Immigration is neither the problem nor solution in many areas where Australia is off-track, from government debt to environmental action.
The transport sector is the fastest growing contributor of greenhouse gases. Electric vehicles are a cost-effective solution.
Soil health and productivity is declining at unprecedented rates, but a new international scientific approach has been developed for avoiding, reducing and reversing land degradation.
The Institute of Environmental Studies director talks to Fran Strachan about growing up in Argentina, her work with the UN and her love of maté and red wine.