This survey shows the concerns of U.S. Americans about the environmental threat of global warming from 1989 to 2021. As of March 2021, 43 percent of the respondents were worried "a great deal" about global warming.
Public concern about global warming in the United States from 1989 to 2021
Characteristic
Great deal
Fair amount
Only a little
Not at all
2021
43%
22%
18%
17%
2020
46%
19%
15%
19%
2019
44%
21%
15%
20%
2018
43%
20%
18%
18%
2017
45%
21%
18%
16%
2016
37%
27%
17%
19%
2015
32%
23%
21%
24%
2014
34%
22%
19%
24%
2013
33%
25%
20%
23%
2012
30%
25%
22%
23%
2011
25%
26%
20%
28%
2010
28%
24%
19%
29%
2009*
35%
25%
20%
19%
10%20%30%40%50%
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During the survey, this question was posed as follows: "I'm going to read you a list of environmental problems. As I read each one, please tell me if you personally worry about this problem a great deal, a fair amount, only a little, or not at all. First, how much do you personally worry about global warming?"
*Asked of a half sample.
Missing percentage points to 100 percent are from respondents who stated they had no opinion.
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Gallup. (April 1, 2021). Public concern about global warming in the United States from 1989 to 2021 [Graph]. In Statista. Retrieved May 28, 2025, from https://www.statista.com/statistics/223420/public-concern-about-global-warming-in-the-us/
Gallup. "Public concern about global warming in the United States from 1989 to 2021." Chart. April 1, 2021. Statista. Accessed May 28, 2025. https://www.statista.com/statistics/223420/public-concern-about-global-warming-in-the-us/
Gallup. (2021). Public concern about global warming in the United States from 1989 to 2021. Statista. Statista Inc.. Accessed: May 28, 2025. https://www.statista.com/statistics/223420/public-concern-about-global-warming-in-the-us/
Gallup. "Public Concern about Global Warming in The United States from 1989 to 2021." Statista, Statista Inc., 1 Apr 2021, https://www.statista.com/statistics/223420/public-concern-about-global-warming-in-the-us/
Gallup, Public concern about global warming in the United States from 1989 to 2021 Statista, https://www.statista.com/statistics/223420/public-concern-about-global-warming-in-the-us/ (last visited May 28, 2025)
Public concern about global warming in the United States from 1989 to 2021 [Graph], Gallup, April 1, 2021. [Online]. Available: https://www.statista.com/statistics/223420/public-concern-about-global-warming-in-the-us/
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