Legal Planet
FEBRUARY 28, 2025
The issue was whether state plans under the Clean Air Act only need to prevent violation of national air quality standards, or whether they must prevent deterioration in areas where the air is already cleaner than the standards. National Highway Traffic Safety Administration (2007). Ruckelshaus (1973).
Union of Concerned Scientists
JULY 1, 2022
EPA did not revoke EPA’s underlying authority to regulate greenhouse gas emissions under the Clean Air Act. While this authority—itself rooted in a prior Supreme Court decision , the 2007 Massachusetts v. And here, the Court has struck a devastating blow. ” Justice Kagan, dissenting.
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Legal Planet
JULY 12, 2023
That question was put to a Missoula-based climate scientist named Steven Running who worked on the 2007 IPCC report as part of the team that won a Nobel Peace Prize. In attempting to make that case, the state officials responsible for permitting energy projects in Montana appeared less than competent at their rather important jobs.
Real Climate
APRIL 2, 2021
and European Clean Air Acts and Amendments of the 1970s ( Mann and Emanuel 2006 ; Dunstone et al. 1987-2007, 2019. In the North Atlantic, examples of local SST warming mechanisms that can increase Atlantic storm formation rates are: the reduction of sulfate pollution aerosols since the U.S. 2013 ; Sobel et al.
The Energy Law
JANUARY 6, 2010
497 (2007), in which the Supreme Court held that greenhouse gases were “pollutants” under the Clean Air Act and ordered EPA to determine whether greenhouse gases “may reasonably be anticipated to endanger public health or welfare” under Section 202 of the Act. See 74 Fed. 66496 (Dec. EPA, 549 U.S.
The Energy Law
APRIL 7, 2010
497 (2007), the Supreme Court held that greenhouse gases are “pollutants” under the Clean Air Act but left open the specific question of whether greenhouse gases could be regulated under the PSD Program. In Massachusetts v. EPA, 549 U.S.
The Energy Law
AUGUST 16, 2012
When making single stationary source determinations without the protection of the non-aggregation provision in Section 112 of the Clean Air Act, 42 U.S.C. In 2007, in guidance specifically addressing oil and gas activities, EPA stated that “proximity is the most informative factor in making source determinations.”
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