Today we're going to discuss the impact of climate change on agriculture. In particular, I want to focus on how rising temperatures affect crop yields. A recent study from the University of California found that for every degree Celsius increase, wheat production drops by about 6%. However, this effect is not uniform. In cooler regions, such as northern Europe, higher temperatures might actually extend the growing season, leading to increased yields. But in tropical areas, where crops are already near their heat tolerance, even a small rise can cause significant losses. The study also highlighted that adaptation strategies, like developing heat-resistant crop varieties, could mitigate some of these negative effects.
❓ 講義によると、摂氏1度の気温上昇は小麦生産にどのような影響を与えるのでしょうか?
A. A) すべての地域で小麦の収量が6%増加します。
B. B) 小麦の収穫量を平均で約6%減少させます。
C. C) それは熱帯地域の小麦生産には影響を及ぼさない。
D. D) それは北欧の小麦生産にのみ影響を与える。
✅ 正确答案
B) It decreases wheat yields by about 6% on average.