Non-producing oil and gas wells emit microbial methane—a potent greenhouse gas—at rates approximately 1,000 times higher than previously estimated, acting as a continued source of atmospheric emissions long after a well has ceased production.
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https://www.sflorg.com/2026/04/env04092603.html
Non-producing oil and gas wells emit microbial methane at rates 1,000 times higher than previously estimated

McGill-led study focuses on powerful greenhouse gas that contributes to climate change; findings could lead to improved mitigation efforts