New Concerns Over Wastewater Sludge
After sewage is cleaned at a wastewater treatment plant, sludge is left behind. This sludge is often used on farms as fertilizer. But the wastewater treatment doesn’t get rid of all the drugs and chemicals we flush down the drain. Kinna Ohman reports researchers are finding some of these chemicals are affecting wildlife and could … Continue reading New Concerns Over Wastewater Sludge
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