Who We Are & What We Do

CC4CA is a coalition of 27 local governments working to strengthen state and federal climate policy.



Our Coalition

Colorado Communities for Climate Action is a coalition of local governments across the state that advocates for stronger state and federal climate policy. CC4CA is governed by a steering committee of representatives from member communities. Unanimous consent among members is required to set the coalition’s policy priorities.


Member Communities

  • Aspen
  • Avon
  • Basalt
  • Boulder
  • Boulder County
  • Breckenridge
  • Carbondale
  • Clear Creek County
  • Crested Butte
  • Dillon
  • Eagle County
  • Fort Collins
  • Frisco
  • Golden
  • Lafayette
  • Longmont
  • Louisville
  • Mountain Village
  • Nederland
  • Northglenn
  • Pitkin County
  • Ridgway
  • San Miguel County
  • Summit County
  • Telluride
  • Vail
  • Westminster

CC4CA’s jurisdictions represent more than one-eighth of the state’s population.


CC4CA in the News

Colorado Times Recorder (June 14, 2019): “Colorado Leaders Welcome New Climate Action Campaign

Summit Daily (May 8, 2019): “Dillon adopts climate action plan, joins Colorado Communities for Climate Action

Clean Cooperative (May 1, 2019): “Colorado communities and state Energy Office urge Public Utilities Commission oversight of Tri-State

Vail Daily (April 24, 2019): “We need stronger state policies to combat climate change” (letter to the editor by Eagle County Commissioners Jeanne McQueeney, Kathy Chandler-Henry & Matt Scherr; Avon Mayor Sarah Smith Hymes on behalf of the Avon Town Council; and Vail Mayor Dave Chapin on behalf of Vail Town Council)

Golden Transcript (April 24, 2019): “Let’s be sustainable” (letter to the editor by Golden City Councilor Jim Dale)

Utility Dive (April 12, 2019): “Colorado passes bill to avoid urban-rural divide on EV chargers

Mountain Ear (April 4, 2019): “Legislative leadership on climate change” (guest editorial by Nederland Trustee Julie Gustafson [not available online]

Delta County Independent (April 3, 2019): “Legislation will help address climate realities” (guest editorial by Paonia Mayor Pro Tem Chelsea Bookout)

Northglenn Thornton Sentinel (April 3, 2019): “Climate change demands real answers” (letter to the editor by Westminster City Councilor Sheela Mahnke and Northglenn City Councilor Jenny Willford)

Westminster Window (April 3, 2019): “Climate change demands real answers” (letter to the editor by Westminster City Councilor Sheela Mahnke and Northglenn City Councilor Jenny Willford)

Boulder Daily Camera (April 2, 2019): “Local elected officials: Get climate-related bills over the finish line in Colorado” (guest editorial by Nederland Trustee Julie Gustafson, Lafayette Mayor Pro Tem Jamie Harkins, Boulder County Commissioners Chair Elise Jones, Boulder mayor Suzanne Jones, and Louisville City Councilor Ashley Stolzmann)

Telluride Daily Planet (April 2, 2019): “The reality of climate change” (guest editorial by Mountain Village Councilor Patrick Berry, San Miguel County Commissioner Kris Holstrom, and Telluride Town Councilor Todd Brown)

Colorado Politics (April 1, 2019): “OPINION | Kudos and encouragement for the state in addressing climate change” (guest editorial by Anita Seitz, Westminster Mayor Pro Tem and Greg Clifton, Vail Town Manager)

Summit Daily News (April 1, 2019): “Summit Daily letters: A call for climate action in Colorado” (letter to the editor by Breckenridge Mayor Eric Mamula, Frisco Mayor Gary Wilkinson, and Summit County Commissioner Karn Stiegelmeier)

Aspen Daily News (March 27, 2019): “Encouraging action in legislative session” (guest editorial by Steven Skadron, Mayor of Aspen and Greg Poschman, Chair of the Pitkin County Board of Commissioners)

The Denver Channel (March 4, 2019): “State lawmakers pushing legislation to make electric vehicle dream come true

Clean Cooperative (February 15, 2019):  “Colorado Public Utilities Commission asserts jurisdiction over Tri-State

Longmont Times-Call (February 13, 2019): “Longmont joins statewide climate action coalition

Watchdog (February 7, 2019): “Auto dealers sue Colorado agencies over new fuel efficiency rules”

The Colorado Sun (January 29, 2019): “Auto dealers sue state to prevent Colorado’s adoption of California’s low-emission vehicle standard”

Denver Business Journal (January 18, 2019): “Polis issues executive order to speed spread of electric vehicles in Colorado”

Denver Post (January 17, 2019): “Gov. Jared Polis pushes Colorado toward zero-emission vehicles with first executive order”

Littleton Independent, Golden Transcript, Lakewood Sentinel, Arvada Press, etc. (11/26/18): “Colorado finalizes tougher emission standards”

Daily Camera (November 25, 2018): “Longmont might join climate action coalition”

Denverite (November 19, 2018): “New rules will keep Colorado’s vehicle pollution standards high as federal rules get lighter”

Denver Business Journal (November 16, 2018): “Colorado commission approves new rules on low-emission vehicles that could increase new-vehicle cost”

Colorado Public Radio (November 16, 2018): “Colorado Adopts California’s Stricter Emissions Standards, Bucking Trump Administration”

Colorado Politics (November 16, 2018): “Colorado adopts California auto emissions standards”

Colorado Sun (November 15, 2018, UPDATED November 16, 2018): “Colorado votes 8-0 to join California’s low-emission vehicle standard”

Colorado Sun (October 26, 2018): “Here’s why more electric vehicles, including a future Subaru, may become available in Colorado — or not”

Colorado Politics guest opinion (August 20, 2018): “There’s plenty of community-based support for cleaner air in Colorado

Denver Post (August 17, 2018): “Colorado aims to cut greenhouse gas emissions with fuel efficiency push after federal standards freeze”

Summit Daily News column (August 17, 2018): “Olympian and county commissioner: Let’s protect Summit’s outdoor recreation economy”

Aspen Times column (August 17, 2018): “Enviro-Courage” [not available online]

Denver Business Journal (August 16, 2018): “Ski, auto industries join lengthy debate at Colorado hearing on zero-emission vehicles”

Crested Butte News guest opinion (August 16, 2018): “Crested Butte Council Taking Climate Changes Issues Seriously” [not available online]

Aspen Times guest opinion (August 14, 2018): “Clapper and Skadron: Colorado clean-car standards an important opportunity”

Golden Transcript guest opinion (August 13, 2018): “Support in Golden for state air quality standards: Golden Mayor Marjorie Sloan and former mayor Jacob Smith”

Lakewood Sentinel, Golden Transcript, Arvada Press, etc. (August 6, 2018): “Community leaders oppose Trump’s rollback of clean car standards: Colorado Air Quality Control Commission to discuss low-emission vehicle standards”

Public News Service Radio (August 3, 2018): C4CA President Anita Seitz interview

Boulder Daily Camera guest opinion (June 9, 2018): “Advanced Clean Car Standards good for health of people, pocketbooks”

Vail Daily guest opinion (June 7, 2018): “Eagle County Commissioners: Colorado should adopt its own vehicle emission standards” [also printed in the Aspen Times, June 10, 2018]

Telluride Daily Planet (April 3, 2018): “We must protect our climate”