Analysis: ‘The Weather Isn’t Getting Weirder’ — ‘Researchers have yet to find evidence of more-extreme weather patterns since 1871, contrary to what the models predict’
'None of the three major indices of climate variability that we used show a trend of increased circulation going back to 1871' -- 'There's no data-driven answer yet to the question of how human activity has affected extreme weather,'adds Roger Pielke Jr