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Geotimes
May 2004
Swarzenski & Campbell |
Tracking Contaminants Down the Mississippi The U.S. Geological Survey is working with scientists from various universities and state agencies to investigate the historic downstream delivery of sediment-associated contaminants into the Gulf of Mexico.   |
Geotimes
January 2005
Naomi Lubick |
Grand Canyon Floods On Nov. 21, the Department of the Interior approved a release of water from the Glen Canyon Dam in an attempt to rebuild the beaches and other sedimentary environments. |
Geotimes
December 2005
Donald C. Swanson |
Don't Try to Fool Mother Nature Protecting and maintaining a city on a delta is confronting the dynamics of sediment and water responding to gravity, a basic force in the universe. Gravity-driven phenomena dominate the delta environment and are major guns in Mother Nature's arsenal. |
Geotimes
July 2005
Sara Pratt |
Fossil Forests Sunk by Salt Geologists, long puzzled about what drove the Joggins, Nova Scotia basin to sink steadily and repeatedly, burying 63 layers of fossilized trees in the process, now say that they have found the answers to some of the mysteries of the formation in a simple substance: salt. |
Geotimes
August 2007
Megan Sever |
Restoring the River Since Katrina struck, one thing has become clear, researchers say: Restoration of the natural system is of paramount importance to saving New Orleans in the long run, and the time to act is now. |
Geotimes
November 2003
Sara Pratt |
Tracing the Navajo sandstone The thick Navajo sandstone in Zion National Park is one of the largest wind-deposited formations in the geologic record. Geologists have devised a new way to determine the origin of such sedimentary rocks. |
Geotimes
October 2003
Megan Sever |
Defined at last: El Nino and La Nina Scientists have been studying El Nino and the later-named La Nina for more than 100 years, but only now have they reached a consensus on defining the climatic events. |
Geotimes
January 2004
Megan Sever |
Climate aids mountain building Two geoscientists now hypothesize that the link between climate and mountain building in the Andes is a two-way street. |
Geotimes
June 2003
Sara Pratt |
Amazon's ancient rain forest Paleoclimatologists have often suggested that the Amazon Basin was an arid savanna during the Pleistocene about 2 million years ago. Now, researchers have found that lowland tropical rainforest likely dominated the region at that time, just as it does today. |
Popular Mechanics
February 2006
Susan Tweit |
Can't We Just Blow It Up? The world's biggest dam removal will return Washington's Elwha River to its free-flowing state. But the colossal three-year project proves there's a lot more to deconstruction than tons of TNT. |
BusinessWeek
June 9, 2011
Peter Heller |
The Mississippi River Flood and the Katrina Risk New Orleans and Baton Rouge are one breached levee away from Katrina-like devastation. Can the Army Corps of Engineers save them? |
