While interest in building hydro-electric dams is waning in the U.S., developing nations are increasingly turning to rivers to power their growing economies. Guest: International Rivers Director Patrick McCully about dams in the developing world.
The Amazon rain forest is a crucial player in the global climate systemï¿½for one thing it's a massive store of carbon, but The World's Alex Gallafent climbs a scientific tower in the Brazilian Amazon to explore another function: rainmaking.
The success of Curitiba, Brazil's renowned sustainable city, can be traced to revolutionary urban planner and three-time mayor Jaime Lerner. He recently visited Living on Earth's studios for a conversation with host Steve Curwood.
More and more companies are finding ways to make economic growth with environmental benchmarks part of their mandates. Fred Krupp, author of 'Earth: The Sequel' and president of Environmental Defense Fund, tells host Steve Curwood, the profit motive that helped create global warming can also help solve it.
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