Six months ago, BP’s Deepwater Horizon oil rig blew up in the Gulf of Mexico, killing eleven workers and triggering the worst oil spill disaster in US history. More than 200 million gallons of oil spilled into the Gulf, polluting coastlines in Louisiana, Mississippi, Alabama and Florida. To mark the six-month anniversary, we speak to acclaimed writer and environmentalist Terry Tempest Williams, who spent two weeks traveling the Gulf Coast this summer.
