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Saturday, July 11, 2009

How Humans Have Disrupted The Nitrogen Cycle

Researchers have found a new proxy to measure the impact of fossil fuel emissions on the global nitrogen cycle. The scientists use nitrogen isotopes found in a Greenlan ...  > full story

Organic Dairy Manure May Offer High Quality Fertilizer Option

Dairy cows that produce USDA-certified organic milk also produce manure that may gradually replenish soil nutrients and potentially reduce the flow of ...  > full story

Weather: People's Misperceptions Cloud Their Understanding Of Rainy Weather Forecasts

If Mark Twain were alive today he might rephrase his frequently cited observation about everyone talking about the weather but not doing ...  > full story

Wenchuan Earthquake Mudslides Emit Greenhouse Gas

Mudslides that followed the May 12, 2008, Wenchuan, China earthquake may cause a carbon-dioxide release in upcoming decades equivalent to two percent of current ...  > full story
 

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Detecting Toxins: Saving Lives

Electrical engineers have developed a new, portable lab that identifies chemicals by their unique color signatures. It is the first such device to be. ...  > full story

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