Sentences with phrase «uncertainty about future precipitation»
The strong dependence of ecosystem function on moisture balance (Baldocchi and Valentini, 2004), coupled with the greater uncertainty about future precipitation than about future temperature (Christensen et al., 2007: Section 11.5.3), further expands the range of possible futures for North American ecosystems.
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The uncertainties about future precipitation make it difficult for decision - makers to plan, particularly in arid regions such as the Sahel in Africa and southwestern North America.