On May 10, 2013, the New York Times reported [1] that for the first time in several million years, the CO2 level in the Earth's atmosphere passed 400 ppm (parts per million). Consequently, extreme ...
On May 10, 2013, the New York Times reported that for the first time in several million years, the CO2 level in the Earth's atmosphere passed 400 ppm (parts per million). Consequently, extreme heat ...
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