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thumbnail 暖化不逾2度 需減碳排4至7成
Apr 13th 2014, 11:18, by service.nownews@gmail.com (nownews)

本報訊

(中央社柏林13日綜合外電報導)聯合國專家小組今天說,如果世界各國在2050年以前減少溫室氣體排放量4成到7成,尤其是在能源使用方面,則可能達成全球暖化不超過攝氏2度的限制。

專家小組說,從碳污染的燃料轉移到風力、太陽能和核能等低碳能源花費的時間愈久,想達成這項目標就愈困難也耗資愈多。

他們警告,如果地球照目前趨勢暖化下去,則到2100年溫度將升高攝氏3.7度到4.8度。科學家說,氣溫上升這麼多會造成災難。

這份報告是由政府間氣候變遷問題小組(Intergovernmental Panel on Climate Change)1000多位專家花費4年所做成的。(中央社)

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