At Brades Farm, a dairy in Lancashire, England, farmers now market their milk as “climate-smart”: The dairy is one of the first to begin feeding its cattle a new supplement that shrinks the amount of ...

Researchers are testing a new type of cattle feed that could help dairy cows release less methane gas from burps and flatulence and use nutrients more efficiently. Because methane traps heat in the ...

Deep in the bellies of cows are tiny microbes that ferment grass and hay, breaking it down into fatty acids that serve as bovine energy—and into planet-warming methane gas. The gas eventually makes ...