global warming

noun

Definition of global warming

: an increase in the earth's atmospheric and oceanic temperatures widely predicted to occur due to an increase in the greenhouse effect resulting especially from pollution

Examples of global warming in a Sentence

World leaders will address the problem of global warming.

Recent Examples on the Web

In Harris County, about 59 percent of residents were estimated to think fossil fuel companies are responsible for climate change and the same proportion were estimated to think fossil fuel companies should pay for global warming damages. Marissa Luck, Houston Chronicle, "Poll: Many Texans thinks fossil fuel companies should pay for climate change," 20 June 2019 While any single weather event can't be exclusively linked to climate change, unusual, extreme heat like what's hitting the western U.S. and also India on the other side of the world likely have a global warming influence, scientists say. Doyle Rice, USA TODAY, "120 degrees in the shade?! Record-breaking, 'dangerous' heat wave bakes western U.S.," 10 June 2019 This isn't a coincidence: As man-made global warming worsens, the destruction left by major weather events will worsen alongside it. Cady Drell, Marie Claire, "How to Help Hurricane Michael Survivors and Victims," 15 Oct. 2018 Timothy Hall, senior scientist at the NASA Goddard Institute for Space Studies, said top wind speeds of up to 230 mph could occur by the end of the century, if current global warming trends continue. David Fleshler, latimes.com, "The world has never seen a Category 6 hurricane. But the day may be coming," 7 July 2018 In a political environment where even her fellow Democrats often stay vague on climate change, Ocasio-Cortez has been specific and blunt in talking about the global warming crisis. Emily Atkin, The New Republic, "Can Alexandria Ocasio-Cortez Save The Planet?," 3 July 2018 The Mid-Miocene Climate Optimum (MMCO) was an ancient global warming episode when CO2 levels surged from less than 400ppm to around 500ppm. Howard Lee, Ars Technica, "What happened last time it was as warm as it’s going to get later this century?," 18 June 2018 This may be because Rhodes doesn’t see renewable energy as the best answer to the global warming crisis. David R. Baker, San Francisco Chronicle, "‘Energy: A Human History,’ by Richard Rhodes," 7 June 2018 Another shortcoming is that insurers, who tend to offer policies on short time horizons, are only likely to be interested in providing coverage against ocean risks in milder global warming scenarios. Emma Farge, The Christian Science Monitor, "Natural ocean barriers could soon be covered by insurance," 15 May 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'global warming.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of global warming

1952, in the meaning defined above

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Statistics for global warming

Last Updated

10 Jul 2019

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Time Traveler for global warming

The first known use of global warming was in 1952

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More Definitions for global warming

global warming

noun

English Language Learners Definition of global warming

: the recent increase in the world's temperature that is believed to be caused by the increase of certain gases (such as carbon dioxide) in the atmosphere

global warming

noun

Kids Definition of global warming

: a warming of the earth's atmosphere and oceans that is thought to be a result of air pollution

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More from Merriam-Webster on global warming

Spanish Central: Translation of global warming

Nglish: Translation of global warming for Spanish Speakers

Britannica.com: Encyclopedia article about global warming

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