由于合适的耕种地减少以及生长季节的减短，粮食生产有可能严重受到影响。

Food production is likely to be severely affected by a decrease in suitable farm land and decrease in the length of growing seasons.

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例如，这一分析没有追踪现已被耕种地区的产量随时间的变化，反而使用的是2000年前后的作物分布图。

For example, the analysis does not track changes over time in the areas being farmed, using instead a crop map from around 2000.

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南美洲的雨林，也被叫做亚马逊雨林，从20世纪60年代开始，一直经历着一个加速和持续地变为耕种地(包括家畜的牧场)的转变。

The rainforest of South America, also known as Amazonia, has been undergoing a continual and accelerated conversion process into farmlands (including pasture for livestock) since the early 1960s.

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