News Release

沙漠灌木对气候变化的响应

Peer-Reviewed Publication

Proceedings of the National Academy of Sciences

Encelia farinosa

image: Pictured is Encelia farinosa view more 

Credit: Image credit: James R. Ehleringer.

科研人员分析了见于美国莫哈维沙漠的干旱-落叶灌木沙漠毒菊( Encelia farinosa )的两个种群的固有的叶片水使用效率,结果发现随着水胁迫的增加,固有水使用效率也增加了,从而对增加的干旱和二氧化碳浓度做出响应;这组作者说,这些发现提示了灌木个体对当前气候变化的显著的可塑性而非种群规模上的选择。

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