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Mining Battles: Uranium, Coal and Gold

An impoverished former mining community in Colorado hopes that a proposed uranium mill will bring jobs and prosperity until environmentalists step in to try to stop it. Who gets to decide? Filmmaker Suzan Beraza documents the debate in her new film Uranium Drive In.

Rhinos are killed for their horn. But now in South Africa – they face a new threat — coal. Plans for an open cast coal mine on the border of Hluhluwe-iMfolozi Park, home to the largest population of the once endangered white rhino in the world, may bring economic development but they will also worsen air and water quality and increase poaching and crime. Jeff Barbee reports from South Africa.

The indigenous people in Ecuador's Kimsakocha wetlands, rely on the water here for their livelihood -- agriculture and livestock production. But there is gold under the water and foreign mining companies are out to get it. The local people mount a fierce opposition. "Resistance will not end, we will not give up even if we are in prison," says local community leader Carlos Perez. Constantino de Miguel reports from Ecuador.

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Toxic Futures: Untold Stories of Chemical Pollution

(Earth Focus: Episode 56) Exposure to toxic chemicals affects people in both the industrialized and developing world. Earth Focus looks at how Toms River, a New Jersey town, fought back to save its drinking water from toxic waste dumping by dye manufacturer Ciba Geigy and by Union Carbide. Then, a look at the new film Amazon Gold, which addresses illegal gold mining in Peru and its tragic impact on human health and the environment.

Nuclear Power: America Goes Naked

"Going naked" is how the insurance industry describes not having insurance. And when it comes to the worst hazards of nuclear power — America is going naked. Correspondent Miles Benson investigates why the U.S. nuclear power industry is underinsured by hundreds of billions of dollars. He also speaks with Australian physician, author and nuclear industry critic Dr. Helen Caldicott on the health effects of nuclear radiation including cancers, fetal damage and genetic mutation.

Restoring The Earth

(Earth Focus: Episode 53) It is possible to rehabilitate large-scale damaged ecosystems, to improve the lives of people trapped in poverty and to sequester carbon naturally. John Liu presents "Hope in a Changing Climate," which showcases approaches that have worked on the Loess Plateau in China, Ethiopia and Rwanda. Produced in collaboration with the Environmental Education Media Project (EEMP).

Shades of Gray: Living with Wolves

Gray wolves once ranged across North America. But by the 1930s, they were nearly extinct — trapped, poisoned and hunted by ranchers, farmers, and government agents. With protection under the 1973 Endangered Species Act, the wolf population rebounded. But wolves lost federal protection in 2011. Now, with hunting permitted in many Western states, the future of this once endangered species may again be in question. Can we live with wolves? "Earth Focus" travels to Montana and Wyoming to find out.