Renowned oceanographer and National Geographic Society Explorer-in-Residence Sylvia Earle will give a lecture, “Exploring the Ocean in the 21st Century,” 4:30–5:30 p.m. Monday, April 30 in the Collins Center for the Arts. Tickets will be available in March and a second announcement will be posted when they become available. Tickets are free, but will require read more Renowned ocean explorer Sylvia Earle to lecture at UMaine in April