CO2 pulses and the last Ice Age

ENN
Oct 30, 2014, 1:34 pm24 pts
A new study shows that the rise of atmospheric carbon dioxide that contributed to the end of the last ice age more than 10,000 years ago did not occur gradually, but was characterized by three “pulses” in which C02 rose abruptly.Scientists are not sure what caused these abrupt increases, during which…

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