Wirth chairs the United Nations Foundation, which looks at climate change, and has advised President Barack Obama on the topic. Dan Meyers speaks with Wirth.
Obama's Climate Change Challenge: Former U.S. Sen. Tim Wirth of Colorado
Apr 5, 2010
Join the CPR Fiscal Year Countdown Today
Take CPR With You Wherever You Go
Stay connected to CPR while you're on the go, with the free Colorado Public Radio app for smartphones and tablets.
Most Viewed News
By Michelle P. Fulcher
By Megan Verlee