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The CO2 problem in six easy steps (2022 Update)

Real Climate

The fact that there is a natural greenhouse effect (that the atmosphere restricts the passage of infra-red (IR) radiation from the Earth’s surface to space) is easily deducible from; i) the mean temperature of the surface (around 15ºC) and, ii) knowing that the planet is normally close to radiative equilibrium. in IPCC TAR).

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Deciphering the ‘SPM AR6 WG1’ code

Real Climate

In my opinion the press conference on 9 August 2021 didn’t do justice to the vast effort that went into it. Another clue indicating a shortcoming is if you look at the atmospheric CO 2 -concentrations over time to see how much impact the IPCC reports have had on the real policy-makers in the world (Figure below).

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

HumanNature

Guest Post By Erin Boedicker , 2020-2021 Sustainability Leadership Fellow and Ph.D. 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.

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DEP Invests Over $2.7 Million In Alternative Fuel Transportation Projects To Improve Air Quality & Public Health, Reduce Greenhouse Gas Emissions

PA Environment Daily

The AFIG Program funds projects that replace older gasoline- or diesel-fueled vehicles with cleaner fuel vehicles that helps reduce emissions of carbon monoxide, particulate matter, volatile organic compounds, nitrogen oxides, and carbon dioxide, a principal greenhouse gas.

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A new cosmic dawn: peering across the universe with NASA’s James Webb Space Telescope

Physics World

The scope was finally launched on 25 December 2021, at 7:20 a.m. The JWST’s main exoplanet task will be to probe the atmospheres of these distant worlds as they pass between the telescope and their parent stars. A version of this article was first published online on Physics World as a blog series starting on 17 December 2021.

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

Union of Concerned Scientists

In 2021, a US district court vacated the Trump rule, but the fight against clean water continued. 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. That makes the fertilizer industry a double threat to the climate.

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EPA Unveils Proposed Methane Pollution Reduction Standards Covering Oil & Gas Facilities, Including Conventional Oil & Gas Wells

PA Environment Daily

The updates, which supplement proposed standards EPA released in November 2021, reflect input and feedback from a broad range of stakeholders and nearly half a million public comments. These include known cancer-causing toxics like benzene, VOCs that increase ozone levels, and methane.