Broadcast Outage: We're investigating a broadcast transmission failure affecting the San Luis Valley from Antonito in the south to Salida in the north. We're working to resolve this issue. You can stream our live broadcast online or via the RMPBS+ App.

Stream live and on-demand content now on our new app:

RMPBS+

Donate

Help tell more stories in 2026 - make a year-end gift!

The Lexicon of Sustainability show's poster

Food

The Lexicon of Sustainability

The Story of an Egg

The Lexicon of Sustainability is based on a simple premise: people can't be expected to live more sustainable lives if they don't even know the most basic terms and principles that define sustainability.

The Story of an Egg

Season 1 Episode 3 | 6m 3s

Can learning the meaning of a single term actually help change the food system? David Evans and Alexis Koefoed think so. These poultry farmers explain the real story behind such terms as cage free, free range, and pasture raised so that consumers can make informed decisions when they go to their local supermarket.

share

The Lexicon of Sustainability

Watch more episodes

The Lexicon of Sustainability

57 (The Average Age of the American Farmer)

57 is the average age of US farmers. See what’s next in education and green collar jobs.

The Lexicon of Sustainability

Our earliest descendants were hunter/gatherers who foraged for their food.

The Lexicon of Sustainability

As consumers take increased responsibility for what they eat, many become locavores.

Subscribe to Our Newsletters

Get trusted Colorado stories, programs, and events from Rocky Mountain PBS straight to your inbox.

Set Your Preferences >