This is why the Olympics pools turned green

One of the biggest questions asked during the first week of the 2016 summer Olympics in Rio was why did those pools turn green? Olympics watchers were shocked to find the once-pristine blue waters of the diving pool at the Maria Lenk Aquatic Center Lenk Aquatic Center to turn a dark green hue on Aug. 9. Less than 24 hours, the pool used for water polo and synchronized swimming turned a similar shade.Now, we have an official answer for the color shift -- human error that led to 160 liters of hydr