Could devastating mega-droughts
be the new normal in large parts of the United States? Tom
talks to climate scientists that look at different data and come to slightly different conclusions.
, professor of geography at Clark University.
, professor at the Lamont Doherty Earth Observatory of Columbia University
, staff scientist at the U.S. Department of Energy’s Lawrence Berkeley National Laboratory.
Source: Mega-Droughts In Our Future
Otters and Climate Change
According to two scientists at the University of California at Santa Cruz, a small animal could have a big impact on climate change. Professor Chris Wilmers
explains how sea otters
could be key to preserving kelp forests
, one of the world’s great carbon sinks
Source: Otters and Climate Change
Limiting Population and Consumption
Rich countries must reduce consumption and the world must limit population to avoid catastrophe. That’s the message of Stanford University biologist Paul Ehrlich
. He talks to Steve Curwood
on the benefits of having more time.
Source: To Avoid Disaster, Limit Population and Consumption
When The U.S. Paid Off The Entire National Debt
On Jan. 8, 1835, all the big political names in Washington gathered to celebrate what President Andrew Jackson
had just accomplished. A senator rose to make the big announcement: "Gentlemen ... the national debt ... is PAID." That was the one time in U.S. history when the country was debt free. It lasted exactly one year. The legend of the national debt
and where the debt came from. What happened the one time we paid it all off and why Congress created the debt ceiling
in the first place?
Source: When The U.S. Paid Off The Entire National Debt
Download or Play Mega-Droughts Part 1Download or Play Mega-Droughts Part 2Download or Play Otters & Limiting PopulationDownload or Play When U.S. Had No Debt
Music includes Bob Dylan - A Hard Rain's A-Gonna Fall, Pink Floyd - Hey You, The Evens - On The Face Of It, Freeman Z - New Orleans, Gil Scott-Heron - We Almost Lost Detroit, Harry McClintock - Big Rock Candy Mountain, Adelita - Mariachi, Curtis Mayfield - We Got to Have Peace, Terry Gangstad - Caffeine, Odetta - House Of The Rising Sun
Great Speeches and Interviews' Past Programs