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.
CO2 emission types based on total emissions and the corresponding emission intensity. Taking household emissions per capita (c) as an example, the ‘high emission–high intensity’ refers to the cities with high household emissions and high per capita household emissions. The high/low was classified by the national median value.
