{"id":423680,"date":"2020-05-22T08:12:04","date_gmt":"2020-05-22T06:12:04","guid":{"rendered":"https:\/\/hudo.com\/si\/2020\/05\/22\/druga-najdaljsa-evropska-reka-zaradi-cloveskih-posegov-krajsa-za-134-kilometrov\/"},"modified":"2020-05-22T08:12:04","modified_gmt":"2020-05-22T06:12:04","slug":"druga-najdaljsa-evropska-reka-zaradi-cloveskih-posegov-krajsa-za-134-kilometrov","status":"publish","type":"post","link":"https:\/\/hudo.com\/si\/lifestyle\/druga-najdaljsa-evropska-reka-zaradi-cloveskih-posegov-krajsa-za-134-kilometrov\/","title":{"rendered":"Druga najdalj\u0161a evropska reka zaradi \u010dlove\u0161kih posegov kraj\u0161a za 134 kilometrov"},"content":{"rendered":"<figure>\n\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"660\" height=\"320\" src=\"image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" class=\"lazyload\" \/><figcaption>foto:Profimedia<\/figcaption><\/figure>\n<p>Jasno je, da druga najve\u010dja evropska reka nima tako reko\u010d ni\u010d ve\u010d skupnega z naravno divjo reko. Ljudje so jo v zadnjih 200 letih regulirali predvsem za potrebo plovbe in pridobivanje energije.<\/p>\n<p>Mo\u010dno so se spremenili tudi re\u010dni bregovi, saj je reka 40 odstotkov o\u017eja kot neko\u010d. O\u017eenje reke gre predvsem na ra\u010dun izravnave re\u010dnega korita za potrebe plovbe, urejanja bregov v urbanih sredi\u0161\u010dih, pa tudi na ra\u010dun ukrepov za prepre\u010devanje poplav.<\/p>\n<p>Uradno je Donava danes dolga 2857 kilometrov in v Evropi je ve\u010dja le ruska Volga. \u0160e v 19. stoletju je bila njena dol\u017eina skoraj 3000 kilometrov, je povedala predstavnica bavarskega urada za okolje, ki dodaja, da je le \u0161e 10 odstotkov reke blizu prvotnemu stanju.<\/p>\n<p>Vsi posegi na reki seveda niso minili brez posledic in namen \u0161tudije, ki jo je finan\u010dno podprla tudi Evropska unija, je ugotoviti \u010dim ve\u010d negativnih posledic ter predlagati ukrepe za pozitivne spremembe. V projektu je tri leta sodelovalo 14 ustanov iz devetih dr\u017eav, skozi katere Donava te\u010de.<\/p>\n<p>Povsem je zaradi posegov spremenjena delta Donave ob \u010crnem morju. V preteklih stoletjih je izliv reke vsako leto prejel med 40 do 60 milijoni ton naplavin, zdaj le \u0161e med 15 in 40 tonami. Zdaj se naplavine odlagajo \u017ee na poti do izliva in s tem sproti spreminjajo reko, saj je preu\u010devanje re\u010dnih usedlin pokazalo, da se zaradi spremembe reke naplavine prekomerno usedajo kar na tretjini re\u010dnega toka.<\/p>\n<p>Posebno je to opazno ob jezovih, ki zadr\u017eijo velik del materiala, obenem pa neposredno za jezovi ta material manjka. V delu za velikimi jezovi voda zato z leti postaja vse globlja. Znanstveniki zdaj i\u0161\u010dejo na\u010din, kako bi naplavine kljub jezovom lahko nadaljevale svojo pot po reki.<\/p>\n<p>Predlogov je precej. Mednje sodijo preureditev re\u010dnih bregov in uporaba modernih premi\u010dnih turbin za pridobivanje elektri\u010dne energije ter spodbujanje kmetijstva k ukrepom, ki zmanj\u0161ujejo erozijo re\u010dnih bregov. \u010clove\u0161ki poseg na reki se bo s tem nadaljeval, a prvi\u010d bo imela prednost pred razli\u010dnimi interesi reka sama.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Reka Donava je v preteklih dveh stoletjih zaradi posegov ljudi izgubila 134 kilometrov svoje prvotne dol\u017eine. To je pokazala mednarodna \u0161tudija, namenjena preu\u010devanju re\u010dnih usedlin, poro\u010da nem\u0161ka tiskovna agencija dpa.