PA Environment Daily

NOVEMBER 21, 2024

XTO) [ExxonMobil] and Hilcorp Energy Company (Hilcorp) , agreed to resolve alleged Clean Air Act and Pennsylvania Air Pollution Control Act violations involving their oil and gas production operations in Pennsylvania. In separate agreements, XTO Energy Inc. Its operations stretch from the Great Plains to Appalachia.

Clean Air Act 111

Clean Air Act Ground-Level Ozone Carbon Dioxide Natural Gas 111

Union of Concerned Scientists

SEPTEMBER 26, 2024

One good example of the nexus between global warming and local pollution is ground-level ozone. NOx and SOx move to higher levels of the atmosphere and react with oxygen and water vapor to produce acid rain, which harms crops, forests and ecosystems by decreasing growth and damaging foliage. Secondary PM2.5

Ground-Level Ozone 220

Ground-Level Ozone Fossil Fuels Ozone Air Pollution 220

Legal Planet

AUGUST 24, 2023

This is part of an occasional series of posts about the evolution of pollution standards. Today’s subject is pollution control for new vehicles, which have been known to cause smog since the 1960s. The history of these pollution standards is quite distinctive. Congress adjusted the standards twice. gpm NOx standard.

Ground-Level Ozone 246

Ground-Level Ozone Pollution Control Clean Air Act Ozone 246