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1.
Climate change: How do we know?
2. Top 10 Reasons Climate Change is a Hoax
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This fact sheet comes from Global Climate Change, a research program under the U.S. government agency, NASA. Global Climate Change is dedicated to providing current research on climate change. Note the web address – it is a .gov domain name. It is authoritative, objective, current, accurate, and freely available to the public.
This site contains a wealth of opinion without current substantiated fact. The author’s full name and affiliations/credentials are unavailable. Note the web address – it is a .com, not a .gov or .org which are generally objective, authoritative, and current.
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