Southern California wastewater treatment plants release roughly 1.3 billion gallons of treated water daily into the environment along with pharmaceuticals, personal care products and other contaminants they were never designed to remove. Around the globe, chemicals remaining after wastewater treatment end up in oceans and groundwater with deleterious effects to wildlife and humans alike. Cal State Long Beach science professors Kevin Kelley and Stephen Mezyk are studying these effects and ways to remove such chemicals and present their finding in this lecture.
http://www.youtube.com/watch?v=X4KZm34Neks&hl=en
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