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View Diary: The Oceans are Dying: Oxygen is Depleting, Acidity Rising at Fastest Rate in 300,000,000 Years (215 comments)

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  •  I think it's the empire thing that changed it. (2+ / 0-)
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    blueoasis, cville townie

    Didn't the Sumerians have city-states?  At any rate, there was a rather significant environmental change in Europe and Africa with the expansion of the Roman Empire (for instance) -- forests were cut to make way for farmland and species went out of business.

    "Coal is a rock in the ground. Only under definite historical relations did coal become fossil fuel." --Jason W. Moore

    by Cassiodorus on Fri Oct 04, 2013 at 05:06:47 PM PDT

    [ Parent ]

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