Speaker: Dan Duran, associate professor in the Department of Biodiversity, Earth, and Environmental Science at Drexel University

All life on earth depends on insects, for more reasons than most people realize. Explore some of the immeasurably important ways that insects keep ecosystems functioning. Learn how we can conserve our much-needed insect diversity through the landscapes we plant. Light fare after the program. Free tours of the arboretum at noon and 12:30.

Saturday, April 22

10–11 am300 N. Latch's Lane, Merion, PA 19066$10; members  $8