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Geotimes March 2004 Megan Sever |
Extinction debate continues Did the Chicxulub impact off the Yucatan coast in Mexico kill the dinosaurs 65 million years ago? |
Geotimes February 2004 Megan Sever |
Geoarchaeology: The Past Comes to Light Geological stories are inseparable from the human ones. The sea level can rise causing populations to migrate. A volcano can erupt and wipe out a civilization. Climate can alter the soil and shift the course of a culture. As the natural world changes, so too does society. |
Geotimes February 2004 Jackson & Wilson |
The Ice-Free Corridor Revisited Geologists are exploring North America's glacial history to retrace the steps of the first Americans. |
Geotimes February 2004 Hetherington et al. |
Quest for the Lost Land The search for early Americans is taking researchers to the coast of British Columbia, where a now-submerged landscape may hold clues to the first settlers' coastal migration. |
Geotimes February 2004 Megan Sever |
An African puzzle piece The time period from 32 to 24 million years ago has largely been a black hole for paleontologists studying East Africa's animals. Newly discovered large vertebrate fossils from Ethiopia, however, are providing evidence that not only was there a thriving and diverse population, but also that it continued long after. |
Geotimes February 2004 Megan Sever |
Mesopotamian climate change At the American Geophysical Union annual meeting in December, one archaeologist presented research that suggests that climate change affected the way cultures developed and collapsed in the cradle of civilization -- ancient Mesopotamia -- more than 8,000 years ago. |
Geotimes February 2004 William E. Brooks |
Coal and Cremation in Ancient Peru Geochemical data are revealing a potential new role for coal in pre-Colombian Peru. |
Smithsonian February 2004 Richard Covington |
Rescuing Angkor An unprecedented effort to reclaim the ancient temples from the Cambodian jungle is racing against a tourist onslaught. |
Geotimes January 2004 Megan Sever |
Unraveling the Chicxulub Case On the Yucatan Peninsula in Mexico, geologists are drilling one of Earth's three largest impact structures, hoping to reveal clues about a devastating event linked to the extinction of the dinosaurs 65 million years ago. |
Reason January 2004 Jeremy Lott |
Found Objects What archaeologists can gain from markets, or lose by ignoring them |
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