climate change
US /ˈklaɪ.mət ˌtʃeɪndʒ/
UK /ˈklaɪ.mət ˌtʃeɪndʒ/
1.
a change in global or regional climate patterns, in particular a change apparent from the mid to late 20th century onwards and attributed largely to the increased levels of atmospheric carbon dioxide produced by the use of fossil fuels.
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The scientific consensus is that human activities are the primary driver of recent climate change.
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Addressing climate change requires global cooperation and significant policy changes.