IOWA (Iowa Capital Dispatch) - When household waste decomposes at a landfill, it produces methane, a greenhouse gas that traps significantly more heat in the atmosphere than carbon dioxide.

That's despite the fact that the technology to cut those emissions exists now — especially for emissions from the oil and gas sector. "Because methane is such a potent greenhouse gas, reductions are ...

Rising temperatures are weakening the ability of wetlands to curb methane emissions, according to new research.