Excess nitrogen fertilizer increasing warming in China

Halving the amount of nitrogen fertiliser used in certain areas of China would substantially decrease greenhouse gas emissions without affecting crop productivity and the area's natural carbon sink.

'Superweeds' linked to rising herbicide use in GM crops

A study published this week by Washington State University research professor Charles Benbrook finds that the use of herbicides in the production of three genetically modified herbicide-tolerant crops—cotton, soybeans and ...

Study tracks relationship between storms, cities

(Phys.org)—On the Great Plains, storm clouds are visible from quite a distance. And, sometimes, those storms seem to veer off course for no apparent reason. A group of scientists is studying weather patterns to determine ...

UN warns 25 pct of world land highly degraded

(AP) -- The United Nations has completed the first-ever global assessment of the state of the planet's land resources, finding in a report Monday that a quarter of all land is highly degraded and warning the trend must be ...

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