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Sep. 2019
不斷升溫的北極
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JASON TREAT AND RYAN WILLIAMS, NGM STAFF ART: STEPHEN TYSON. SOURCES: NATIONAL SNOW AND ICE DATA CENTER;ALEXANDRA JAHN, UNIVERSITY OF COLORADO BOULDER; COMMUNITY EARTH SYSTEM MODEL; IHS MARKIT; ARILD MOE, FRIDTJOF NANSEN INSTITUTE
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