Legal Planet

AUGUST 22, 2023

States and local air quality regulators have the legal authority to set particulate matter (PM), ozone, and nitrogen oxides (NOx) emissions standards and adopt regulations for these pollutants when they are already in attainment of the national ambient air quality standards ( NAAQS ) set by the U.S.

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Regulations Ozone Air Pollution Clean Air Act 130

Union of Concerned Scientists

OCTOBER 13, 2022

The Advanced Clean Fleets (ACF) rule has the potential to significantly reduce climate-warming greenhouse gas (GHG) emissions as well as harmful air pollutants like fine particulates (PM2.5) and nitrogen oxides (NOx) from the numerous commercial and government fleets of MHD vehicles in the state.

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Electricity Air Pollution Nitrogen Oxides Regulations 234

Clean Energy Law

NOVEMBER 25, 2019

If the SCAQMD’s development timeline holds, Proposed Rule 2305 will phase in on July 1, 2020. The Basin does not meet the state or federal ambient air quality standards for ozone and particulate matter, and existing regulations have to date proved insufficient to bring the Basin into compliance. Facility-Based Mobile Source Measures.

Ozone 130

Ozone Regulations 2020 2019 130

Union of Concerned Scientists

DECEMBER 12, 2023

You got involved in a “waters of the United States” (WOTUS) case against the Trump administration EPA in 2020 that predated the Supreme Court ruling. SW: In 2020, the Trump administration narrowed the scope of the Clean Water Act by stripping protections from streams and wetlands.

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Clean Water Act Carbon Dioxide Clean Air Act Climate Change 277

PA Environment Daily

SEPTEMBER 22, 2022

The authors of the study based their results on industry-disclosed Hazardous Air Pollutants data submitted to the Federal Energy Regulatory Commission as part of natural gas infrastructure applications between 2017-2020. This includes new regulations in Pennsylvania. Read more here. Read more here. Read more here.

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Air Pollution Natural Gas Nitrogen Oxides Carbon Monoxide 52

Arnold Porter

JUNE 2, 2021

The SCC is a metric that seeks to capture all of the costs that emitting a ton of carbon dioxide (or equivalent amounts of other greenhouse gases such as methane) imposes on society by contributing to climate change over the hundreds of years it remains in the atmosphere. 4:21-cv-00287-SPM (E.D. March 8, 2021).]] 2019); Birckhead v.

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Climate Change Carbon Dioxide Regulations Atmosphere 52