EnvironmentWhat South Australia can teach the world about cutting carbon fast Nearly 73 per cent of South Australia's energy comes from wind and solar, the highest of any major grid in the world. The state's remarkably rapid transition to renewables offers vital lessons, and hope Leader
EnvironmentHow geologic hydrogen went from fringe science to potential green fuel Just a year ago, few people took seriously the idea that we could extract hydrogen from the ground as a clean energy source - but now the US Department of Energy is injecting $20 million into the concept Analysis