climate crisis
US /ˈklaɪ.mət ˌkraɪ.sɪs/
UK /ˈklaɪ.mət ˌkraɪ.sɪs/
1.
a severe problem caused by climate change, especially the harmful effects on the environment
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Addressing the climate crisis requires global cooperation.
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Scientists warn of the urgent need to act on the climate crisis.