CO2 is essential to life on earth

Source: Oshawa Express
Details: “Man made” CO2 causing global warming is not exactly “settled science” â€" anything but. See the five minute video by Dr. Bill Happer, PhD for an understanding of why “man-caused” global warming is not exactly “settled science”. Search it on YouTube, “Bill Happer, PragerU, climate models”. Happer is ...

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