Real Climate

AUGUST 12, 2021

The problems with the SPM are similar those from the previous fifth assessment report which prompted me to write a post in 2013. I think in hindsight that my concerns from 2013 to some extent were supported by the fact that the IPCC organised an Expert Meeting on Communication, Oslo, Norway, 9–10 February 2016.

Atmosphere 324

Atmosphere Greenhouse Ocean Sea Level 324

Real Climate

MAY 12, 2021

The CPDW is thought to be affected by the shift in the westerly winds around Antarctica which have increased in recent decades due to a combination of greenhouse gas forcing and the polar ozone hole ( Miller et al, 2006 ). The last major revision (BedMap2) was in 2013 ( Fretwell et al., 375-393, 2013. But there is more.

Sea Level 249

Sea Level Ocean 2020 2013 249

Law and Environment

JUNE 14, 2022

In 2013, EPA granted California a CAA waiver to regulate vehicle emission GHGs and establish a ZEV program. Whether the EPA violated the equal-sovereignty doctrine when it reis­sued California’s 2013 Clean Air Act waiver under Section 209(b)(1) of the Clean Air Act.”. currently electing to do so.

Clean Air Act 100

Clean Air Act 2013 Climate Change Ozone 100

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.

2020 40

2020 Endangered Species Act Climate Change Greenhouse 40

ESA

MAY 9, 2022

BLM: The Interior Department reverted to a 2013 management plan for Alaska’s National Petroleum Reserve. EPA : A draft policy assessment for the reconsideration of current Ozone air quality standards finds that there is insufficient scientific evidence that there would be a public health benefit to stricter ozone regulations.

2022 52

2022 Ozone Conservation Natural Resources 52