ScienceDaily: Most of the concerns about climate change have focused on the amount of greenhouse gases that have been released into the atmosphere.
But in a new study published in Science, a group of Rutgers researchers have found that circulation of the ocean plays an equally important role in regulating the earth's climate.
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 a shift in the circulation...