Yesterday, the Environmental Protection Agency (EPA) finalized a rule aimed to address what’s known as “regional haze” that has been affecting visibility and health in Texas, as well as in our neighbors to the north (Oklahoma and Arkansas). The formation of haze occurs when sunlight interacts with particles in the atmosphere, and this interaction reduces visibility. A part of the federal Clean Air Act, the Regional Haze program requires that states and the federal government develop plans to address air quality in 156 national parks and wilderness areas.
For Texas, the program requires a plan to help improve visibility in Big Bend National Park and Guadalupe Mountains National Park. And the final Regional Haze Rule – released yesterday – will require certain outdated power plants in Texas to reduce pollution of sulfur dioxide (SO2), a hazardous pollutant associated with asthma and bronchitis and an important precursor for smog formation.
The finalized rule will allow us all to breathe easier – and better take in Texas’ natural beauty. Read More