Celebrate Earth Day by joining WSU Extension Clark County Master Gardeners for a day of community service from 10 a.m. to noon April 22 at the Natural Demonstration Garden at Pacific Park, 1515 N.E. 164th Ave., Vancouver. Volunteers will see recent design updates and then work on tasks including weeding and laying down pavers. Volunteers should dress for the weather. Register at eventbrite.com/e/earth-day-service-event-tickets-859554820607. Enter the park from Northeast 172nd Street. For more details, email erika.d.johnson@wsu.edu or call 564-397-5738.