The 18th annual Friends of Acadia Earth Day Roadside Cleanup will take place on Saturday, April 29, from 8:30 a.m. to 11:30 a.m. Hundreds of volunteers participate each year to remove litter from the roadsides of Mount Desert Island and Trenton to help protect our shared lands and waters. Training, gloves, vests, trash bags, snacks, and a fun giveaway will be provided to all volunteers.