Aspen Center for Environmental Studies (ACES) is a nonprofit environmental science education organization. Since 1968, ACES has inspired a life-long commitment to the earth by providing innovative and immersive programming for all ages.
At the Center for Biological Diversity, we believe that the welfare of human beings is deeply linked to nature — to the existence in our world of a vast diversity of wild animals and plants. Because diversity has intrinsic value, and because its loss impoverishes society, we work to secure a future for all species, great and small, hovering on the brink of extinction. We do so through science, law and creative media, with a focus on protecting the lands, waters and climate that species need to survive.
Citizens for a Healthy Community (CHC) is a 500-member strong grassroots 501c3 nonprofit organization dedicated to protecting the air, water and foodsheds within the Delta County region of Southwest Colorado from the impacts of oil and gas development and paving the way for a renewable, clean energy future.
The Colorado Mountain Club is the Rocky Mountain community for mountaincraft education, adventure, and conservation. We exist to bring people together and share our love of the mountains. We value our community and welcome all Coloradans, and beyond. From the uninitiated to the expert, there is a place for everyone here.
The Continental Divide Trail Coalition works to complete, promote, and protect the Continental Divide National Scenic Trail. The CDTC will do this by building a strong and diverse trail community, providing up-to-date information to the public, and encouraging conservation and stewardship of the trail, its corridor, and surrounding landscapes.
We are a non-profit organization dedicated to furthering the knowledge, appreciation and conservation of native plants and habitats of Colorado through education, stewardship and advocacy.
COWPL works to protect the access, integrity and quality of our public lands in Colorado.
The Colorado Wildlands Project works to protect wild public lands managed by the Bureau of Land Management. We are dedicated to the conservation, climate resilience and equitable management of our public lands. We rally support around wildland protection in western Colorado, collaborating with partners across the Colorado Plateau.
We work to protect Colorado’s climate, air, land, water, and communities through organizing, advocacy, and elections.
Conservation Communications works with non-profits, corporations, foundations, and small businesses to expand their reach, power, and change-making abilities to win campaigns.
The Conservation Lands Foundation channels local passion to conserve the public lands we love and need. Join America’s community-based advocates who are protecting the land and protecting our future.
Defenders of Wildlife is dedicated to the protection of all native animals and plants in their natural communities.
DRBA promotes responsible recreational use and balanced flow management of the Dolores River, while working to protect the watershed for the health of the natural environment and the livelihood of future generations.
Eagle Summit Wilderness Alliance’s mission is to support the Forest Service to preserve the integrity of the Summit and Eagle county wilderness resource for its own sake and to sustain the character of the wilderness experience for its visitors.
EcoFlight educates and advocates for the protection of remaining wild lands and wildlife habitat using small aircraft. The aerial perspective and our educational programs encourage an environmental stewardship ethic among citizens of all ages.
The Endangered Species Coalition’s mission is to stop the human-caused extinction of our nation’s at-risk species, to protect and restore their habitats, and to guide these fragile populations along the road to recovery.
Environment Colorado’s mission is to transform the power of our imaginations and our ideas into change that makes our world a greener and healthier place for all.
Grand Canyon Trust’s mission is to safeguard the wonders of the Grand Canyon and the Colorado Plateau, while supporting the rights of its Native peoples.
Great Old Broads for Wilderness (Broads) is a national grassroots organization, led by women, that engages and inspires activism to preserve and protect wilderness and wild lands.
High Country Conservation Advocates protects the health and natural beauty of the land, rivers, and wildlife in and around Gunnison County now and for future generations.
Information Network for Responsible Mining
Our mission is to unite, elevate and empower Colorado’s conservation community to protect the lands and waters that define our state.
We’re protecting and enhancing America’s National Park System for present and future generations.
The National Wildlife Federation works across the country to unite Americans from all walks of life in giving wildlife a voice. We’ve been on the front lines for wildlife since 1936, fighting for the conservation values that are woven into the fabric of our nation’s collective heritage.
Next 100 Colorado is committed to the establishment of a just and inclusive parks and public lands system. An inclusive approach to public lands over the next 100 years must be driven by three guiding principles: reflect the faces of our country, respect all cultures, and actively engage all people.
Quiet Use Coalition works to preserve and create quiet use areas on our public lands and waters while protecting natural soundscapes and wildlife habitat.
Rocky Mountain Wild works to protect, connect, and restore wildlife and wild lands in the Southern Rocky Mountain region.
San Juan Citizens Alliance advocates for clean air, pure water, and healthy lands and wildlife – the foundations of resilient communities, ecosystems and economies in the San Juan Basin.
SLVEC’s mission is to protect and restore the biological diversity, ecosystems, and natural resources in the Upper Rio Grande Basin by balancing ecological values and sustainable human needs.
Sheep Mountain Alliance is a grassroots citizen organization dedicated to the conservation of the environment in the Telluride region and southwest Colorado.
Our mission: To protect the earth by educating, empowering, and inspiring people to make change.
Western Colorado Alliance for Community Action brings people together to build grassroots power through community organizing and leadership development.
Western Resource Advocates protects the West’s land, air and water to ensure that vibrant communities exist in balance with nature.
Based in the North Fork Valley, the Western Slope Conservation Center builds an informed and engaged community to protect and enhance the lands, air, water and wildlife of the Western Slope.
The mission of Western Watersheds Project (WWP) is to protect and restore western watersheds and wildlife through education, public policy initiatives, and legal advocacy.
Wild Connections’ mission is to identify, protect, and restore wildlands, native species, and biological diversity in the Arkansas and South Platte watersheds.
Our mission: Uniting people to protect America’s wild places.
Wilderness Workshop’s mission is to protect and conserve the wilderness and natural landscapes of the Roaring Fork Watershed, the White River National Forest, and adjacent public lands.