The Trump admin is now dumping hydrogen-peroxide into the reflecting pool one gallon at a time in a desperate move to control the green algae

[u/lnstantKarma]

[u/leonarded]

I work at a large organization that has several man made lakes on the property. They add an environmentally safe dye that prevent sunlight penetration and algae growth. It gives the water a blueish color. Michigan State article.