A Mile Deep

The technologies of drilling for oil have superseded those for undrilling it

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The failed oil rig off the Louisiana coast has raised questions about whether and how the technology of drilling have failed us, and what can be done to mitigate future oil spills. Host Steven Cherry interviews Energywise blogger Dave Levitan about the current disaster, and Nanoclast blogger Dexter Johnson about how nanotechnologies might help.

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Semiconductors

Cleaning up the largest oil spill in the United States

pollution.jpg PHOTO CREDIT: CASSANDRA WILLYARD Earth magazine has a riveting account of the history of the largest oil spill in the U.S., and the cleanup technologies being developed to deal with it. And that oil spill is not where you think it is, unless you're thinking Brooklyn, New York. "The plume â'' a toxic concoction of kerosene, fuel oil, gasoline and naptha (a key ingredient in napalm) â'' floats at the top of a subterranean aquifer beneath the working-class community of Greenpoint in Brooklyn." Experts say between 17 and 30 million gallons of oil …

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