Optimum - RT @Tony__Heller: "the climatic optimum about 1500 B.C. is marked in almost all parts of the world by beaches about 10ft. above the present…

4:55pm PST - November 18th, 2021

RT @Tony__Heller: "the climatic optimum about 1500 B.C. is marked in almost all parts of the world by beaches about 10ft. above the present…

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