Featured Films (in alphabetical order): <ul><li>A Journey to Zero-Carbon (OC)</li><li>Drylands Agroecology Research - A NatureRx production (CC)</li><li>Freetown: Cooling a City (OC)</li><li>Growing Culture - Seed Farming in the Front Range of Colorado (CC)</li><li>In Pursuit of Passive (CC)</li><li>Les Matérialistes (CC)</li><li>2025 Filmmaker Conversation Drylands Agroecology Research (CC)</li><li>2025 Filmmaker Conversation In Pursuit of Passive (CC)</li></ul>Total run time: 115 minutes

Come learn the why and how behind John Avenson's Westminster, CO home becoming a "zero-carbon home" by incorporating super insulation, super air-tightness, amazing windows, all-electric heating, and water heating, and solar PV, plus a battery to power it all!

A Journey to Zero-Carbon

Come learn the why and how behind John Avenson's Westminster, CO home becoming a "zero-carbon home" by incorporating super insulation, super air-tightness, amazing windows, all-electric heating, and water heating, and solar PV, plus a battery to power it all!

On Colorado's arid Front Range, this fun, uplifting documentary explores Drylands Agroecology Research (DAR) and DAR's innovative farming techniques that regenerates land, empowers communities, restores nature, and grows amazing food - produced by the filmmakers behind the viral NatureRx® series.

English

Drylands Agroecology Research (a NatureRx production)

On Colorado's arid Front Range, this fun, uplifting documentary explores Drylands Agroecology Research (DAR) and DAR's innovative farming techniques that regenerates land, empowers communities, restores nature, and grows amazing food - produced by the filmmakers behind the viral NatureRx® series.

In Freetown, Sierra Leone, Africa's first Chief Heat Officer, Eugenia Kargbo, partners with MEER to tackle rising temperatures using innovative mirror technology to reflect sunlight ad cool homes.

Freetown: Cooling a City

In Freetown, Sierra Leone, Africa's first Chief Heat Officer, Eugenia Kargbo, partners with MEER to tackle rising temperatures using innovative mirror technology to reflect sunlight ad cool homes.

"Growing Culture" journeys through Colorado's Front Range, where passionate seed savers work to protect biodiversity and preserve the seeds that hold the stories of their land and heritage.

Growing Culture - Seed Farming in the Front Range of Colorado

"Growing Culture" journeys through Colorado's Front Range, where passionate seed savers work to protect biodiversity and preserve the seeds that hold the stories of their land and heritage.

This film documents the first net-zero, passive house built in the Greater Tetons-Yellowstone region while explaining the Passive House building approach for more sustainable buildings and exploring the many associated climate and energy performance benefits for addressing the climate crisis.

In Pursuit of Passive

This film documents the first net-zero, passive house built in the Greater Tetons-Yellowstone region while explaining the Passive House building approach for more sustainable buildings and exploring the many associated climate and energy performance benefits for addressing the climate crisis.

Combining documentary and science fiction with foresight, co-creation, and animation design, Les Matérialistes is a practical utopia that is both ambitious and tangible. It transports us to 2050 to better understand what is necessary and possible to undertake collectively to achieve a transition to a truly circular economy.

Les Matérialistes

Combining documentary and science fiction with foresight, co-creation, and animation design, Les Matérialistes is a practical utopia that is both ambitious and tangible. It transports us to 2050 to better understand what is necessary and possible to undertake collectively to achieve a transition to a truly circular economy.

Enjoy a recorded interview with representatives of In Pursuit of Passive to learn more about the film, their creative process, insights, and personal experiences.

2025 Filmmaker Conversation with In Pursuit of Passive

Online Encore: Shorts #3

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Purchase an Online Encore Pass to gain access to all the collections below for only $60 - https://ceff2025.eventive.org/passes/buy. Or purchase Collections individually for $15 each below. Explore our on-demand catalog below - select a session to view more details, such as which films are being screened, or to pre-order that session. The Online Encore is organized by curated collections that match closely to the in-peson screenings in Golden, in order to help organize your film exploration experience.  *Please note - some films are geo-restricted to Colorado or North American viewers only. All films in every collection are 100% OC, CC or English Subtitled

Explore 50+ of the year's best environmental and climate activism films! 

Here's what's coming up soon. Can't make it? No sweat. Many live streams will be available for on-demand viewing as well.