The Hanauma Bay Education Program continues its free summer lecture series with four presentations in August.

The first, Aug. 7, will be given by Dave Karl, director of the Center for Microbial Oceanography Research and Education, and is titled "Our Magnificent Marine Microbes."

The other August events:

Aug. 14: "Marine Viruses — Are They Threats to You?" by Grieg Steward, an assistant professor in the University of Hawai'i oceanography department.

Aug. 21: "The Little Things Matter: Microbes and Global Climate Change" by Matt Church, a member of the graduate faculty at the UH oceanography department.

Aug. 28: "Examining the Relationship between Corals and Microbes" by Mike Rappe, an assistant researcher and member of the graduate faculty in the UH microbiology and oceanography departments.

All the lectures start at 6:30 p.m. at the Hanauma Bay theater. Parking and admission to the park are free after 5:30 p.m.

For more information, or to sign up for event announcements via e-mail, contact the Hanauma Bay Education Program at 397-5840 or hanauma@hawaii.edu.