Butterflies show lead pollution is still a problem in the Twin Cities
While laws to limit pollution have been around for decades, heavy metal pollutants like lead remain a problem in many areas. Lead and other metals in the soil or air can move through urban ecosystems, impacting the health of humans, plants and animals.
While laws to limit pollution have been around for decades, heavy metal pollutants like lead remain a problem in many areas. Lead and other metals in the soil or air can move through urban ecosystems, impacting the health of humans, plants and animals.
