CO2濃度の制限が土地利用とエネルギーに及ぼす影響
Marshall Wise1, Katherine Calvin, Allison Thomson
1Pacific Northwest National Laboratory, Joint Global Change Research Institute at the University of Maryland-College Park, 5825 University Research Court, Suite 3500, College Park, MD 20740, USA.
Science (New York, N.Y.)
|May 30, 2009
まとめ
二酸化炭素 (CO2) 管理のための土地とエネルギーシステムの統合は,コストを削減しますが,食料価格を上昇させます. 農業の生産性は,土地利用によるCO2排出量の制限の鍵です.
科学分野:
- 環境科学 環境科学
- 気候変動の緩和 気候変動の緩和
- 農業経済学 農業経済学とは
背景:
- 大気中の二酸化炭素 (CO2) の管理には,地上および産業の両方からの人為的排出量に対処する必要があります.
- 現在の緩和戦略では,エネルギー・システムと土地・システムを別々に扱うことが多い.
研究 の 目的:
- 大気中のCO2濃度を制限するために,地上のシステムとエネルギーシステムを統合した包括的な緩和体制の影響を調査する.
- このような統合的アプローチによる経済的影響と土地利用の影響を評価する.
主な方法:
- CO2濃度に対する地上およびエネルギーシステムの統合効果をモデリングする.
- 土地利用の変化や食料価格など,農業への経済的影響を分析する.
主要な成果:
- 地上およびエネルギーシステムを統合した包括的なアプローチは,環境目標を達成するためのコストを削減します.
- この統合戦略は,管理されていない生態系と森林の拡大につながります.
- 食糧作物と家畜の価格は著しく上昇すると予測されています.
結論:
- 地上およびエネルギーシステムの統合は,大気中のCO2を制限するための費用対効果の高い経路を提供します.
- 土地利用の大幅な変化と農業価格の上昇は,重要な影響である.
- 農作物の生産性技術の進歩は,土地利用の変化による排出量の管理とCO2の制限に不可欠です.
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