Environmentalism Events in Boulder

Check out happening environmentalism events all around Boulder, CO

Free Workshop: Build a Planter Box for Earth Day

 Sat, 25 Apr at 10:00 am Resource Central: Materials Reuse (Resource Central's nonprofit home improvement store)

22nd Annual Boulder Garden Tour

 Sat, 27 Jun at 09:00 am Foothill Elementary School USD 0 to 32

Community Plant Sale-Weekend 1

 Sat, 02 May at 08:00 am 1630 Hawthorn Ave, Boulder, CO, United States, Colorado 80304

T. A. Barron -- "Naming Nature"

 Thu, 21 May at 06:30 pm Boulder Bookstore USD 0 to 6

LUNA Kick off training

 Sun, 31 May at 08:00 am 6950 Gross Dam Rd Free

Trident Poetry Series: Poetry of Place and Ecology

 Tue, 28 Apr at 06:30 pm Trident Booksellers and Cafe Free

Class: Offroading Basics & Vehicle Familiarity

 Sat, 02 May at 09:00 am Evert Pierson Kids Fishing Pond

Neptune x Salomon Trash Dash

 Thu, 23 Apr at 05:30 pm Neptune Mountaineering Free

SWEEP 25th Anniversary Celebration

 Thu, 04 Jun at 06:00 pm Boulder Museum of Contemporary Art USD 29 to 26,679

Musical Hike at Chautauqua Park Boulder, CO!!!

Mon, 27 Apr at 05:00 pm Chautauqua Dining Hall

Challenges & Trade-offs in Achieving 100% Clean Electricity

 Tue, 28 Apr at 07:00 pm Unitarian Universalist Church of Boulder Free

Earth Day 5K Virtual Race 2026

 Sun, 19 Apr at 01:00 pm Boulder USD 15 to 42

Boulder Farm Stand

 Wed, 27 May at 03:30 pm 1630 Hawthorn Ave, Boulder, CO, United States, Colorado 80304

RMGB Spring Hike

 Sat, 25 Apr at 09:00 am Walker Ranch Meyers Homestead Trailhead Free

Cafecito de Abril / April's Cafecito

 Thu, 23 Apr at 09:00 am 1901 63rd St, Boulder, CO 80301-2953, United States

Colorado Regional Ranger Training

 Sat, 02 May at 10:00 am 1720 14th St, Boulder, CO 80302-6353, United States

Western Disposal Facilities Tour

 Thu, 09 Apr Western Disposal Services Free

Pulling for Louisville-Davidson Mesa

 Sat, 11 Jul at 08:00 am Davidson Mesa Trailhead Free

Unhinged and Feral 1M 5K 10K 13.1 26.2 - Now Only $18!

 Sat, 03 Oct at 01:00 pm Boulder USD 0 to 42

Noxious W**d ID Booth

 Fri, 24 Jul at 10:00 am Davidson Mesa Trailhead Free