The private, nonprofit development group Enterprise pledged four billion dollars to make low-income housing more energy efficient and healthy to live in. Enterprise’s Dana Bourland talks with host Jeff Young about how those at the lower end of the economic spectrum are hit hardest by home energy prices.

Host Jeff Young visits a super energy-efficient, solar powered house in Maine. Its owner uses technology he calls “state of the shelf,” rather than state of the art. The goal is a green house that’s as economically affordable as it is environmentally sustainable.

In the event of a Zombie infestation, what would you do? Quarantine the zombies, try to develop a cure, or load your shotgun and aim for the head? Philip Munz, author of When Zombies Attack!: Mathematical Modeling of an Outbreak of Zombie Infection shares his findings with host Jeff Young.

The energy we use comes with a hidden price tag in the billions of dollars, according to a new study by the National Academy of Sciences National Research Council. Host Jeff Young and Dan Greenbaum, NAS study panelist, break down the hidden costs.

A new pilot program has emerged from the recently announced "Recovery through Retrofit" plan, and it tackles the tough issue of financing green renovation projects -- in your house! Host Steve Curwood speaks with Renewable Funding president Cisco DeVries to learn how efficiently retrofitting your home is not only easy, but may actually save you money.

Using baby teeth, researchers have analyzed the amount of the radioactive chemical strontium-90 in peoples’ bodies who lived in the 1960s—an era of above ground nuclear testing in the U.S. Through this research, scientists at the Radiation and Public Health Project (RPHP) in New York are making the connection between strontium-90 and cancer. Host Steve Curwood talks with the executive director of RPHP, Joseph Mangano, about this study and other studies that link a person’s proximity to nuclear power plants and cancer.

Researchers discover that maple trees generate small, detectable amounts of electricity. Nirja Parekh reports on how tree power is the newest low-cost, green technology.

Across Southeast Asia, hydroelectric dams are being planned and built along the biologically diverse Mekong River and its tributaries. In Laos, seven large dams are currently under construction, tapping much of the electricity for export to bring in needed revenue and development for the struggling nation. But environmental groups in the region oppose these big dams, calling them threats to Laos' amazing biodiversity. Mary Stucky traveled to Laos and has our report.