Archive: 03/02/2011

Helping feed the world without polluting its waters

(PhysOrg.com) -- A growing global population has lead to increasing demands for food. Farmers around the world rely, at least in part on phosphorus-based fertilizers in order to sustain and improve crop yields. But the overuse ...

dateFeb 03, 2011 in Environment
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STAR TRAK for February 2011

Jupiter will be the only bright planet visible as evening twilight fades during February, coming into view in the southwest. At mid-northern latitudes, this will be the last month until July when Jupiter will be high enough ...

dateFeb 03, 2011 in Space Exploration
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