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The CO2 problem in six easy steps (2022 Update)

Real Climate

However, that was written in 2007 – 15 years ago! Step 1: There is a natural greenhouse effect. Thus there must be a large amount of IR absorbed by the atmosphere (around 158 W/m 2 ) – a number that would be zero in the absence of any greenhouse substances. The Earth’s Energy Budget (NASA).

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Reducing Your Greenhouse Gas Emissions

Greenbuilding Law

As governments enact mandatory greenhouse gas emission laws and as businesses voluntarily make “net zero” pledges, we are increasingly working with organizations, first to understand and calculate their GHG emissions, then to implement strategies for efficacious yet frictionless reductions. Air conditioning and refrigeration.

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EPA's GreenChill Smart Supermarket Refrigeration Partnership Celebrates 15 Years; Recognizes 4 Supermarket Companies Serving PA

PA Environment Daily

Over the past 15 years, Partners have avoided emissions of over 500 metric tons of ozone-depleting substances and roughly 100 million metric tons of carbon dioxide equivalent. This is roughly equivalent to the greenhouse gas emissions from consuming over 11 billion gallons of gasoline. supermarkets, or over 13,000 stores.

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Operationalizing Climate Science

Real Climate

Where, at the beginning, there was really only one input parameter (the CO 2 concentration) that needed to be coordinated, the inputs have now broadened to include myriad forcings related to other greenhouse gases, air pollution, land surface change, ozone, the sun, volcanoes, irrigation, meltwater etc.

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Dissecting the Attacks on the Endangerment Finding

Legal Planet

In late 2009, EPA made a formal finding often called the Endangerment Finding that greenhouse gases may endanger human health and welfare. The Bush Administration argued that greenhouse gases dont meet that requirement. The Supreme Court rejected that argument in 2007 in a historic case called Massachusetts v.

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Sabin Center Files Amicus Brief in Support of New GHG Vehicle Emissions Standards

Law Columbia

Following the 2007 landmark Supreme Court case Massachusetts v. EPA , the United States Environmental Protection Agency (EPA) has regulated greenhouse gas (GHG) emissions from motor vehicles under the Clean Air Act. 497 (2007), the Supreme Court reversed EPA’s denial. billion tons of carbon dioxide emissions by 2050.

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Policy News: June 14, 2021

ESA

CEQ is also planning to revive guidance on how to factor greenhouse gas emissions and climate change into NEPA reviews, after Obama-era guidance was yanked by the Trump administration. The agenda notes DOE is preparing a major rulemaking to reduce the use of fossil fuels in federal buildings — an implementation of a 2007 law.

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