tl;dr: > methane emissions in 2015 were about 60% greater than estimates from the EPA’s greenhouse gas inventory: a 2.3% leakage rate compared to the 1.4% esti

tl;dr: > methane emissions in 2015 were about 60% greater than estimates from the EPA’s greenhouse gas inventory: a 2.3% leakage rate compared to the 1.4% estimate from the EPA. “Instead of coming from the well to the pipeline, the gas is escaping through vents or other openings in the system, and it adds up to a lot of emissions,” says Alvarez.