- Dr. Jennifer Graham, Research Hydrologist, U.S. Geological Survey
- Dr. Quay Dorth, Coordinator, Ecology and Oceanography of Harmful Algal Bloom Program, National Oceanic and Atmospheric Administration
This presentation is the first in a series about harmful algal blooms (HABs), a worsening environmental problem and public health threat. The presentation provides an introduction to HABs, their causes and their impacts.You will need Adobe Reader to view some of the files on this page. See EPA’s About PDF page to learn more.