Archive for the ‘Geochemical cycles’ Category


Electric Cars: Meet the plug-in Hybrid - Thursday, November 29th, 2007

Hybrid cars and fuel cells increase auto efficiency and reduce pollution, but it’s a long struggle from the idea to the reality.



Volcanic Violence - Thursday, October 21st, 2004

How do we forecast or predict volcanoes? How do volcanoes change the landscape? How does life return after an eruption?



Food Pyramid Gets Facelift - Thursday, June 19th, 2003

To battle the bulging waistline, the feds have devised 12 food pyramids to help choose a lifestyle that balances nutrition and excercise. Is this mound helpful?



Galapagos: The Evolution Islands - Thursday, January 11th, 2001

Are the Galapagos islands the birthplace of evolution theory and evolution science? What did Darwin learn there, and how are they being preserved nowadays?



Natural Gas: Vast New Supply? - Thursday, October 5th, 2000

Gas hydrates under the ocean may contain an almost unlimited supply of energy, but they’re hard to get, and using them could make global warming even worse. Now a UC-Riverside professor says quick releases of frozen methane could cause a climate catastrophe. So is this gas a blessing, a curse, or both?



Climate: Fast Change Is Real. Deal with It! - Monday, July 10th, 2000

New research shows that climate of the entire North Atlantic region cooled abruptly and repeatedly during the Holocene period. Drill hole reveals rapid temperature change during past few thousand years. If climate could change so much back then, what about today?




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