Earth Day is April 22

Earth Day 2024

As April unfolds and the promise of spring fills the air, the City of Boulder prepares to commemorate Earth Day—an occasion that holds profound significance for our community.

This year, as we reflect on the interconnectedness of all living beings and the delicate balance of our planet's ecosystems, we invite you to join us in honoring our home. From educational workshops to outdoor adventures, our community’s Earth Day celebrations offer many opportunities for individuals of all ages to connect with nature, learn about environmental conservation, and take meaningful steps toward a greener, more sustainable future.

A person walking on a trail with plantings and art sculptures
Holly Lepere, Lepere Studio

Here is a round-up of local events and ways to take action:

Common Ground Film Screening

Date: Sunday, April 21, 2024
Time: Doors Open at 4:30 pm
Location: Etown Hall, 1535 Spruce St, Boulder, CO 80302

Join us for a free screening of the new film "Common Ground," which explores the intersection of agriculture, sustainability and community resilience. The event will take place on Sunday, April 21. Doors open at 4:30 p.m., with the screening commencing at 5 p.m. Attendees will have the unique opportunity to hear from local regenerative farmers, delving into the transformative potential of regenerative agricultural practices in combating climate change. Thank you to our partners on this event - the City of Boulder Climate Initiatives Department, St. Ambrose and eTown!

Free and open to the public. Registration required.

Climate Initiatives Community Conversations: Nature-Based Climate Solutions

Date: Wednesday, April 24
Time: 5:30 to 7:30 p.m.
Location: Growing Gardens, 1630 Hawthorn Ave, Boulder, CO 80304

The City of Boulder’s climate team will host a community conversation at Growing Gardens to discuss nature-based climate solutions. Attendees will have the opportunity to learn about the principles behind nature-based climate solutions including actions aimed at supporting our ecosystems and communities. These include the importance of fostering biodiversity, enhancing soil health, growing our urban canopy, and connecting as a community. This event will provide valuable insights into the city's climate work and its impact, with presentations by city staff followed by opportunities for public participation, feedback, and Q&A. This is a wonderful chance for dialogue and community-building.

Light refreshments will be provided. Registration encouraged.

Open space with the Flatirons in the background

Every Day is Earth Day: A Biodiversity Hike

Date: Sunday, April 21, 2024
Time: 3 p.m.
Location: South Boulder Creek West
From vast prairies to rugged peaks and everything in between, Boulder is home to an amazing array of life. Celebrate Earth Day with a diverse and multicultural community, along with naturalists from Open Space and Mountain Parks.

Register to attend

Earth Day Storytime

Date: Thursday, April 18, 2024
Time: 10:15 to 10:45 a.m.
Location: Meadows Branch Library, 4800 Baseline Rd.

The Meadows Branch library is offering an in-person Earth Day Storytime with books, songs and crafts that teaches children the importance of treating the earth with kindness.

Resource Central Waterwise Yard Seminars: Earth Day—Feed the Pollinators, Feed the Earth

Date: Wednesday, April 18, 2024
Time: 6:30 to 8 p.m.
Location: Virtual

Learn about what pollinators need to thrive and how you can provide that in your space, just in time for Earth Day!

Register to attend.

Earth Week Tree Plantings

Date: Saturday, April 20 & April 27, 2024
Time: 9 a.m. to 2 p.m.
Location: Metacarbon Farm, 4640 Hygiene Rd, Longmont, CO 80503

Take action for Earth Week and join Drylands Agroecology Research for their annual community tree plantings! Local food and beverages will be provided all day, with live music at 1 p.m!

Register to attend.

Tree Seedling Giveaway!

Date: Saturday, April 27, 2024
Time: 8 a.m. to 12 p.m. (supplies are limited and will be distributed on a first come, first "treed" basis)
Location: McGuckin's, West Entrance, 2525 Arapahoe Ave, Boulder, CO

The PLAY Boulder Foundation, Cool Boulder and the city’s forestry team will host their annual tree seedling giveaway event at McGuckin's. This is a fantastic opportunity for community members to get FREE trees and contribute to our collective efforts of growing the urban canopy!

Earth Day Kits

Would you like to do some Earth Day cleanup in your community? Cool Boulder would be happy to provide your group with gloves and bags!
Reach out to the team at to coordinate.

Looking for something you can do yourself?

Join in a community effort to implement nature-based climate solutions. Cool Boulder is mobilizing and supporting our community to regenerate our soils, trees and habitats for a resilient climate future.

Sign up to join an action team or become a community resource specialist.

Pollinator Advocate Training

The Pollinator Advocate Program is a unique shared educational experience with broad ecological, historical, and social perspectives that recognizes and celebrates the inseparable connection between ecosystems and people. You begin your journey to become a Pollinator Advocate (PA) by participating in this FREE immersive training program that is designed to enhance your knowledge about how to build safe and healthy spaces where pollinators can thrive. After becoming certified as a Pollinator Advocate, you will be seen as a leader and trusted ambassador for pollinators across all of our communities.

The course can hold 20 people, visit the Cool Boulder website to apply and learn more!

If these events aren’t the right fit for you, access the city’s guide to climate action. There, you’ll find ideas on how to live a more sustainable life and create positive change for our climate.

Happy Earth Day!