News Release

草原多样性与气候变化

Peer-Reviewed Publication

Proceedings of the National Academy of Sciences

Annual-Dominated Grasslands at the Donald and Sylvia Mclaughlin University of California (1 of 3)

image: Annual-dominated grasslands at the Donald and Sylvia McLaughlin University of California Natural Reserve. view more 

Credit: Image courtesy of Cathy Koehler (University of California, Davis, Davis, CA)

科研人员在2000年到2018年之间记录了美国加州大学McLaughlin保留地的草原植物群落的进化,结果发现在比正常更干燥的生长季节,群落失去了几个物种,特别是具有耐旱特性的物种,而这种衰退在具有高比叶面积的原产非禾本科杂草中最强烈,这提示了在水受限区域的气候变化诱导的干旱可能侵蚀植物群落的多样性。

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