Men argue. Nature acts.” 
--Voltaire (1694-1778)

"How much damage will have been done before we act?"
--Senator John McCain discussing climate change (The New Yorker, Aug 2008)

"People who are in denial about climate change are downright dangerous."
--Jeff Severinghase, PhD, Professor of Geosciences at Scripps Institution of Oceanography (, 14 Aug. 2013)

It is hard to imagine a more profound and existential threat to mankind than the potential effects of global climate changes. Every country on Earth (except America), ...

Climate Change