Extreme heat is among the deadliest of weather-related hazards,exerting far-reaching impacts on the natural environment and human society globally.Its risk has been rising worldwide over the past decades,particularly ...Extreme heat is among the deadliest of weather-related hazards,exerting far-reaching impacts on the natural environment and human society globally.Its risk has been rising worldwide over the past decades,particularly in densely populated urban settlements in which more than half the world’s population live.1,2 This rise is primarily attributed to anthropogenic greenhouse gas(GHG)emissions,of which the dominant share is contributed by the Global North.1 The Global North comprises economically developed countries with higher levels of industrialization,technology,infrastructures,energy consumption,and GHG emissions(e.g.,North America and West Europe)whose cities are major emission hotspots.1 Besides,emission transfers via international trade from the Global South,encompassing countries with lower economic development and energy consumption,higher poverty,and more vulnerable infrastructures(e.g.,India and Brazil)compared with the Global North,contribute a nonnegligible share of GHGs.展开更多
基金National Natural Science Foundation of China(grant no.41871029)Innovation Project of LREIS(grant no.KPI002)The authors are thankful to Nicholas Grubic at the University of Toronto for editing the manuscript.
文摘Extreme heat is among the deadliest of weather-related hazards,exerting far-reaching impacts on the natural environment and human society globally.Its risk has been rising worldwide over the past decades,particularly in densely populated urban settlements in which more than half the world’s population live.1,2 This rise is primarily attributed to anthropogenic greenhouse gas(GHG)emissions,of which the dominant share is contributed by the Global North.1 The Global North comprises economically developed countries with higher levels of industrialization,technology,infrastructures,energy consumption,and GHG emissions(e.g.,North America and West Europe)whose cities are major emission hotspots.1 Besides,emission transfers via international trade from the Global South,encompassing countries with lower economic development and energy consumption,higher poverty,and more vulnerable infrastructures(e.g.,India and Brazil)compared with the Global North,contribute a nonnegligible share of GHGs.
