Articles By Mark Jaffe
Are Colorado’s oil and gas and recreation industries all that different? Economists say no — and we need to protect them both
Both industries have impacts on land and rural communities, but “we can coexist” in pursuit of economic diversity, say promoters of recreation and energy
The Colorado Oil and Gas Association’s annual Energy Summit this week in Denver shows the debate about Senate Bill 181’s tougher regulations is not over
Fearing Tri-State could duck clean-energy goals, Colorado utilities commission files unprecedented protest
For the first time in at least 25 years, state regulators move to stop a migration, saying the interstate power provider has too much unfinished business here
Boulder County wants to enact tougher regulations. Weld County wants to make it easier to drill. And the state is scrambling to keep up.
Climate change is transforming Western forests. And that could have big consequences far beyond wildfires.
The heat of a warming planet, like an artist’s palette knife on a canvas, etches its way across Western forests, slowly altering ecosystems that have flourished for centuries.
Tri-State, under pressure from its member co-ops to change or fall behind, is shifting to renewable energy
Giant power provider on the verge of deal with departing utility says it will shutter coal-fired plant in Nucla two years early as it retools carbon-emissions goals.
All’s not well that Gov. Jared Polis was hoping would end well with wells and nobody's happy.
All the plastics in the sea could literally outweigh the fish unless cast-off bottles and containers find a different, more valuable destination
Bold $500 million offer to replace 3 coal-powered plants with renewables, gas met by reluctance from Tri-State
Miami’s Guzman Energy already helped a New Mexico co-op leave Tri-State and says switching to renewable energy will cost less