Here’s how wastewater facilities could tackle food waste, generate energy and slash emissions

By Melita Jazbec, University of Technology Sydney; Andrea Turner, University of Technology Sydney, and Ben Madden, University of Technology Sydney Most Australian food waste ends up in landfill. Rotting in the absence of oxygen produces methane, a potent greenhouse gas. While some facilities capture this “landfill gas” to produce energy, or burn it off to…