Define acid rain

Recent Examples on the Web Much like acid rain, the hole in the ozone layer caused governments to take action. — Doug Johnson, Ars Technica, 22 July 2022 The Malthusian trap, the ozone hole, acid rain. — Gideon Lichfield, Wired, 9 Aug. 2022 Access to clean drinking water was under threat from the plant's sulfur dioxide emissions and associated acid rain, and there would have been a clear impact on the regional climate. — Eoin Mcsweeney, CNN, 9 Dec. 2020 It was called acid rain. — TheWeek, 6 Aug. 2020 If not treated, the exhaust gases can also contribute to the same acid rain that plagued communist Germany thanks to lignite’s high sulfur content and sundry other impurities including toxic heavy metals. — Bychristiaan Hetzner, Fortune, 16 Jan. 2023 Acidification from carbon dioxide overload in the atmosphere is different than acid rain caused by sulfur dioxide and nitrogen oxides from fossil fuel burning for electric power generation or manufacturing. — John Flesher, BostonGlobe.com, 19 Dec. 2022 Flash acid rain, right after warmups—figures. — Dennard Dayle, The New Yorker, 15 Dec. 2022 What happened to acid rain? — Laura Doan, CBS News, 22 Apr. 2022 See More These examples are programmatically compiled from various online sources to illustrate current usage of the word 'acid rain.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors.