Heavy rain causes trouble in paradise as Waikiki beaches close

As the 2016 Summer Olympics in Rio de Janeiro near, concerns arise over the city’s polluted water venues. Here's how a lack of wastewater infrastructure affects a city of 12 million.

In this week's water and wastewater news, two operators improperly report chlorine levels, a third Louisiana water system tests positive for brain-eating amoebas and Wal-Mart is named in a flushables lawsuit.

Jeff Kalmes, an experienced operator and award-winning wastewater educator, shares what he’s learned after giving hundreds of classroom presentations. Use these tips to master your next school talk.