 v\u00e1lky.<\/li>\n<\/ol>\n\n

    Satelitn\u00ed sn\u00edmky odhaluj\u00ed zk\u00e1zu<\/h3>\n\n

    Sn\u00edmky po\u0159\u00edzen\u00e9 po erupci ukazuj\u00ed ni\u010div\u00fd dopad na sope\u010dn\u00fd ostrov. Exploze smetla velk\u00e9 \u010d\u00e1sti pevniny a z\u016fstala jen horn\u00ed \u0161pi\u010dka podmo\u0159sk\u00e9ho vulk\u00e1nu. Erupce tak\u00e9 vyvolala obrovsk\u00e9 tsunami s vlnami a\u017e 15 metr\u016f vysok\u00fdmi.<\/p>\n\n

    Parn\u00ed exploze: kl\u00ed\u010dov\u00fd faktor<\/h3>\n\n

    V\u011bdci se domn\u00edvaj\u00ed, \u017ee interakce hork\u00e9ho magmatu s mo\u0159skou vodou v\u00fdznamn\u011b zv\u00fd\u0161ila intenzitu erupce. Tento kontakt zp\u016fsobil prudk\u00e9 v\u00fdbuchy p\u00e1ry, tzv. parn\u00ed explozi. P\u0159\u00edtomnost m\u011blk\u00e9ho jez\u00edrka vody p\u0159\u00edmo nad hlavn\u00edm kr\u00e1terem je\u0161t\u011b zn\u00e1sobila s\u00edlu v\u00fdbuchu.<\/p>\n\n

    Neofici\u00e1ln\u011b nazv\u00e1na \u201eultra-surtseyansk\u00e1\u201c erupce<\/h3>\n\n

    Vulkanologov\u00e9 tuto ud\u00e1lost neofici\u00e1ln\u011b ozna\u010duj\u00ed jako \u201eultra-surtseyanskou\u201c erupci kv\u016fli jej\u00ed extr\u00e9mn\u00ed s\u00edle a parn\u00ed explozi. Na rozd\u00edl od jin\u00fdch erupc\u00ed, nap\u0159\u00edklad Mount Pinatubo, kter\u00e1 trvala hodiny, tongsk\u00e1 erupce byla relativn\u011b kr\u00e1tk\u00e1 \u2013 m\u00e9n\u011b ne\u017e hodinu.<\/p>\n\n

    Dopad na klima a zdrav\u00ed<\/h3>\n\n

    Odborn\u00edci nep\u0159edpokl\u00e1daj\u00ed \u017e\u00e1dn\u00e9 kr\u00e1tkodob\u00e9 klimatick\u00e9 zm\u011bny. P\u0159esto v\u011bt\u0161ina obyvatel Tongy byla zasa\u017eena padaj\u00edc\u00edm popelem a p\u0159i tsunami zahynuly t\u0159i osoby. \u010c\u00e1ste\u010dky popela a kou\u0159e p\u0159edstavuj\u00ed zdravotn\u00ed riziko \u2013 mohou dr\u00e1\u017edit a po\u0161kozovat srde\u010dn\u00ed i plicn\u00ed tk\u00e1\u0148 a dr\u00e1\u017edit o\u010di a k\u016f\u017ei.<\/p>\n\n

    Pomoc a obnova<\/h3>\n\n

    Kv\u016fli hrozb\u011b \u0161\u00ed\u0159en\u00ed covidu-19 Tonga po\u017e\u00e1dala, aby pomoc organizovaly m\u00edstn\u00ed skupiny jako \u010cerven\u00fd k\u0159\u00ed\u017e, nikoli zahrani\u010dn\u00ed pracovn\u00edci. Hlavn\u00edm c\u00edlem je zajistit pitnou vodu, potraviny a p\u0159\u00edst\u0159e\u0161\u00ed pro posti\u017een\u00e9.<\/p>\n\n

    P\u0159ipom\u00ednka s\u00edly Zem\u011b<\/h3>\n\n

    Erupce na Tong\u011b je v\u00fdraznou p\u0159ipom\u00ednkou obrovsk\u00e9 s\u00edly p\u0159\u00edrody a zd\u016fraz\u0148uje v\u00fdznam v\u011bdeck\u00e9ho v\u00fdzkumu a monitoringu, abychom l\u00e9pe porozum\u011bli a zm\u00edrnili rizika spojen\u00e1 s vulkanick\u00fdmi erupcemi.<\/p>","protected":false},"excerpt":{"rendered":"

    Vulkanick\u00e1 erupce na Tonga: Siln\u011bj\u0161\u00ed ne\u017e atomov\u00e1 bomba Masivn\u00ed erupce ledna 2022 vulk\u00e1n Hunga Tonga-Hunga Ha\u2019apai na Tong\u011b vyst\u0159elil s bezprecedentn\u00ed silou a uvolnil energii odpov\u00eddaj\u00edc\u00ed 4 a\u017e 18 megatun\u00e1m…<\/p>\n","protected":false},"author":2,"featured_media":25207,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[212],"tags":[1266,1265,5787,4300,5788],"class_list":["post-2953","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-earth-science","tag-eruption","tag-volcano","tag-steam-explosion","tag-tonga","tag-ultra-surtseyan"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts\/2953","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/comments?post=2953"}],"version-history":[{"count":2,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts\/2953\/revisions"}],"predecessor-version":[{"id":25208,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts\/2953\/revisions\/25208"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/media\/25207"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/media?parent=2953"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/categories?post=2953"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/tags?post=2953"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}