- 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 may need a PDF reader to view some of the files on this page. See EPA’s About PDF page to learn more.