The oceans are mostly composed of warm salty water near the surface over cold, less salty water in the ocean depths. These ...

Course description: A yearly investigation, in seminar format, of major problems in the study and understanding of Quaternary climate variation. Each year one or two major topics will be addressed, ...

Earth's history is replete with wide-ranging climate changes. Analysis of ice core data from Greenland and Antarctica provide evidence that global temperatures have oscillated no fewer than 20 times ...

Important ocean currents that redistribute heat, cold and precipitation between the tropics and the northernmost parts of the Atlantic region will shut down around the year 2060 if current greenhouse ...

Anomalies in temperature and salinity that originate in the midlatitude North Atlantic can affect the Atlantic Meridional Overturning Circulation (AMOC) in the Nordic Seas up to a decade later. A new ...

A NASA satellite image from January 2012 shows heavy sea ice conditions in Bristol Bay and the Bering Sea, off the western coast of Alaska. (Credit: NASA Earth Observatory, courtesy Jeff Schmaltz, ...

The answer? Yes, over millions of years. And it was the breakup of the supercontinent Pangea, starting some 180 million years ago, that began creating the Atlantic Ocean basin as we know it today.

Add Yahoo as a preferred source to see more of our stories on Google. The oceans are mostly composed of warm salty water near the surface over cold, less salty water in the ocean depths. These two ...