Over the northeast United States, ground-level ozone will peak in the winter rather than the summer thanks to continued reductions of regional nitrogen oxide emissions from smokestacks and tailpipes.
Troposphere: composition and chemistry
Colorado Hydrocarbon Leakage Rates Much Higher Than Reported
Airborne measurements put methane emissions from Colorado's Denver-Julesburg Basin at 12 to 26 tons per hour.
Southwest’s Four Corners Home to Largest U.S. Methane Signal
Satellite data reveal fossil fuel harvesting operations in the Southwest's Four Corners are generating the country's largest methane signal viewable from space.
