Big wind farms in Colorado
Where are large wind farms in Colorado and how many homes do they power with clean, renewable wind energy?
Clean air
Our country’s reliance on fossil fuels is leaving millions of Americans with polluted air to breathe.
The Latest on Clean air
Big solar farms in Colorado
What is ENERGY STAR and does it matter?
Updates
Energy Conservation & Efficiency
Thousands petition White House to act on efficiency standards
Energy Conservation & Efficiency
Energy Department finalizes efficiency standards for tankless water heaters
Colorado’s making progress in reducing greenhouse gas emissions
What You Can Do
Featured Resources
Less coal, more oil: Climate pollution trends by state
What can cities and states do to address leaf blowers and other gas-powered lawn equipment?
Interactive map of lawn mower and leaf blower policies
Electric Lawn Equipment 101
The Latest
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State of Renewables 2025 dashboard: Colorado ranks among national leaders in renewable growth, enters top 10 for solar generation
Interactive dashboard allows users to explore clean energy metrics in Colorado, U.S., over past decade
A 100% renewable energy-powered ski resort in Colorado
Arapahoe Basin Ski Resort has run on 100% renewable energy since October of 2023. We spoke to their sustainability team to learn more about how they did it and why it was important mission for them.
Solar strong
Why more and more Americans are choosing to install solar panels with battery storage
New report details environmental, consumer costs of data center expansion
Growth in energy-intensive computing must come with focus on using renewable energy, maximizing energy efficiency, reducing impacts on grid
STATEMENT: Biden admin drafting a rushed, flawed plan to fast track data centers and power plants for AI
Environmental and consumer advocates express concerns about environmental harm and costs to consumers in “blind sprint” for AI dominance