Eco-expert Umbra Fisk dishes the dirt on whether or not urban soil is safe for food gardening.
By growing produce in containers or raised beds, urban gardeners gain complete control over soil quality.
Q: Regarding the urban gardening that is blossoming in cities around the country, how safe is the soil for growing food? It seems it would be severely polluted from decades of applied chemicals, casual dumping from urban households and fallout from local industry.
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