Note: You must be registered in order to post a reply. To register, click here. Registration is FREE!
T O P I C R E V I E W
Jen
Posted - Aug 13 2007 : 06:22:47 AM Nitrogen Overdose: Element quietly rivaling CO2 as a global climate threat By Suzanne Bohan
ON AN OVERCAST DAY in April, Stuart Weiss stood in the rolling hills of a Bay Area nature preserve and lifted a bag of nitrogen-based fertilizer to his shoulder.
The heavy sack, the Menlo Park ecologist explained to a small crowd gathered before him, symbolized the unprecedented release of nitrogen into the Earths air, land and water, and the insidious environmental changes under way globally from the potent fertilizer.