Scientists Make Bricks With Sludge Filtered From Arsenic-Laced Water

Arsenic-contaminated water is a massive problem in the developing world. But, even when you filter it out, the toxic sludge that the process produces often gets dumped right back into the water supply. It's tough to dream up a use for arsenic soup, but one research team finally has: They're making bricks out of it. » 3/31/14 5:32pm 3/31/14 5:32pm

Water On Earth: Floods, Droughts And Prediction

Today is World Water Day, a time to think about how water interacts with the environment. Too much water leads to floods and landslides; too little water results in droughts. Better predictions of when either situation is going to occur will reduce risk through better disaster preparation, in turn making everyone… » 3/22/14 7:19pm 3/22/14 7:19pm