Science 2.0: Focus on greenhouse gases in the atmosphere has led to a lot of confusion among the public: bad storms are caused by global warming but a lack of warming is not.
There may be a reason things don't add up, according to a paper in Science. The circulation of the ocean plays an equally important role in regulating the earth's climate, it finds. In their study, the researchers say the major cooling of Earth and continental ice build-up in the Northern Hemisphere 2.7 million years ago coincided with...