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Colorado

For 60 years, TNC has been working in Colorado to help ensure a livable climate​, healthy communities​ and thriving nature.

Two kayakers are paddling down a river.
RIVER FLOAT Paddlers make their way down the Yampa River, a tributary to the Colorado River. © Rory Doyle
60 year anniversary logo.
60 Years in Colorado The Nature Conservancy in Colorado celebrates 60 years. © TNC

Celebrating 60 Years of Conservation in Colorado

Since 1966, we have safeguarded more than 1.5 million acres of land and more than 1,300 miles of rivers, restored iconic forests, protected species, championed key policy wins, advanced cutting-edge science, and inspired countless people to connect with nature—all made possible by your support and our shared commitment to a brighter future. 

Discover conservation successes throughout the state

Our Conservation Priorities in Colorado

Discover our local conservation priorities here in Colorado as we help to accomplish TNC's ambitious 2030 goals.

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Year in Review

Read our 2025 Year in Review to discover how we're advancing conservation in Colorado and beyond.

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A State Policy Roadmap to a Faster Clean Energy Buildout

A new report from The Nature Conservancy offers a roadmap for state policymakers to accelerate the clean energy transition.

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A vast field of scrubbrush extends toward sand dunes and mountains in the distance.
Medano-Zapata Ranch Sand dunes from Big Spring Creek at Medano-Zapata Ranch in Colorado, United States, North America. © Harold E. Malde