Washington — Oil and natural gas companies for the first time will have to pay a federal fee if they emit dangerous methane above certain levels under a rule being made final by the Biden ...

Roughly two-thirds of all emissions of atmospheric methane—a highly potent greenhouse gas that is warming planet Earth—come from microbes that live in oxygen-free environments like wetlands, rice ...

Roughly two-thirds of all atmospheric methane, a potent greenhouse gas, comes from methanogens. Tracking down which methanogens in which environment produce methane with a specific isotope signature ...