A Curtin University-led report has revealed that Western Australia (WA) consumes more than three times the global average of raw materials and must change its economy to reduce waste and pollution, conserve resources and lessen reliance on new materials. A Curtin University-led report has revealed that Western Australia (WA) consumes more than three times the global average of raw materials and must change its economy to reduce waste and pollution, conserve resources and lessen reliance on new materials. Environment Phys.org – latest science and technology news stories