Jaguars travel amazing distances on their migration routes – trekking from Mexico all the way through most of South America. They cross canals, towns, ranches and plenty of people who are less than happy to see them. Host Jeff Young talks with Dr. Alan Rabinowitz, president of the conservationist group, Panthera, about a novel way to get humans to co-exist with cats.

For the next month, more than 100 researchers will caravan around the Midwest hoping to get in the path of a tornado. Roger Wakimoto is director of the Earth Observing Laboratory for the National Center for Atmospheric Research. He tells host Steve Curwood that despite past research, scientists still don't really know how tornadoes form.

There’s more than just one type of smarts - book smarts, street smarts, emotional smarts...and now eco smarts. Daniel Goleman, author of Ecological Intelligence, takes host Steve Curwood to a drugstore to see what brands of shampoo are ecologically intelligent.

The Obama administration has given the biofuels industry a major boost. It’s providing the agro-energy industry with nearly three quarters of a billion dollars and proposing new rules to help accelerate development of advanced fuels. Host Steve Curwood talks with Jim Lane, publisher and editor of BioFuels Digest about the future of biofuels.

Many low-income neighborhoods in the United States lack access to fresh and affordable fruits and vegetables. Residents in these so-called ‘food deserts’ rely on neighborhood corner stores and fast food chains as their main sources of food. But, as Jessica Ilyse Kurn reports from New York City, a number of programs are working to close the food gap by bringing healthy foods close to home.

Three years after endorsing the use of DDT in poor countries to control malaria, the World Health Organization is reversing its policy. The goal is to completely phase out the use of the toxic pesticide by 2020. Brenda Eskenazi, an epidemiologist at UC Berkeley, tells host Steve Curwood that mounting research on DDT's negative health effects helped convince public health officials to seek non-chemical alternatives to counter malaria.

NOAA Administrator Jane Lubchenco wants to start a National Climate Service to help farmers, fishermen and city planners better deal with the coming challenges from a changing climate. Host Jeff Young sat down with Lubchenco to get her thoughts on how science should guide our decisions on climate change.

What’s the difference between a harmless grasshopper and the Biblically notorious locust? Apparently, just a dose of serotonin. Lindsay Breslau reports on the Dr. Jekyll and Mr. Hyde of the insect world.