The CORE Knowledge Base

Bigger Rebates for Basalt Residents


25 Reasons to Get an Energy Assessment

Interested in sustainability but not convinced? Here are 25 reasons to start your path to zero with an energy assessment.

She’s not just making vodka, she’s distilling change

Connie is the co-owner of one of the most sustainable distilleries in the country. She got there with big dreams, innnovation, cutting-edge technology, hard work, and a grant from CORE.

Old School Aspen, New School Solutions

SLEEP stands for the Small Lodge Energy Efficiency Program. The City of Aspen in partnership with CORE, give small lodges financial incentives for energy efficiency upgrades.

It’s All HERS

HERS is the Home Energy Rating System that has become the industry standard on how to measure and calculate the energy efficiency of homes

Living the Net Zero Dream

Mac interviews Ben Koons in this video about how Ben designed and built his own net zero home with the help of a CORE net zero homes grant.

Electrify Our Future

Have you ever thought about what more electricity can do for you? For the planet? As it turns out, it’s a lot more than you might expect. When it’s beneficial electrification — yes, we know, this is the kind of terminology that might make your eyes glaze over — it has the potential to move us firmly toward a cleaner, more efficient, and safer energy future.

CORE’s Guide to Funding Commercial Energy Upgrades

Funding commercial energy upgrades can be a big commitment and a little funding can go a long way. We put together this simple guide to help you maximize your almighty dollar and make the Path to Zero easy for local businesses. Here are a few simple and effective ways to bolster your energy budget:

Top 10 Energy Terms We Want You To Know

There are a lot of confusing terms in the energy world, but we are here to help you out with the top 10 terms we think you should know!

CORE is a 501(c)(3) nonprofit dedicated to leading the Roaring Fork Valley to a carbon-free, net zero energy future. Under the guidance of a Board of Directors–made up of elected officials, utility representatives, and committed citizens–CORE helps people, businesses, municipalities, facilities and nonprofit organizations save natural resources and lower energy bills while reducing their carbon footprint.