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Science denial is still an issue ahead of COP28

Real Climate

It is 33 years now since the IPCC in its first report in 1990 concluded that it is “certain” that greenhouse gas emissions from human activities “will enhance the greenhouse effect, resulting on average in an additional warming of the Earth’s surface.”

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The COP26 climate summit: what scientists hope it will achieve

Physics World

The promise from many nations is to reach net-zero greenhouse-gas emissions by 2050 (or earlier) and interim targets are essential. But the United Nations has just said that the latest commitments of the 192 parties of the 2015 Paris agreement will equate to a 16% rise in global greenhouse-gas emissions in 2030 compared to 2010.

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Using Clouds to Fight Climate Change

HumanNature

Student in the Department of Atmospheric Science at Colorado State University Most people remember the water cycle they learned in school: water evaporates from lakes, rivers, and the ocean, air carrying this moisture rises, cools, condenses, and forms clouds, and these clouds precipitate water back down to the surface.

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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. In particular, the court found that conclusion that greenhouse gas emissions constituted a significant impact was not clearly erroneous. Circuit’s partial vacatur in Mexichem Fluor, Inc. State , No.

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Using Attribution Science to Evaluate the Effects of Oil and Gas Emissions on Endangered and Threatened Species

Law Columbia

The project is controversial due to its contribution to greenhouse gas (GHG) emissions and its location on the North Slope of Alaska, which happens to be the largest undisturbed track of public land in the U.S. and an area that is highly sensitive to climate change. See, e.g., IPCC AR6 WGI Ch.3 3 ; Laidre et al. 2018) ; Tartu et al.