降水
干旱
气候学
强迫(数学)
环境科学
气候变化
自然(考古学)
海面温度
温室气体
水流
大气科学
气候模式
地理
地质学
气象学
海洋学
流域
地图学
古生物学
考古
摘要
Historical records show increased aridity over many land areas since 1950. This study looks at observations and model projections from 1923 to 2010, to test the ability of models to predict future drought conditions. Models are able to capture the greenhouse-gas forcing and El Nino–Southern Oscillation mode for historical periods, which inspires confidence in their projections of drought.
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