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. Source: ERM 2022 ). <mic drop> So, is industry just full of it?

2007 259

2007 Regulations Nitrogen Oxides 2004 259

Union of Concerned Scientists

AUGUST 29, 2023

These fees and programs were established with legislation in 2007 and then were extended until 2024 with the passage of Assembly Bill 8 in 2013 (hence the name, “AB 8 fees”). Passing fees in California requires a two-third’s vote from both houses of the legislature, and when vote margins are slim, the politics get tricky.

Nitrogen Oxides 189

Nitrogen Oxides 2007 Greenhouse Air Pollution 189

Union of Concerned Scientists

OCTOBER 4, 2023

However, with the oil crisis in the rear-view mirror, then-President Ronald Reagan acceded to requests from Ford and General Motors to reduce fuel economy standards for a few years, and the political will to strengthen the program petered out.

Electricity 241

Electricity Clean Air Act Carbon Dioxide 2027 241

Union of Concerned Scientists

JUNE 14, 2023

EPA US Supreme Court decision in 2007 and the EPA’s follow-on Endangerment Finding and Cause or Contribute Finding in 2009, which ultimately set the stage for the agency to not only have the authority—but also the obligation—to regulate power plant carbon emissions. But the calculus changes when it comes to compliance.

Fossil Fuels 207

Fossil Fuels Carbon Emissions Nitrogen Oxides Clean Air Act 207