Long distance distribution and shipping is losing its viability due to the steadily increasing price of oil. Urban farming provides a potential solution by producing food near eaters. However, in many cities soil is contaminated and toxic from decades of industrial use and exposure to chemicals.

To overcome this problem, a project in Philadelphia partners with the Environmental Protection Agency to test soil samples for contamination – in exchange for a bowl of soup. Organizers hope that when the resulting data is mapped, it will spur new attention and policy to revitalize polluted municipal lands.

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