Earth had experienced a global cooling that occurred over the past six millennia, but a new study finds over the last 150 years, global warming has undone that cooling.
Earth had experienced a global cooling that occurred over the past six millennia, but a new study finds over the last 150 years, global warming has undone that cooling.
As carbon dioxide accumulates in the atmosphere, the Earth will get hotter. But exactly how much warming will result from a certain..