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Threats to Biodiversity01:50

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コメント "世界の樹木回復の可能性"

Simon L Lewis1,2, Edward T A Mitchard3, Colin Prentice4

  • 1Department of Geography, University College London, London WC1E 6BT, UK. s.l.lewis@leeds.ac.uk.

Science (New York, N.Y.)
|October 19, 2019
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まとめ

気候変動の最も効果的な解決策は 地球規模の木の回復という主張に 異議を唱える新しい研究があります この研究では,炭素の回復の可能性と熱帯森林の損失の予測が不正確であることが判明しました.

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科学分野:

  • エコロジー
  • 気候科学
  • 林業

背景:

  • 最近の報告書によると 全世界の森林再生の可能性は205ギガトンの炭素です
  • このレポートでは 樹木の回復が 気候変動の最も効果的な解決策であると結論付けました
  • 報告書は2050年までに 気候変動による熱帯森林の減少も予測している.

研究 の 目的:

  • 森林の再生による 炭素吸収の可能性を再評価する
  • 気候変動の緩和戦略として樹木の回復の効果を批判的に評価する.
  • 気候変動が既存の熱帯林の生態系に及ぼす影響について検討する.

主な方法:

  • 森林の炭素貯蔵と再生の可能性に関する既存のデータの分析
  • 気候モデルと熱帯林の生態系に対する予測の検討
  • 生態学と気候科学の確立された原則と復元数値の比較

主要な成果:

  • 森林の回復の可能性は以前よりかなり低いと推定されています.
  • 樹木の回復は有益ですが 気候変動の最も効果的な解決策ではありません
  • 2050年までに 気候変動による熱帯雨林の 損失が予想されていることは 過大評価されている可能性が高い.

結論:

  • 森林の回復の可能性と効率性に関する主張は 過大評価されている.
  • 樹木の回復のみを 気候変動の第一の解決策として考えるのは 科学的に根拠のないことです
  • 気候変動と森林保全に取り組むためにさらなる研究と微妙な戦略が必要です.