公共科学图书馆医学杂志最近一项研究预测，2080年美国与炎热相关的死亡将增长五倍多；贫困国家所面临的前景将更加糟糕。
A recent study in the journal PLOS Medicine projects a fivefold increase in heat-related deaths in the US by 2080; the outlook for poorer countries is even worse.