Of Australia's capital cities, Perth has the saltiest tap water, while Melbourne, Hobart, Darwin and Canberra have the least salty. And while all are within guidelines, the variation is striking.
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Articles on Water
Displaying 1 - 20 of 323 articles
Many African countries tend to mismanage their groundwater resources.
Research shows that when Americans are aware of the scale of food waste, and how much energy and water are used to produce food, they support measures to reduce the problem.
Logging in the Thomson Catchment could reduce water supply by the equivalent of 600,000 people by 2050.
Leftover lactose from cheese production shows early promise as a treatment that can help soils retain water and nutrients, making them more resistant to drought.
Smart roads in Africa could help reduce the impact of flooding and other disasters that affect rural communities.
Bombarding people with scientific information has little effect. Something else is needed to jolt us out of our current climate trajectory.
Ghana needs to deal with the underlying causes of floods and prepare people for them.
After declining for nearly a decade, the number of hungry people in the world is growing again. Climate change, which is disrupting weather patterns that farmers rely on, is a major cause.
Energy-efficient water supply is a wicked problem – and we might have found a way to solve it.
If you have to devote hours a day to collecting water, you miss out on education, a social life and other human rights.
When people form local networks to take care of resources such as drinking water, they strengthen their communities. Technology can support these efforts and promote learning and innovation.
On the outskirts of Bangalore, families must piece together drinking water from communal supplies, intermittently available tap water, and "water ATMs".
Dairy cows are sensitive to heat, so farmers cool them down with sprinklers and fans. Researchers are designing better, more efficient systems to keep cows comfortable through hot California summers.
Footprints get people thinking about their own impact, but for water the analogy simply doesn't work.
From black coffee to a hair of the dog – here's the science behind popular hangover remedies.
South Africa needs to strengthen its response to plastic pollution.
Research shows that campaigns that try to make consumers feel guilty about the amount they waste often make things worse, not better. A new study poins the way to more effective anti-waste campaigns.
There is something deeply irrational about the food waste movement.
Increased use of renewable energies could help curb climate change, but the water required for their production has dispossessed rural Guatemalans.
Top contributors
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Senior Lecturer in Environmental Science, Western Sydney University
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Visiting Adjunct Professor, University of the Witwatersrand
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Research Fellow, Monash Sustainability Institute, Monash University
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Lecturer in Australian History, Monash University
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Associate Professor of Environmental Economics and Policy, School of Environment, Science and Engineering, and Fellow of the Marine Ecology Research Centre, Southern Cross University
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Professor of Economics and Head of School, University of South Australia
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Geohydrologist Department of Geosciences, Nelson Mandela University
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Professor, School of Biological, Earth and Environmental Sciences, UNSW
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Professor of Water Resources Management, University of Melbourne
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Senior Lecturer, Department of Agriculture and Food Systems, University of Melbourne
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Professor, School of Economics, The University of Queensland
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Associate Professor, Northumbria University, Newcastle
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Postdoctoral Research Fellow, Global Change Institute, University of the Witwatersrand
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Doctor of Philosophy, University of British Columbia
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Senior Research Fellow, Lee Kuan Yew School of Public Policy, National University of Singapore