<\/p>\n","protected":false},"author":1,"featured_media":423681,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1091],"tags":[2171,1645],"source":[1522,1518,1552],"supertag":[],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Druga najdalj\u0161a evropska reka zaradi \u010dlove\u0161kih posegov kraj\u0161a za 134 kilometrov - Hudo Slovenija<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/hudo.com\/si\/lifestyle\/druga-najdaljsa-evropska-reka-zaradi-cloveskih-posegov-krajsa-za-134-kilometrov\/\" \/>\n<meta property=\"og:locale\" content=\"sl_SI\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Druga najdalj\u0161a evropska reka zaradi \u010dlove\u0161kih posegov kraj\u0161a za 134 kilometrov - Hudo Slovenija\" \/>\n<meta property=\"og:description\" content=\"Reka Donava je v preteklih dveh stoletjih zaradi posegov ljudi izgubila 134 kilometrov svoje prvotne dol\u017eine. To je pokazala mednarodna \u0161tudija, namenjena preu\u010devanju re\u010dnih usedlin, poro\u010da nem\u0161ka tiskovna agencija dpa.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/hudo.com\/si\/lifestyle\/druga-najdaljsa-evropska-reka-zaradi-cloveskih-posegov-krajsa-za-134-kilometrov\/\" \/>\n<meta property=\"og:site_name\" content=\"Hudo Slovenija\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/hudo.si\" \/>\n<meta property=\"article:published_time\" content=\"2020-05-22T06:12:04+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/hudo.com\/si\/wp-content\/uploads\/sites\/2\/2020\/05\/profimedia-0295935570.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1250\" \/>\n\t<meta property=\"og:image:height\" content=\"833\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"hudo\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@hudo_si\" \/>\n<meta name=\"twitter:site\" content=\"@hudo_si\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"hudo\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minuti\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/hudo.com\/si\/lifestyle\/druga-najdaljsa-evropska-reka-zaradi-cloveskih-posegov-krajsa-za-134-kilometrov\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/hudo.com\/si\/lifestyle\/druga-najdaljsa-evropska-reka-zaradi-cloveskih-posegov-krajsa-za-134-kilometrov\/\"},\"author\":{\"name\":\"hudo\",\"@id\":\"https:\/\/hudo.com\/si\/#\/schema\/person\/601cf3379633985b20f7e50f2bb47707\"},\"headline\":\"Druga najdalj\u0161a evropska reka zaradi \u010dlove\u0161kih posegov kraj\u0161a za 134 kilometrov\",\"datePublished\":\"2020-05-22T06:12:04+00:00\",\"dateModified\":\"2020-05-22T06:12:04+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/hudo.com\/si\/lifestyle\/druga-najdaljsa-evropska-reka-zaradi-cloveskih-posegov-krajsa-za-134-kilometrov\/\"},\"wordCount\":356,\"publisher\":{\"@id\":\"https:\/\/hudo.com\/si\/#organization\"},\"keywords\":[\"ekologija\",\"znanstvene zanimivosti\"],\"articleSection\":[\"Lifestyle\"],\"inLanguage\":\"sl-SI\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/hudo.com\/si\/lifestyle\/druga-najdaljsa-evropska-reka-zaradi-cloveskih-posegov-krajsa-za-134-kilometrov\/\",\"url\":\"https:\/\/hudo.com\/si\/lifestyle\/druga-najdaljsa-evropska-reka-zaradi-cloveskih-posegov-krajsa-za-134-kilometrov\/\",\"name\":\"Druga najdalj\u0161a evropska reka zaradi \u010dlove\u0161kih posegov kraj\u0161a za 134 kilometrov - 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