Title image: The Pantanal, located in South America, is the world's largest tropical wetland. Tropical wetlands are responsible for about a fifth of the world's methane emissions. (Credit: ...

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 ...

Microorganisms growing in landfills, on agricultural land and in wetlands are contributing to skyrocketing levels of atmospheric methane, a potent greenhouse gas, according to new research. Microbes ...