Craun keeps track of all of these data points for more than just the health of her herd. She’s one of many dairy farmers looking for a way to reduce the amount of methane emitted at her farm. Methane, ...

To add to that, factory farm biogas produces ammonia, hydrogen sulfide, and smog-forming nitrogen oxides. Biogas facilities emit methane when they store digestate (the leftovers after waste is ...

In the quest to reduce methane emissions by cattle, grazing animals have been left out of the picture thus far. That may be ...

In some factory farming settings, because growers are so efficient at producing livestock, “the emissions per animal are probably lower than the emissions of a cow [grazing] on a field,” she said.

Methane is a greenhouse gas and, like carbon dioxide, its production has rocketed due to human activities. It comes from oil and gas drilling and from landfills. “But actually the largest source ...

Factory farms fatten cows, pigs and chicken quickly. But the costs of that speed are water and air pollution, degraded soil, antibiotic resistance, and the health of rural communities.

A man walks holding an umbrella past a cow at a farm adjacent to a residential apartment complex in Kochi, southern Kerala state, India, Saturday, June 11, 2022. Credit: AP/R S Iyer ...

Seaweed is once again showing promise for making cattle farming more sustainable. A new study by researchers at the University of California, Davis, found that feeding grazing beef cattle a seaweed ...

A prototype vaccine from ArkeaBio, a US start-up, cut methane emissions by 13 per cent in a first trial involving 10 cows, offering a potential way to reduce the huge climate impact of cattle farming ...

Scientists at the University of Florida (UF) are making strides in sustainable agriculture with the development of a novel cattle feed supplement that could significantly reduce methane emissions ...

Methane emissions from Canadian dairy cows vary widely, from 250 to 750 grams per day, said Christine Baes, professor of animal biosciences at University of Guelph, who worked on the project.

U.K. officials put out a call in August for agriculture experts to provide information on how animal feed products could reduce methane emissions, such as "methane production inhibitors, seaweeds ...