Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Global proportion of households with air conditioning (red line), prevented fraction of heatwave-related mortality because of air conditioning (blue line), and CO2 emissions from air conditioning (green line), from 2000 to 2018. CO2=carbon dioxide. GtCO2=gigatonnes of carbon dioxide.
