Rio Tinto starts native seed farms to fuel mining fleet

Rio Tinto starts native seed farms to fuel mining fleet

Rio Tinto has become Australia's largest producer of pongamia trees — to be used to make biofuel — as it aims to reduce its reliance on fossil fuels.

ARENA backs South32’s bid to cut alumina refining emissions with $4.4M study - Australian Manufacturing

South32 is set to examine potential pathways to reduce emissions in alumina refining with support from the Australian Renewable Energy Agency (ARENA), which has committed $4.4 million in funding for a pre-feasibility study at the company’s Worsley Alumina Refinery in Western Australia. The study will focus on electrifying steam production, which accounts for roughly 70 per cent of greenhouse gas emissions in alumina refining – Australia’s most e…