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 HERE or via the RMPBS+ App.

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

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

Give Now
Out of Our Elements show's poster
Science and Nature
Out of Our Elements

Can Turning CO2 to Stone Help Save the Planet?

Across the series, hosts Arlo Pérez and Caitlin Saks meet with a diverse set of chemistry experts to explore the surprising molecular connections of the everyday world we experience. By investigating the sub-atomic stories underpinning our natural world, they discover how chemistry shapes the society we live in.

Can Turning CO2 to Stone Help Save the Planet?

Season 1 Episode 5 | 11m 42s | CC

Caitlin Saks and Arlo Pérez Esquivel, joined by Alex Clark, investigate how the planet naturally turns CO2 into stone, and how scientists are trying to speed up this process. Cornell University Environmental Engineer Greeshma Gadikota illustrates how you can test out carbon sequestration at home. Lamont Doherty Earth Observatory’s Angela Slagle explores scaling up CO₂-to-stone transformation.

Out of Our Elements

Watch more episodes

See more
See more

Subscribe to Our Newsletters

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

Set Your Preferences >