Tag: GHG emissions

Power plant

Massachusetts Supreme Court Affirms Power Sector GHG Regs

Shortly after the Trump EPA proposed to replace the Obama EPA’s Clean Power Plan with its more industry-friendly Affordable Clean Energy (ACE) rule, the Massachusetts Supreme Court went in the opposite direction by denying a petition to overturn a state regulation imposing a progressive cap on greenhouse gas (GHG) emissions for the power sector.

Hourly/Annual Emissions Tests and NSR Permits

The EPA’s proposed Affordable Clean Energy (ACE) rule (August 31, 2018, Federal Register (FR)) to regulate greenhouse gas (GHG) emissions from existing power plants includes a new approach to the Agency’s New Source Review (NSR) program.

GHG, vehicle emissions

Dissecting the Revocation of California’s CAA Waiver

The National Highway Traffic Safety Administration’s (NHTSA) and the EPA’s proposed amendments (August 24, 2018, Federal Register (FR)) to regulations governing corporate average fuel economy (CAFE) standards (NHTSA) and greenhouse gas (GHG) emissions (EPA) for model years (MYs) 2021–2026 passenger cars and light trucks will likely face legal challenges should the agencies promulgate final rules […]

GHG, vehicle emissions

California GHG Emissions Standards Would Be Rolled Back By EPA/NHTSA Proposal

In a joint press release, the EPA and the U.S. Department of Transportation’s National Highway Traffic Safety Administration (NHTSA) announced a notice of proposed rulemaking (NPRM) for the Safer Affordable Fuel-Efficient (SAFE) Vehicles, which seeks to establish new 50-state fuel economy and tailpipe carbon dioxide (CO2) emissions standards. The proposed SAFE Vehicles rule would revise […]

United States and China Join Paris Agreement

On September 3, 2016, the United States and China, the world’s top two emitters of greenhouse gases (GHGs), formally joined the December 2015 Paris Agreement to reduce emissions and take other actions to stem the advance of climate change. The two nations promptly urged other nations to follow their lead. The agreement enters into force […]