北極全域の生態学的動態は,最近の気候変動と関連しています
Eric Post1, Mads C Forchhammer, M Syndonia Bret-Harte
1Department of Biology, Penn State University, 208 Mueller Lab, University Park, PA 16802, USA. esp10@psu.edu
Science (New York, N.Y.)
|September 12, 2009
まとめ
北極の生態系は,気候変動による深刻な生態学的破壊に直面し,人口や食物網に影響を及ぼしています. これらの変化は,より広範な環境変化をシグナルし,重要な生態系サービスに影響を与えます.
科学分野:
- エコロジー エコロジー エコロジー
- 気候科学 気候科学
- 北極研究 アークティック研究
背景:
- 北極は急速な気候変動を経験しています.
- 生態学的影響は,人口,コミュニティ,生態系など,複数のスケールで観察される.
- 景観の異質性は,ある程度のバッファリングを提供しますが,克服されています.
研究 の 目的:
- 北極における最近の気候変動の生態学的影響を評価する.
- 温暖化する北極圏における将来の生態学的研究のための重要な分野を特定する.
- 生態系サービスへの影響を理解する.
主な方法:
- 第4回国際極地年における生態学的データのレビューと合成.
- 北極の住民,コミュニティ,生態系に対する気候変動の影響の分析.
- トロフィック関係と生態系サービスへの影響の評価.
主要な成果:
- 北極の生態系とトロフィック構造は,気候変動によって深刻な混乱を被っている.
- 観測された変化は,より低い緯度の生態系におけるシフトを予知する可能性があります.
- 自然資源,食料生産,気候規制,文化的完全性に対する潜在的影響.
結論:
- 北極の生態系は,気候変動に非常に敏感です.
- 北極における生態学的課題に対処するために,緊急に研究が必要である.
- 北極の変化を理解することは,世界の環境変化を予測し,生態系サービスの管理に不可欠です.
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