2007 Air Pollution Politics 
Legal Planet
DECEMBER 19, 2024
EPA, brought by a group of conservative/red states who challenge EPA’s approval of California’s request to adopt air pollution emission limits for motor vehicles more stringent than those issued by EPA. Supreme Court acted this week, the latest chapter in this longstanding legal and political saga.
Union of Concerned Scientists
FEBRUARY 18, 2025
Back in 2007, the Supreme Court reached a landmark judgment in Massachusetts et al. establishing that heat-trapping emissions (or greenhouse gas emissions) are air pollutants covered by the Clean Air Act. This blatant attempt to do an end-run around scientific evidence deserves to fail. What is the Endangerment Finding?
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Legal Planet
JULY 30, 2025
Second, repealing the endangerment finding allows EPA to avoid replacing all the Biden Administration climate rules that were issued under the Clean Air Act after it rescinds them. EPA , decided in 2007, had two important findings. Massachusetts v.
Union of Concerned Scientists
NOVEMBER 3, 2022
Primarily, these have focused on the 2007 EPA regulations, which were the first step in the phase-in of diesel engine standards meant to cut particulate emissions by more than 80 percent and smog-forming nitrogen oxides (NO X ) emissions by 90 percent. Industry can’t even agree with itself about this effect. Source: ERM 2022 ).
PA Environment Daily
NOVEMBER 17, 2022
In Pennsylvania there was also this big increase in local employment in oil and gas sector from 2007 to 2012. And so as of 2022, I was just checking these numbers, there's been about $2.2 billion put back into Pennsylvania communities from these fees. Likely not.
PA Environment Daily
NOVEMBER 24, 2022
The first unconventional shale gas well was drilled in the Lycoming Watershed in May 2007. The water quality in an HQ stream can be lowered only if a discharge is the result of necessary social or economic development, the water quality criteria are met, and all existing uses of the stream are protected.
Union of Concerned Scientists
AUGUST 29, 2023
These fees generate more than $100 million per year to fund zero emission vehicle (ZEV) incentives, electric vehicle chargers and hydrogen fueling stations through the Air Quality Improvement Program (AQIP), Clean Transportation Program (CTP), and Enhanced Fleet Modernization Program (EFMP).
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