海洋生態系に対する人間の影響に関する世界地図
Benjamin S Halpern1, Shaun Walbridge, Kimberly A Selkoe
1National Center for Ecological Analysis and Synthesis, 735 State Street, Santa Barbara, CA 93101, USA. halpern@nceas.ucsb.edu
Science (New York, N.Y.)
|February 16, 2008
まとめ
人間の活動がすべての海域に影響を及ぼし,41%が複数の要因によって強く影響を受けています. しかし,特に極地の近くには,人間の影響が少ない重要な地域が存在し,保全の機会を提供しています.
科学分野:
- 海洋生態学 海洋生態学とは
- 保護科学とは,自然保護に関する科学です.
- 空間分析とは,空間分析のことです.
背景:
- 効果的な海洋管理には,海洋生態系に対する人間の影響を理解することが必要です.
- 人間の活動とその生態学的影響に関する空間データを合成することは,保全のために極めて重要です.
研究 の 目的:
- 20の海洋生態系における人為的な要因のグローバルデータセットを合成した空間モデルを開発する.
- 海洋環境における人間の影響の分布と強度をマッピングする.
- 保存と管理のために,さまざまなレベルの人間の影響を持つ地域を特定する.
主な方法:
- 生態系特有の多次元空間モデルを開発しました.
- 環境変化の人類的な原動力の17のグローバルデータセットを合成した.
- 20の海洋生態系における人間の影響の重複を分析した.
主要な成果:
- 人間の影響を受けない海域はない.
- 41%の海洋地域は,複数の人為的要因に強く影響されています.
- 人間による影響が比較的少ない広大な地域が特定されました,特に極地地域です.
結論:
- 開発されたモデルと地図は,保全資源の割り当てのための柔軟なツールを提供します.
- 発見は,生態系ベースの管理と海洋空間計画を支持しています.
- この研究は,海洋保全,教育,そして将来の研究方向に情報を提供する.
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