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11 天
全球“补天”四十载 南极臭氧层空洞不断愈合
科技日报北京3月23日电 (记者李禾)臭氧层空洞是全人类共同面临的重大挑战之一。23日,记者从生态环境部获悉,40年来,在全球各方不懈努力下,99%的消耗臭氧层物质(ODS)被成功淘汰,南极臭氧层空洞不断愈合,预计2060年左右恢复到1980年前的水平 ...
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