Cleaning Up Oil Sands Waste

These could present a major environmental hazard for humans and wildlife if allowed to accumulate.

Her invention, which was inspired by a fifth grade project that involved using pop bottles and sand to make water filters, involves cleaning up the toxic waste in a quick and efficient manner using filters made from sand and bacteria. It took the young girl two years of research and countless number of experiments, to make this breakthrough.
more detail: http://goo.gl/VNEu9E