how much effect? The Earth's climate has changed
Posted on: July 31, 2017 at 12:40:18 CT
90Tiger STL
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massively and wildly long before man every conceived of carbon emissions.
ice ages, thawing, mini-ice ages, heating - all "cataclysmic" in nature, clearly.
All without man's presence.
How much, exactly, is man contributing? hbo says "75%".
that's just quite literally laughable.