Environmental Engineering

Home of the U.S. Air Quality Index (AQI), this website provides information on AQI and health, fire and smoke maps, and maps and data by location.

Information on air quality and human health from the Centers for Disease Control.

Authoritative reports; technical papers; statistics and data from the world's preeminent climate change research organization.

This map, created by ProPublica, "highlights areas where the additional cancer risk is greater than 1 in 100,000 — 10 times lower than the EPA’s threshold, but still high enough to be of concern, experts say."

"CSL studies the processes that influence air quality on local, regional, and global scales to support informed air quality decision-making at local, state, national, and international levels."

Offers information on ensuring air quality in building structures

Provides a comprehensive accounting of total greenhouse gas emissions for all man-made sources in the United States.

The Clean Air Act requires the EPA to solve multiple air pollution problems through programs based on the latest science and technology

A brief video on the causes of killer smogs in the world's second-largest city (5:40 min).

This interactive map provides real-time air quality measurements for specific locations around the world.