Large amounts of a chemical that boosts ozone production are being transported to North America from across the Pacific Ocean in May, according to a new report by researchers from Georgia Tech. These ...

EPA proposed a transformative rule to address the obligations of 26 states for the 2015 Ozone National Ambient Air Quality Standards (2015 Ozone NAAQS). The rule is a federal implementation plan (FIP) ...

On March 15, 2023, EPA finalized its Good Neighbor Plan under the Clean Air Act (“CAA”), a rule designed to reduce smog-forming nitrogen oxide ("NOx") pollution from power plants and other industrial ...

Add Yahoo as a preferred source to see more of our stories on Google. Nitrogen oxide can be produced in car exhaust fumes. (Getty) (simonkr via Getty Images) Lockdowns around the world have had a huge ...

There is good news and better news about ground-level ozone in American cities. While dangerous ozone levels have fallen in places that clamp down on emissions from vehicles and industry, a new study ...

As the coronavirus pandemic slowed global commerce to a crawl in early 2020, emissions of nitrogen oxides (NOx) -- which create ozone, a threat to human health and to climate -- decreased by 15 per ...

NOx, shorthand for the sum of NO2 + NO, is necessary for the formation of ozone (O3). Even when volatile organic compounds (VOC) are not present, ozone is formed through a series of sunlight-driven ...

Large amounts of a chemical that boosts ozone production are being transported to North America from across the Pacific Ocean in May. These higher levels of NOx could be contributing to significant ...

While dangerous ozone levels have fallen with reductions in emissions from vehicles and industry, a new study suggests a model widely used to predict the impact of remediation efforts has been too ...

There is good news and better news about ground-level ozone in American cities. While dangerous ozone levels have fallen in places that clamp down on emissions from vehicles and industry, a new study ...