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Global worming: Earthworms add to climate change

(—Earthworms are long revered for their beneficial role in soil fertility, but with the good comes the bad: they also increase greenhouse gas emissions from soils, according to a study published Feb. 3 in Nature ...

dateFeb 05, 2013 in Environment
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Getting maximum profit, minimal pollution

There are more chickens in the United States than people in the entire world. Raising huge numbers of chickens generates large quantities of waste. This waste includes feces, feather, and bedding materials—collectively ...

dateOct 12, 2016 in Environment
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