Sentences with phrase «observed over wider areas»
More intense and longer droughts have been observed over wider areas since the 1970s, particularly in the tropics and subtropics.
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(Compare to the AR4 statement: «More intense and longer droughts have been observed over wider areas, particularly in the tropics and subtropics since the 1970s», based presumably in part on the Dai et al. 2004 PDSI analysis)
More intense and longer droughts have been observed over wider areas, particularly in the tropics and subtropics since the 1970s.
Not exact matches
Observed marked increases in drought in the past three decades arise from more intense and longer droughts over wider areas, as a critical threshold for delineating drought is exceeded over increasingly widespread areas.
Hence, the observed marked increases in drought in the past three decades arise from more intense and longer droughts over wider areas, as a critical threshold for delineating drought is exceeded over increasingly widespread areas.