{"id":261810,"date":"2026-08-27T00:04:07","date_gmt":"2026-08-27T00:04:07","guid":{"rendered":"https:\/\/www.europesays.com\/ee\/261810\/"},"modified":"2026-08-27T00:04:07","modified_gmt":"2026-08-27T00:04:07","slug":"teaduse-terad-%e2%9f%a9-aasta-liblika-tiivavarv-soltub-ponevast-asjaolust","status":"publish","type":"post","link":"https:\/\/www.europesays.com\/ee\/261810\/","title":{"rendered":"TEADUSE TERAD \u27e9 Aasta liblika tiivav\u00e4rv s\u00f5ltub p\u00f5nevast asjaolust"},"content":{"rendered":"<p>Aasta liblika tiivav\u00e4rvus oleneb p\u00e4eva pikkusest<\/p>\n<p>T\u00e4navuse aasta liblika n\u00f5geseliblika muutlik tiivav\u00e4rvus on tingitud p\u00e4eva pikkuse ja temperatuuri erinevustest r\u00f6\u00f6viku kasvuajal. Kui p\u00e4eva pikkus on 16 tundi, kooruvad tumedate tiibadega n\u00f5geseliblikad. 15,5-tunnise ja sellest l\u00fchema p\u00e4evapikkuse korral talvitub suurem osa r\u00f6\u00f6vikuid nukuna ja kevadel kooruvad liblikad, kelle tiibade \u00fclaosa p\u00f5hiv\u00e4rvus on oran\u017e.<\/p>\n<p>Lisaks v\u00e4rvusele leidub p\u00f5lvkondade vahel teisigi erinevusi, n\u00e4iteks keha ja tiibade suurus.<\/p>\n<p>Loe lisaks:<a target=\"_blank\" rel=\"noopener noreferrer nofollow\" href=\"https:\/\/www.loodusajakiri.ee\/aasta-liblikas-nogeseliblikas\/\"> Eesti Loodus 4\/2026.<\/a><\/p>\n<p>Mis on alakriitiline tuumareaktor?<\/p>\n<p>Alanud on v\u00f5idujooks uute tuumatehnoloogiate arendamisel. Palju r\u00e4\u00e4gitakse v\u00e4ikestest moodultuumajaamadest, mille rajamisele Eestis m\u00f5tleb ka kohalik ettev\u00f5te Fermi Energia. Hoogsalt on asutud arendama uue p\u00f5lvkonna tuumareaktoreid, mis on ohutumad, tekitavad v\u00e4hem tuumaj\u00e4\u00e4tmeid ja m\u00f5nel juhul suudavad tekitada 500\u2013900 \u00b0C soojust. Seda sobiks otse kasutada keemia- ja metallit\u00f6\u00f6stuses ning merevee magestamiseks.<\/p>\n<p>Kahjuks on maailma suurim tuumaenergiatootja Euroopa j\u00e4\u00e4nud selles v\u00f5idujooksus pigem USA ja Hiina sabas s\u00f6rkima. Siiski on m\u00f5nes tuumatehnoloogiavallas Euroopa suutnud end eesliinil hoida. \u00dcks selline on alakriitiline tuumareaktor.<\/p>\n<p>Mida see endast kujutab, kuidas suudab selline reaktor t\u00f6\u00f6s p\u00fcsida, miks meil seda veel pole ja kes kus praegu selles vallas katsetab?<\/p>\n<p>Loe l\u00e4hemalt: <a target=\"_blank\" rel=\"noopener noreferrer nofollow\" href=\"https:\/\/www.loodusajakiri.ee\/mis-loom-on-alakriitiline-tuumareaktor\">Horisont 4\/2026.<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"Aasta liblika tiivav\u00e4rvus oleneb p\u00e4eva pikkusest T\u00e4navuse aasta liblika n\u00f5geseliblika muutlik tiivav\u00e4rvus on tingitud p\u00e4eva pikkuse ja temperatuuri&hellip;\n","protected":false},"author":2,"featured_media":261811,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_share_on_mastodon":"0"},"categories":[12],"tags":[3427,3431,3426,26,27,37,33,35,3450,3456,3445,34,36,3451,31,32,21,3429,1155,3455,3428,44,28,29,3432,1952,3442,426,3439,3444,3437,3448,3443,3086,3425,19,443,3452,3433,3449,3447,3424,3441,3435,25,3446,3430,134,3454,3440,3453,371,3434,23,24,3436,22,20,3438,30],"class_list":["post-261810","post","type-post","status-publish","format-standard","has-post-thumbnail","category-eesti","tag-aed","tag-aedviljad","tag-aiatarkus","tag-breaking-news","tag-breakingnews","tag-ee","tag-eesti","tag-eesti-keel","tag-eesti-pollumajandus-kaubanduskoda","tag-eesti-talupidajate-keskliit","tag-erakorraline-toetus","tag-estonia","tag-estonian","tag-etki","tag-featured-news","tag-featurednews","tag-headlines","tag-juurviljakasvatus","tag-kalandus","tag-kerli-ats","tag-koduaed","tag-koogiviljakasvatus","tag-latest-news","tag-latestnews","tag-lilled","tag-looduskalender","tag-loomakasvatus","tag-maaelu","tag-maaettevotlus","tag-maamess","tag-maaturism","tag-maaulikool","tag-mahetootmine","tag-metsandus","tag-metsatoostus","tag-news","tag-olustvere","tag-parim-talu","tag-piimakari","tag-polli","tag-pollimajandustoetus","tag-pollumajandus","tag-pollumajanduspoliitika","tag-pollumajandustehnika","tag-populaarseimad-lood","tag-pria","tag-puuviljakasvatus","tag-rohepoore","tag-roomet-sormus","tag-taimetark","tag-talutoit","tag-tehnika","tag-toiduainetoostus","tag-top-stories","tag-topstories","tag-turism","tag-uldised-uudised","tag-uudised","tag-vaikeettevotlus","tag-viimased-uudised"],"share_on_mastodon":{"url":"","error":"Validation failed: Text character limit of 500 exceeded"},"_links":{"self":[{"href":"https:\/\/www.europesays.com\/ee\/wp-json\/wp\/v2\/posts\/261810","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.europesays.com\/ee\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.europesays.com\/ee\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/ee\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/ee\/wp-json\/wp\/v2\/comments?post=261810"}],"version-history":[{"count":0,"href":"https:\/\/www.europesays.com\/ee\/wp-json\/wp\/v2\/posts\/261810\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/ee\/wp-json\/wp\/v2\/media\/261811"}],"wp:attachment":[{"href":"https:\/\/www.europesays.com\/ee\/wp-json\/wp\/v2\/media?parent=261810"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.europesays.com\/ee\/wp-json\/wp\/v2\/categories?post=261810"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.europesays.com\/ee\/wp-json\/wp\/v2\/tags?post=261810"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}