HumanNature

MARCH 31, 2021

Guest Post By Erin Boedicker , 2020-2021 Sustainability Leadership Fellow and Ph.D. Figure 1: Size reference for atmospheric particles (US EPA 2016) and a general structure of freshly created black carbon. This means that if we focus on limiting black carbon emissions, we will see very fast improvements in our atmosphere and health.

Atmosphere 52

Atmosphere Carbon Emissions 2020 2012 52

Columbia Climate Law

MAY 8, 2020

EPA of a 2015 rule barring replacement of ozone-depleting substances with hydrofluorocarbons (HFCs), which are powerful greenhouse gases. Circuit vacated the 2015 rule to the extent that it prohibited continued use of HFCs by companies that previously switched to HFCs from an ozone-depleting substance. May 1, 2020).

2020 40

2020 Endangered Species Act Climate Change Greenhouse 40

Law Columbia

SEPTEMBER 10, 2021

In an unpublished judgment, the court rejected the petitioners’ other NEPA arguments regarding project design and capacity and cumulative ozone impacts. CDV-2020-307 (Mont. Vecinos para el Bienestar de la Comunidad Costera v. Federal Energy Regulatory Commission , No. 20-1045 (D.C. State , No. NEW CASES, MOTIONS, AND OTHER FILINGS.

2021 40

2021 Endangered Species Act Climate Change Fossil Fuels 40

Union of Concerned Scientists

MARCH 29, 2023

In 2015, when he took office as AG after stints in the Texas Legislature, he sued the Environmental Protection Agency for strengthening a standard for ground-level ozone, better known as smog. EPA decision , upheld the EPA’s authority to regulate such emissions under the Clean Air Act but significantly constrained its ability to do so.

Fossil Fuels 347

Fossil Fuels Climate Change Sea Level Electricity 347

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.

Climate Change 52

Climate Change Carbon Dioxide Regulations Atmosphere 52

ESA

JUNE 14, 2021

Climate: The Environmental Protection Agency does not list a timetable to act on a new carbon dioxide rule for existing power plants. Odds and ends: EPA says it will reconsider a 2020 Trump regulation known as the Major MACT to Area, or MM2A, rule. 21, 2020 ). More News: Tasked to Fight Climate Change, a Secretive U.N.

2021 98

2021 Endangered Species Act Ocean Climate Change 98