For three decades, ELI’s Indoor Environments & Green Buildings Program has helped spur the adoption of policies and programs that make buildings greener and healthier places to live, learn, and work. We focus especially on improving the quality of the indoor environment.
The Importance of Indoor Environmental Quality. Most of our exposure to pollutants occurs indoors. This may not be surprising, given that people in the U.S. spend about 87% of their time inside buildings.