(Natural News) Researchers are advocating the use of human urine as an effective and sustainable fertilizer that could replace environmentally damaging chemical fertilizers. Some of the strongest advocates from the United States are from the Rich Earth Institute (REI), a Vermont-based research organization that uses science to advance the use of human waste as a resource. […]

(Natural News) It’s a waste that sewage treatment can only do so much to the stuff you flush down the toilet. For the most part, the process can filter water — which is returned to nature — and produce biosolids, leftovers that contain anywhere between 15 to 90 percent dry solids. Researchers at the Royal Melbourne […]