The tube fishway allows fish to glide past dam walls, weirs and other river barriers, with the potential to revitalise Australia’s ailing freshwater fish stocks.
A study by UNSW engineers suggests we should get used to water restrictions as modelling predicts inflows into natural reservoirs are set to decrease.
Professor Stuart Khan from UNSW Sydney explains the immediate and long-term effects of bushfires on water quality.
A 30-year-long UNSW study of wetlands in eastern Australia has found that construction of dams and diversion of water from the Murray-Darling Basin have led to a more than 70 percent decline in waterbird numbers.
It is possible to have fish and dams: John Harris, Bill Peirson and Richard Kingsford explain how.