The Greenhouse Effect

Learn about the relationship between greenhouse gas emissions and climate change.

3 times

as many climate-related natural disasters occurred in 2016 than in 1980.

Source: "Seven Things to Know About Climate Change," National Geographic, March 30, 2017.


Energy Use Around the World

Discover the mix of energy sources different countries consume.

50 percent

of the world's coral reefs have been lost in the past 30 years.

Source: Rebecca Albright, "Scientists Are Taking Extreme Steps to Help Corals Survive," Scientific American, January 1, 2018.


The Paris Agreement

Study the background, structure, and significance of the global climate change agreement.

74 percent

of the United States’ 2020 greenhouse gas emissions goals could be met if Americans switched all beef in their diet with beans.

Source: Helen Harwatt, Joan Sabaté, Gidon Eshel, Sam Soret, and William Ripple, “Substituting beans for beef as a contribution toward US climate change targets,” Climatic Change 143 (2017): 261.

How Climate Change Affects You

Explore research on the causes and effects of climate change.

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    Deforestation in the Amazon

    A fifth of Brazil’s Amazon rainforest has vanished in the past fifty years. This has had an enormous impact on greenhouse gas emissions.

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    Climate Change Challenges

    Michael Levi, a former CFR senior fellow, outlines the main dilemmas that the U.S. faces when developing policies designed to curb climate change.

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