ブラジルの亜熱帯地域では,過去11万6千年の間,大気循環における太陽照射による変化が起きている
Francisco W Cruz1, Stephen J Burns, Ivo Karmann
1Department of Geosciences, University of Massachusetts, Amherst, 01002 Massachusetts, USA. fdacruz@geo.umass.edu
Nature
|March 4, 2005
まとめ
Dansgaard-Oeschgerサイクルが熱帯水文サイクルに影響を与え,ブラジルの降雨に影響を与えた. しかし,これらの千年規模の気候変動は,北半球よりも支配的ではありませんでした.
科学分野:
- 古代気候学 (paleoclimatology) とは,古代気候学 (paleoclimatology) とは,古代気候学 (paleoclimatology) とは,古代気候学 (paleoclimatology) とは,古代気候学 (paleoclimatology) とは
- 気候のダイナミクス
- 南米の気候史 南米の気候史
背景:
- ダンズガード・オシュガー周期として知られるミレニアムスケールの気温振動は,最後の氷河期中に北半球で支配的な気候信号でした.
- 南半球の熱帯と亜熱帯,特にその水循環に対するダンズガード・オシュガーサイクルの影響の範囲は,依然として不確実であった.
- 地球の precessional サイクルによって駆動されるインソレーションの変化は,南半球における主要な直接的な気候強制と考えられています.
関連する概念動画
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An ideal gas can also undergo isothermal expansion or compression.
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