The question was phrased by the source as follows: "Do you think that global warming is happening?".
* Number of survey respondents for previous years:
• December 2024: Fielded December 11 – 22 (N=1,013)
• April 2024: Fielded April 25 – May 4 (N= 1,031)• March 2021: Fielded March 18 – 29 (N = 1,037) • April 2020: Fielded April 7 – 17 (N = 1,029) • November 2019: Fielded November 8 – November 20 (N = 1,303) • December 2018: Fielded November 28 – December 11 (N = 1,114) • March 2018: Fielded March 7 – 24 (N = 1,278) • October 2017: Fielded October 20 – November 1 (N = 1,304) • November 2016: Fielded November 18 – December 1 (N = 1,226) • October 2015: Fielded September 30 – October 19 (N = 1,330) • October 2014: Fielded October 17 – 28 (N = 1,275) • November 2013: Fielded November 23 – December 9 (N = 830) • September 2012: Fielded August 31 – September 12 (N = 1,061) • November 2011: Fielded October 20 – November 16 (N = 1,000) • June 2010: Fielded May 14 – June 1 (N = 1,024) • November 2008: Fielded October 7 – November 12 (N = 2,164).
Citation formats
Public opinion on the occurrence of global warming in the United States 2008-2025
According to a May 2025 survey on climate change conducted in the United States, some ** percent of the respondents claimed they believed that global warming was happening. A much smaller share, **Â percent, believed global warming was not happening.
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Center For Climate Change Communication, & Yale Program on Climate Change Communication. (July 7, 2025). Share of adults who believe global warming is happening in the United States from 2008 to 2025 [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 28, 2026, from /statistics/663247/belief-of-global-warming-according-to-us-adults/
Center For Climate Change Communication, und Yale Program on Climate Change Communication. "Share of adults who believe global warming is happening in the United States from 2008 to 2025." Chart. July 7, 2025. ÌÇÐÄÆƽâ°æ. Accessed July 28, 2026. /statistics/663247/belief-of-global-warming-according-to-us-adults/
Center For Climate Change Communication, Yale Program on Climate Change Communication. (2025). Share of adults who believe global warming is happening in the United States from 2008 to 2025. ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 28, 2026. /statistics/663247/belief-of-global-warming-according-to-us-adults/
Center For Climate Change Communication, and Yale Program on Climate Change Communication. "Share of Adults Who Believe Global Warming Is Happening in The United States from 2008 to 2025." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 7 Jul 2025, /statistics/663247/belief-of-global-warming-according-to-us-adults/
Center For Climate Change Communication & Yale Program on Climate Change Communication, Share of adults who believe global warming is happening in the United States from 2008 to 2025 ÌÇÐÄÆƽâ°æ, /statistics/663247/belief-of-global-warming-according-to-us-adults/ (last visited July 28, 2026)
Share of adults who believe global warming is happening in the United States from 2008 to 2025 [Graph], Center For Climate Change Communication, & Yale Program on Climate Change Communication, July 7, 2025. [Online]. Available: /statistics/663247/belief-of-global-warming-according-to-us-adults/
