Sustainable Claremont’s annual Earth Day celebration runs from 8:30 a.m. to 1 p.m. Sunday, April 21 at Shelton Park, at the corner of Bonita and Harvard avenues. This year’s event includes booths from local sustainability organizations as well as native plant and tree giveaways. Ten dollar urban foraging walking tours and composting workshops will also be held for those who register at eventbrite.com, search “Sustainable Claremont.”

More information is at sustainableclaremont.org.