気候変動が全球農業に与える影響（再掲2）
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 challenges 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 some of the key factors influencing 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, threatening plant health.
Adaptation Strategies
- Developing Heat-Tolerant Varieties: Breeding programs focused on creating crop varieties resistant to high temperatures.
- Improving Irrigation Efficiency: Implementing technologies like drip irrigation to conserve water resources.