(名詞/不可數) 氣候末日論 － 認為現在氣候變遷是不可逆的，因此無論做什麼努力來阻止其進一步惡化都徒勞無功的看法。
[Alaina Wood] is also part of a growing cadre of people, many of them young, who are fighting climate doomism, the notion that it's too late to turn things around. They believe that focusing solely on terrible climate news can sow dread and paralysis, foster inaction, and become a self-fulfilling prophecy. In the summer of 2021, Ms. Wood … began creating TikTok videos debunking extreme examples of climate doomism — among them that all of humanity will perish within decades.
[nytimes.com, 22 March 2022]