{"id": "xnNzhEx_lBg", "uploader": "UiO Realfagsbiblioteket", "uploader_id": "realfagsbiblioteket", "uploader_url": "http://www.youtube.com/user/realfagsbiblioteket", "channel_id": "UCynaukrA8wxvJOcyFQJN3Jg", "channel_url": "http://www.youtube.com/channel/UCynaukrA8wxvJOcyFQJN3Jg", "upload_date": "20150423", "license": "Creative Commons Attribution license (reuse allowed)", "creator": null, "title": "BIO-torsdag 04/15: \u00abKlima, karbonsyklus - og hvordan det ang\u00e5r Norge\u00bb m/ Dag O. Hessen", "alt_title": null, "thumbnail": "https://i.ytimg.com/vi/xnNzhEx_lBg/hqdefault.jpg", "description": "Klimautviklingen styres ikke bare av v\u00e5re CO2-utslipp, men av hele karbonkretsl\u00f8pets respons p\u00e5 endringer i temperatur og hydrologi.\n\nHistorisk er det det langsomme forvitringskretsl\u00f8pet, og det raskere biologiske karbonkretsl\u00f8pet som har regulert klodens klima, langt p\u00e5 vei etter et termostatprinsipp. Hva best\u00e5r disse kretsl\u00f8pene i, og kan de hjelpe oss i dagens situasjon eller gj\u00f8re vondt verre gjennom tilbakekoblinger. 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