“The MMCO [Middle Miocene Climate Optimum] was ushered in by CO2 levels jumping abruptly from around 400ppm to 500 ppm, with global temperatures warming by about 4°C and sea levels rising about 40m (130 feet) as the Antarctic ice sheet declined substantially and suddenly. ” — Skeptical Science
(Fossil fuel carbon emissions are about 100 times that of volcanoes during any given year. And so much heat trapping carbon dumped into the atmosphere is forcing the world’s climate to rapidly change. Image source: The Union of Concerned Scientists.)
Human beings have never seen atmospheric CO2 values that are so high as they are today. They significantly predate our species — even preceding our distant relative Australopithecus by about 7 million years. And weather and climate conditions to which we are not adapted — either as individuals or as a civilizations — are well on the…
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Welcome to the Trump Anti-Environmental Regime!