Celebrate Earth Day 2025: Southern California Highlights Celebrate Earth Day 2025 in Southern California with eco-fun for all ages! From San Diego to Santa Barbara, explore festivals, hikes, garden tours, and hands-on activities that honor the planet and bring the community together.

SoCal is going green for #EarthDay2025! 🌎🌿 Celebrate with fun, eco-friendly events from San Diego to Santa Barbara—live music, garden tours, hikes & more! Make plans to honor the planet in style. #SustainableSoCal #EarthDayEvents #EarthDay2025