We visit Newells Paddock in Melbourne's inner west where delegates from the Ecocity 2017 World Summit are planting shrubs to rehabilitate the industrial site.
The common insecticide poisoning our rivers and wetlands
University of Melbourne research has found a toxic common insecticide, bifenthrin, polluting some of our waterways and wetlands - but where is it coming from?
Taking the sludge out of wastewater
Finding better ways to separate liquids from solids when treating wastewater means the costs of sanitation can be reduced, making it globally available.