The United States Environmental Protection Agency (“EPA”) announced it is initiating a new review of the Ozone National Ambient Air Quality Standard (“NAAQS”). EPA states it is taking this action ...

Southeast Michigan has experienced a marked increase so far this summer in what the state calls clean air action days, when weather conditions may cause the air quality to be unhealthy for some people ...

Air quality, as measured by average ground-level ozone emissions, has improved considerably in Clark County from as recently as 2008 but worsened enough over the recent past that county officials have ...

The Commonwealth of Kentucky, Energy and Environment Cabinet and Louisville Metro Air and Pollution Control District (collectively, “Kentucky”) filed a Complaint in the United States District Court ...

A Clean Air Action Day has been declared for six counties in West Michigan for Saturday, June 21 and Sunday, June 22. The Michigan Department of Environment, Great Lakes, and Energy issued an Air ...

Observational Constraints Reveal Biases in OVOC-Driven Radical Chemistry. Schematic illustration of how limited OVOC constraints bias simulations of radical (ROₓ) chemistry and ozone formation. When ...

Getting your Trinity Audio player ready... Colorado has three years to lower ground-level ozone pollution to meet federal standards, and this summer’s hazy skies — caused by oil and gas drilling, ...

27,944 people played the daily Crossword recently. Can you solve it faster than others?27,944 people played the daily Crossword recently. Can you solve it faster than others?