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A new technique could help farmers extract useful nutrients such as ammonia and potassium from livestock manure to efficiently make fertilizer and other useful chemical products. Credit: Althea ...

Manure is often used as fertilizer, but what if it could pick up a second application before heading to the fields? A dairy farm in New England is experimenting with turning tons of cow manure into ...

The United States and European Union have pledged another way to tackle climate change, and it could have a direct impact on agriculture. The pledge is to reduce methane emissions by at least 30% by ...

Chemicals—from antibiotics used to keep livestock healthy to pesticides that shield crops from insects and other pests—play an important role in modern agriculture. However, many of these substances ...

Dairy farms are often portrayed as quaint and bucolic. But on the ground, the dairy industry is among the most hazardous to work in — the combination of heavy machinery, thousands of large animals, ...

Let down by electric utilities, farmers bet on natural gas as a more promising way to make a return from cow manure. This story is the second in a three-part series. Read the first and third ...

The Shell digesters in Junction City, Ore., use cow manure and straw to produce renewable natural gas. Facilities in Idaho and Kansas will be at dairies. Shell Oil Products U.S. is expanding its New ...

An interdisciplinary team has developed a new technique that could help farmers extract useful nutrients such as ammonia and potassium from livestock manure to efficiently make fertilizer and other ...