Recently I posted X-Weathermen are Back on news stories claiming that extreme weather events can be tied to global warming. As Mike Hulme explained, the methods do not support those attributions.
Now we have a study looking at extreme weather in the past and concluding: Climate data since Vikings cast doubt on more wet, dry extremes. It seems that our weather today is quite tame by comparison. There are the usual comments assuring readers that this in no way contradicts global warming doctrine. But the conclusions say otherwise:
Climate records back to Viking times show the 20th century was unexceptional for rainfall and droughts despite assumptions that global warming would trigger more wet and dry extremes, a study showed on Wednesday.
Stretching back 1,200 years, written accounts of climate and data from tree rings, ice cores and marine sediments in the northern hemisphere indicated that variations in the extremes in the 20th century were less…
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