Energy & Green Tech
What could clean energy buses and sewage treatment plants have in common? Answer: the co-location of hydrogen production by electrolysis at a wastewater facility to produce hydrogen for fuel cells to run buses, and oxygen ...
Dec 8, 2023
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24
Engineering
The accurate prediction of influent flow rates at wastewater treatment plants is important for the proper operation of treatment facilities. The influent flow refers to the untreated water coming into the plant. With the ...
Oct 23, 2023
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10
Energy & Green Tech
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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9
Energy & Green Tech
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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1
Energy & Green Tech
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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38
Energy & Green Tech
It might seem an unlikely partnership, but sewage sludge has a role in a clean energy future.
Oct 11, 2022
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28
Energy & Green Tech
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
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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56
Engineering
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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16
Energy & Green Tech
Washington University researchers have developed a filter that treats wastewater and also generates electricity—an advance that could reshape energy use at treatment plants.
Jun 3, 2021
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