Raising agricultural productivity has been essential for global food security and conserving land. Now, research quantifies how climate change has slowed agricultural productivity growth around the world.

中文翻译：

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气候变化使农业不安

提高农业生产率对全球粮食安全和保护土地至关重要。现在，研究量化了气候变化如何减缓了全球农业生产率的增长。