Celebrate the Earth with the County of San Diego

earthDay2025

We hope you enjoy these activities that celebrate our beautiful planet and help you care for our natural environment. We look forward to celebrating with you via this site all year long, and in person at this year's Earth Day Fair at the County Operations Center, 5500 Overland Drive, from 11 a. m. to 1 p.m. on April 18, 2025.

#COSDEarthDay

#EarthDay2025

Sustainability is core to our County mission. We’ve made it one of the components of our new overarching County vision: a just, sustainable and resilient future for all and it’s one of the central values we dedicate ourselves to as an organization.  From big to small things, we are committed to making a difference for the environment. 

Earth Month Events


Earth Day Fair at County Operations Center

Visit our booths and learn about the ways your County makes a difference protecting and investing in our planet. 

11 a.m. – 1 p.m. on Monday, April 18
5500 Overland Drive, San Diego 92123

county earth fair grounds

Guided Hikes

Sat. April 19 – 10 a.m. - Guided hike at Sycamore Canyon

Sat. April 19 – 9 a.m. - Women in the Wild Advanced Hike at Volcan Mountain

Sun. April 20 – 10:30 a.m.-12:00 p.m. - Dos Picos Ernie Pantoja Memorial Trail

Sunday, April 27 - 10 a.m. – Dictionary Hill County Preserve. Call for more details at (619) 644-5492.

Outdoor Activities

Sat. Apr 19 – Reading with Rosy San Elijo Lagoon

Sun. April 20 – Picnic with the PQ Goats at Los Penasquitos

Sunday, Apr. 20- Native planting at San Elijo Lagoon Ecological Reserve

Volunteer at Clean-up Events

Saturday, April 26. -County Parks and Recreation has partnered with I Love a Clean San Diego to clear waste around waterways and prevent it from moving downstream. All projects will take place from 9 a.m. until 12 p.m. Advance registration is required: cleansd.org

Creek to Bay Cleanup at Lindo Lake County Park

Creek to Bay Cleanup at Old Ironsides County Park

Creek to Bay Cleanup at Otay Lakes County Park

Creek to Bay Cleanup at Rainbow County Park

Creek to Bay Cleanup at San Dieguito County Park

Celebrate Our Earth at Any Time With These Fun Activities! 


virtualhikeimage

 

 

Thinking About an Electric Car? 

electric car charging

Learn more at our EV Consumer Website.  

 

Ask a Recycling Specialist

Want to learn tips and tricks about recycling from a County of San Diego recycling specialist? Check out this video! 

How to Properly Plant a Tree

Learn the importance of replanting native trees to replenish the local tree canopy. Using a 5-gallon pot sample first, find the topmost root, then dig a shallow and wide planting hole, finally place the tree in. Don't forget to water your new plant!