Remove 2017 Remove Atmosphere Remove Carbon Dioxide Remove Ozone
article thumbnail

Back in Black: Creating positive changes by focusing on a short-lived pollutant

HumanNature

When fuels are burned to create energy in a process called combustion, black carbon along with carbon monoxide and other compounds are created because there is not enough oxygen in the atmosphere for the reaction to go to completion. Whenever there are combustion processes, of which there are many in our industrial society (e.g.,

article thumbnail

Ask a Scientist: Fighting Big Ag Pollution with Maps and Math

Union of Concerned Scientists

I got involved after the city filed reports and maps to support its claim that it was fulfilling the requirements of a historic 2017 settlement to find and replace Flint’s lead pipes. It is mainly methane, which is 80 times more potent than carbon dioxide in trapping heat for the first 20 years after it is released.

Insiders

Sign Up for our Newsletter

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

article thumbnail

EPA Proposal to Rescind Oil and Gas Methane Regulations Has Not Been Adequately Justified and Disregards Negative Climate Impacts

Columbia Climate Law

The emissions make a significant contribution to climate change because methane is a highly potent greenhouse gas which, in the first 20 years after it is released, traps approximately 84 times more heat in the earth’s atmosphere than carbon dioxide (on a per ton basis).

article thumbnail

May 2020 Updates to the Climate Case Charts

Columbia Climate Law

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
article thumbnail

These Attorneys General Are Defending the Fossil Fuel Industry, Not Their States

Union of Concerned Scientists

In 2017, Hurricane Harvey —one of the worst—drenched Houston with more than 4 feet of rain, killed at least 88 people, and caused $125 billion in damage. Since 2017, Moody has received nearly $339,000 from oil and gas companies and electric utilities as well as $300,000 from RAGA, according to Transparency USA data.

article thumbnail

Identifying the Means to an End: The Role of the Social Cost of Carbon

Arnold Porter

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. What Are the Key Variables Affecting the SCC Amount?

article thumbnail

Policy News: June 14, 2021

ESA

Climate: The Environmental Protection Agency does not list a timetable to act on a new carbon dioxide rule for existing power plants. 3692 ), which requires the National Oceanic and Atmospheric Administration to develop climate impact management plans for marine mammals that are at significant risk due to climate change.

2021 98