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

Russia eventually expects that global warming will open up a competitive sea route to Asia through the Arctic, with China being a prime market. New York Times, "Xi Jinping’s Visit to Russia Accents Ties in Face of Tensions with U.S.," 5 June 2019 That's the potential future of Earth, a new study suggests, noting that global warming could be twice as warm as current climate models predict. Doyle Rice, USA TODAY, "Global warming could be far worse than predicted, new study suggests," 6 July 2018 In the short term, therefore, global warming really does look a serious threat to the reef. The Economist, "Australia’s coral barrier reef keeps dying and coming back," 31 May 2018 Now a group of climatologists says global warming will increase California's risk to repeat performances of the devastating flood of 1862. Dale Kasler, sacbee, "Buckle up, California. Some serious 'precipitation whiplash' predicted for the state | The Sacramento Bee," 23 Apr. 2018 Canada working to reduce carbon emissions under Paris deal Alberta closing coal plants while boosting oil-sands output One of most aggressive campaigns to fight global warming is happening in a Canadian province. Jim Efstathiou Jr, Bloomberg.com, "One of World's Dirtiest Oil Sources Wants to Go Green," 26 Mar. 2018 Think of the ocean temperatures near Greenland like an escalator that’s rising slowly from global warming, Khazendar said. Seth Borenstein, The Seattle Times, "Big U-turn: Key melting Greenland glacier is growing again," 27 Mar. 2019 Plus, notes Downs, chemicals leeching into the water may compound the damage already occurring from global warming. Sara Gaynes Levy, Vogue, "This Western Pacific Island Just Became the First Country in the World to Ban “Reef-Toxic” Sunscreen," 6 Nov. 2018 But any precipitation changes from global warming will hurt drier areas more than wetter ones, both Cook and Nielsen-Gammon said. Austin Horn, San Antonio Express-News, "Prediction of rising temperatures for San Antonio raises possibility of alternating droughts, heavy rain," 20 June 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

12 Jun 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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