気候変動が全球農業に与える影響（詳細版）
令和8年1月6日|p.6
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The Impact of Climate Change on Global Agriculture
Climate change poses significant threats to global agriculture, affecting crop yields, food security, and livelihoods worldwide. Rising temperatures, altered precipitation patterns, increased frequency of extreme weather events, and changing pest dynamics are among the key factors impacting agricultural systems.
Key Impacts
• Reduced Crop Yields: Higher temperatures can lead to heat stress in crops, reducing photosynthesis efficiency and ultimately lowering yield.
• Water Scarcity: Changes in rainfall patterns and increasing evaporation rates exacerbate water scarcity issues for irrigation.
• Pest and Disease Pressure: Warmer climates may expand the range and activity periods of pests and diseases, posing new challenges to farmers.
Adaptation Strategies
• Developing Heat-Resistant Varieties: Breeding programs focused on creating crop varieties that can withstand higher temperatures.
• Improved Irrigation Techniques: Implementing more efficient irrigation methods such as drip irrigation to conserve water resources.
• Agroforestry Practices: Integrating trees into farming systems to provide shade, improve soil health, and enhance biodiversity.