Human-Made CO2 on Exponential Rise: Discovery News

Using measurements of atmospheric CO2 from the Mauna Loa Observatory in Hawaii, David Hofmann of NOAA’s Earth System Research Laboratory in Boulder, Colo. and a team of researchers determined that humanity’s contribution of the greenhouse gas has been growing at a steady 2.3 percent since recording began in 1958. At that rate, CO2 doubles every [...]

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