Events

From the creator of The California Field Atlas, Obi Kaufmann’s latest work, The State of Fire, explores one of California’s most urgent ecological and social challenges: living with fire. He reveals how fire is essential to a healthy, biodiverse Cali

The East Bay Green Home Tour is a chance to see what your East Bay neighbors are doing with their homes to combat climate change, improve air quality, generate clean energy, conserve water, and move towards a safer, healthier, greener future. This is

Do you need a family-friendly activity the day after school ends? Join us at the Green Footprint Festival Thursday, June 5th at Small World Park. Enjoy shows, local vendors, a petting zoo, facepainting and many sustainability activities! Food and wat

The Summer Bike Challenge will get you outside and on the move. Throughout summer, you’ll bike to points of interest featured on your city’s gameboard and share your pictures in our online Photo Gallery. Weekly Bonus Prize drawings and an iPad Grand

Naturalist Michael Marchiano grew up in Concord and hiked Mount Diablo and the surrounding area for over 60 years.  He will share his extensive knowledge of the local flora and wildlife, this time about mammals, along with humorous ancedotes.

$10 for

Are you a budding gardener eager to multiply your favorite plants and expand your green oasis? Join us for an enlightening lecture on successful plant propagation designed especially for beginners. In this engaging presentation, we will unlock the se

May 15^th is Bike to Work / Wherever Day. Dust off your bike, fill the tires, grab a helmet, and hit the road on two wheels. Join thousands of cyclists around the Bay Area on May 15^th by using a bike to get to work or wherever you need to go.

Bike to

Our third annual Earth Day Festival, now at St. Timothy's Episcopal, brings together the local interfaith community along with partners of civic, school, and community organizations with a common purpose: channel our collective energies to more respo

See Your Neighbors’ Native Plant Gardens and Electrified Homes!

Join the free Bringing Back the Natives Garden Tour and Green Home Features Showcase in-person Tour from 10 am-5 pm on May 3 & 4 where more than 50 homeowners in Alameda and Contra Costa

Interested in EVs or hybrids? Wondering how you can move from gas to electric in your home? If you would like information with no sales pitch, this is the place to come. A number of EV and hybrid owners will be there with their vehicle to talk about

An informative lecture on the innovative gardening techniques known as Square Foot Gardening. We will explore the principles and practices of this space-efficient and highly productive gardening method, perfect for both novice and experienced gardene

Explore El Cerrito’s Hillside Natural Area

Activities for young and young-at-heart. All Events are Free!

Activities both days. Nature walks, history walks, scavenger hunt, lichen hike and much more!

See the full schedule of events and download a flye

Celebrate Earth Day at PHIG on April 27th! Enjoy an afternoon in the Garden with fun activities for kids and adults.

• Hear from local experts on topics such as composting, soil - water quality and conservation, climate change, wildlife habitat, garde

Sustainable Lafayette will be hosting a free Earth Day Festival to celebrate our beautiful town and local environment. Lafayette Earth Day will be April 27, 11am-2pm, at the Plaza Downtown (3530 Plaza Way). Earth Day 2025 will include family-friendly

Join the City of El Cerrito, City of Berkeley, BART, ECRA Walk and Roll, and Bike East Bay for the first GO GREEN! Mobility Fair at the El Cerrito Plaza BART. There will be games, music, food and much more!

Learn about how our region is transforming

Join Mt. Diablo Resource Recovery for a fun-filled Earth Day Celebration. We will come together as a community to honor our planet and learn how to live greener. This FREE, family-friendly event is packed with exciting activities, live demonstrations

Celebrating John Muir’s 187th birthday, the 55th Anniversary of Earth Day and the National Park Service Centennial, plus the 70th Anniversary of the John Muir Association

Live music, historic re-enactments, dozens of exhibitors.

Admission and parking

In honor of Earth Day, join Mindful Littles for nature-themed carnival activities at the Orinda Day of Action. 

• Play nature-themed carnival games
• Make nature-themed arts and crafts
• Engage in hands-on environment care projects
• Help create a Gratitude

The Ruth Bancroft Garden, Contra Costa Water District, and East Bay Municipal Utility District have partnered to offer a self-guided tour of 17 home gardens in Walnut Creek and Concord! The tour will showcase the beauty and diversity of waterwise gar