Eco-Watch - Get on the Environmental Cutting Edge - Presented as part of the Lecture Series at Gumbo Limbo Nature Center, 1801 N. Ocean Blvd., Boca Raton. Presented by James A. Powell, PhD, Executive Director of Sea to Shore Alliance. Recommended for ages 14 and up, children under age 18 must be accompanied by an adult. 7-8:30 pm. $5 suggested donation. Reservations accepted but not required. 338-1542 or www.gumbolimbo.org.