How does air pollution affect health?

In our new video series, “Take 2,” faculty and researchers from Harvard T.H. Chan School of Public Health provide the lowdown on a compelling, engaging question in global health–think of it as Public Health 101. In this video, Douglas Dockery, chair of the Department of Environmental Health, talks about how air pollution can reduce people’s … Read more

Types of Pollutants that affect Water Quality

Almost anyone or anything is a potential source of pollutants. So water quality experts group sources into two main categories of pollutants point sources and non-point sources. Homes, industries, wildlife, recreation, and transportation all depend on clean sources of water. Everyone uses it, needs it, and many of us take it for granted. These videos … Read more