Old Lyme — The Conservation Commission is organizing “Old Lyme’s Second Community Earth Day” from 2 p.m. to 4 p.m. on Sunday, April 28, at the First Congregational Church.

The event will feature animals, interactive activities and information on various topics, including composting and fish ladders. Participants include the Bushy Hill Nature Center, the Connecticut Beekeepers Association, the Boy Scouts, the Lyme – Old Lyme High School Environment Club, Linda Krulikowski, Sheila Wertheimer Associates, Duck River Garden Club, Jim Tripp, Zelek Electric, Old Lyme Conservation Commission, Old Lyme Land Trust, First Congregational Church’s Environmental Committee, Rogers Lake Authority, Rogers Lake West Shores Association Committee for the Health of Rogers Lake, GMO Free CT, the University of Connecticut’s Master Composter Program and third graders from the Center School.

A trail walk to the Native American cave dwelling in town will begin at 3 p.m. The event is limited to the first 20 that sign up at the Conservation Commission’s table.

For more information, contact Lauralynn Lewis at (860) 434-3839.