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New Theory For Mass Extinctions
October 25, 2006 — A new theory on just what causes Earth's worst mass extinctions may help settle the endless scientific dust-up on the matter. Whether you favor meteor impacts, volcanic eruptions, cosmic rays, ... > full story -
Far More Than A Meteor Killed Dinos, Evidence Suggests
October 23, 2006 — There's growing evidence that the dinosaurs and most their contemporaries were not wiped out by the famed Chicxulub meteor impact, according to a paleontologist who says multiple meteor impacts, ... > full story -
Northern Bogs May Have Helped Kick-Start Past Global Warming
October 12, 2006 — Methane gas released by peat bogs in the northern-most third of the globe helped fuel the last major round of global warming, which drew the ice age to a close between 11,000 and 12,000 years ago, ... > full story -
Rapid Sea Level Rise In The Arctic Ocean May Alter Views Of Human Migration
October 12, 2006 — Scientists have found new evidence that the Bering Strait near Alaska flooded into the Arctic Ocean about 11,000 years ago, about 1,000 years earlier than widely believed, closing off the land bridge ... > full story -
Researchers Link Ice Age Climate-Change Records To Ocean Salinity
October 6, 2006 — Sudden decreases in temperature over Greenland and tropical rainfall patterns during the last Ice Age have been linked for the first time to rapid changes in the salinity of the north Atlantic Ocean, ... > full story -
Evidence From Ice Age That Climate Change Can Have A Rapid Effect On Ocean Circulation
October 4, 2006 — Sudden shifts in temperature over Greenland and tropical rainfall patterns during the last ice age have been linked for the first time to rapid changes in the salinity of the north Atlantic Ocean. ... > full story -
NASA Study Finds World Warmth Edging Ancient Levels
September 26, 2006 — A new study by NASA climatologists finds that the world's temperature is reaching a level that has not been seen in thousands of ... > full story -
Dinosaurs' Climate Shifted Too, Reports Show
September 23, 2006 — Ancient rocks from the bottom of the Pacific Ocean suggest dramatic climate changes during the dinosaur-dominated Mesozoic Era, a time once thought to have been monotonously hot and ... > full story -
Climate Change Rocked Cradles Of Civilization
September 10, 2006 — Severe climate change was the primary driver in the development of civilization, according to new research by the University of East ... > full story -
Greenhouse Methane Released From Ice Age Ocean
August 29, 2006 — Periods of warming temperatures during the last ice age triggered the release of methane from beneath the ocean, according to U.S. and French researchers. Once in the atmosphere, the methane would ... > full story
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