The Environmental Defense Fund believes most of the emissions come from leaks in storage tanks.
Pruitt has been under close scrutiny for his spending and relationships with industry representatives.
Researchers at the University of Colorado are launching a new venture to create the best technology to find methane leaks affordably and reliably.
Interior had previously announced it was delaying the Obama-era rule until January 2019, arguing that it was overly burdensome to industry.
- NASA used aircraft-mounted sensors to track methane pollution from more than 250 sources-- mostly gas wells, storage tanks, processing facilities and pipelines.Read more
Colorado is already two years ahead of the rest of the country in trying to get a lid on the powerful greenhouse gas.
- The Environmental Protection Agency opened public hearings in Denver on its proposal to slash methane emissions from oil and gas production.Read more
Methane is a target for regulators and scientists because of its power to warm the planet.