Lead safety guidance lacking for urban farmers in many major US cities

Urban gardens and farms are on the rise in the U.S., but urban soils are sometimes contaminated from legacy pollution and industrial use. Despite this risk, there is little guidance for people growing food in urban soils on what levels of lead are safe, and existing policies vary widely between cities and states, as a new study highlights.

from Phys.org - latest science and technology news stories https://ift.tt/zLP2Q0A

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