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(From Reinsurance)
A new study has linked large-scale long-lasting droughts in the US to oceanic temperature fluctuations.
The study, put together by the United States Geological Survey (USGS), suggests that the present drought in the western US could be linked to warmer than normal sea surface temperatures in the North Atlantic Ocean.
There is also a possible effect from cooler than normal sea surface temperatures in the North Pacific.
According to the study, which was written by the USGS in collaboration with the Midwestern Regional Climate Centre at the Illinois State Water Survey, there is statistical evidence that links the patterns of US droughts during the last century to multi-decade variations in North Atlantic and North Pacific temperatures.
The study suggests that the droughts seem to be linked to periods when the sea temperature in the North Atlantic ...