Clean Water Act Endangered Species Act Ozone 
Environmental Science
SEPTEMBER 7, 2018
Chlorofluorocarbons (CFCs) : A group of inert chemical used in many industrial and everyday processes such as our refrigerators that are not broken down at lower atmospheric levels and rise to the upper levels, destroying ozone. They are water vapor, carbon dioxide, methane, nitrous oxide, ozone, CFCs, and hydrofluorocarbons.
ESA
OCTOBER 24, 2022
ESA and other scientific societies file brief arguing that the interpretation of the Clean Water Act is inherently founded on science. US law protecting endangered species hampered by poor resources, study says – The Guardian. Clean Water Act at 50: environmental gains, challenges unmet – Associated Press.
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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. In Mexichem , the D.C.
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In an unpublished judgment, the court rejected the petitioners’ other NEPA arguments regarding project design and capacity and cumulative ozone impacts. In addition, the court found that BLM acted contrary to law by failing to consider a statutory directive to give “maximum protection” to surface values in the Teshekpuk Lake Special Area.
ESA
MAY 4, 2023
The Clean Water Act is a federal law that gives authority to states to protect the nation’s waters. NOAA NMFS – Proposed Rule To List the Sunflower Sea Star as Threatened Under the Endangered Species Act. An ongoing Supreme Court case (Sackett vs. EPA) has the potential to shape the scope of this law.
ESA
OCTOBER 11, 2022
EPA, Ruling Could Impact the Definition of “Waters of the U.S.”. ESA and other scientific societies file brief arguing that the interpretation of the Clean Water Act is inherently founded on science. EPA – Public Meeting of the Chartered Clean Air Scientific Advisory Committee (CASAC) and CASAC Ozone Review Panel (Nov.
ESA
APRIL 11, 2022
USFWS issues rare emergency rule listing the Dixie Valley toad as an endangered species. Supreme Court reinstates Trump administration Clean Water Act regulation. USFWS: The agency issued an emergency listing rule, listing the Dixie Valley toad as an endangered species for 240 days, starting April 7.
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