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.
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Nature in all its unspoiled glory has played muse to many artists through the years, but the ever-increasing ways we’ve sullied the earth have, themselves, offered new inspiration for eco-conscious creative types. John Sabraw, an artist and professor at Ohio University, was checking out some abandoned coal mines in his home state during a sustainability immersion course and was struck by strange gradients in the runoff. “They’re a little clear right at the beginning, then the whole rest of the stream is just yellow once the suspended metals begin to oxidize," he explained to me.
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