The N.C. Estuarium will offer a program about an alternative use for oyster shells.

Sabrina Varnam, coordinator of the N.C. Oyster Shell Recycling Program, will discuss the recycling program from 1 p.m. to 2 p.m. Tuesday. There is a $2 program fee per person. Call the Estuarium at 252-948-0000 for more information or to make reservations for presentation.

The Estuarium is located at 223 E. Water St., Washington.