Panel: Problems with oceans multiplying, worsening

(AP) -- The health of the world's oceans is declining much faster than originally thought - under siege from pollution, overfishing and other man-made problems all at once - scientists say in a new report.

Trace element plays major role in tropical forest nitrogen cycle

A new paper by researchers from the University of Georgia and Princeton University sheds light on the critical part played by a little-studied element, molybdenum, in the nutrient cycles of tropical forests. Understanding ...

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