The dams are full for now—but Sydney will need new water supplies as rainfall becomes less reliable
When Australia last went into El Niño, we had water supply issues in Brisbane, Sydney, Canberra and Melbourne.
Oct 20, 2023
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Engineering
Page 2 - News on wastewater treatment plants
Energy & Green Tech
Here's how wastewater facilities could tackle food waste, generate energy and slash emissions
Most Australian food waste ends up in landfill. Rotting in the absence of oxygen produces methane, a potent greenhouse gas. While some facilities capture this "landfill gas" to produce energy, or burn it off to release carbon ...
Aug 1, 2023
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Energy & Green Tech
Study finds turning food waste into bioenergy can become a profitable industry
Food waste is a major problem around the world. In the United States, an estimated 30 to 40% of edible food is lost or wasted, costing billions of dollars each year. One potential solution is to divert food waste from landfills ...
Jul 13, 2023
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Energy & Green Tech
Realizing that current toilet technology flushes profits, researcher develops method of recycling urine
The waste flushed down toilets could be a valuable source of resources and profits—and easier on the environment, according to a West Virginia University engineer's research.
Dec 12, 2022
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Energy & Green Tech
A solution for reclaiming valuable biofuel resources flushed down the drain
For the everyday products we use, a pattern has become numbingly familiar: Something is made, we use it, we throw it away. Yet, for a sustainable future—one where we don't simply extract and toss resources—we need to ...
Nov 22, 2022
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Energy & Green Tech
Tapping the potential of wastewater for a sustainable future
It might seem an unlikely partnership, but sewage sludge has a role in a clean energy future.
Oct 11, 2022
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Engineering
New analysis shows antifouling membranes reduce costs, energy over their lifetimes
High-performing water filtration systems—necessary for reducing water scarcity—can also reduce cost and energy consumption, a new Northwestern University-led analysis finds.
Sep 12, 2022
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Energy & Green Tech
Closed-loop technology improves energy recovery from sludge and reduces sludge disposal costs
Treating wastewater in Australia produces three million tons of sludge which then must be treated and disposed of. The process is responsible for 50% of the total operating costs of wastewater treatment plants.
Sep 1, 2022
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4
Engineering
Novel sewage treatment system removes up to 70% of nitrogen that would otherwise be discarded into nature
A new type of biofilm reactor adapted to Brazilian conditions and using polyurethane foam to lower costs can reduce the amount of nitrogen compounds in wastewater by as much as 70%, according to an article in Environmental ...
Jun 27, 2022
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Engineering
Engineers point the way to more affordable, sustainable urban neighborhoods
A Stanford University analysis could help policymakers across the U.S. spend billions of dollars in new federal infrastructure funding more wisely. The study, published March 31 in Frontiers in Sustainable Cities, presents ...
Apr 5, 2022
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