The Greenhouse Effect

The world is getting warmer. What role do greenhouse gas emissions play, and why is this cause for concern?

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.


The Paris Agreement

What actions are countries taking to address the global threat of climate change?

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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