Energy & Green Tech
A new method safely extracts valuable metals locked up in discarded electronics and low-grade ore using dramatically less energy and fewer chemical materials than current methods, report University of Illinois Urbana-Champaign ...
Mar 26, 2024
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Energy & Green Tech
In Germany, there are millions of small firing systems; wood-burning stoves for domestic use in which logs are burned. In the process, a lot of particulate and gaseous pollutants are released into the atmosphere: ultrafine ...
Dec 20, 2023
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Energy & Green Tech
Researchers at Lund University in Sweden are investigating a car fuel comprised of a liquid that is converted to hydrogen by a solid catalyst. The used liquid is then emptied from the tank and charged with hydrogen, after ...
Oct 12, 2023
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Security
Responding to a surge of catalytic converter thefts, the Los Angeles Police Department has unveiled new technology that will make it harder for thieves to steal the valuable emission control device.
Jun 14, 2023
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Engineering
Atomic layer deposition (ALD) is a manufacturing method at the atomic and near-atomic scale. Since its invention in the 1970s, ALD has been industrially applied in fields such as displays, semiconductors, and solar cells. ...
May 9, 2023
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Consumer & Gadgets
Natural gas furnaces not only heat your home, they also produce a lot of pollution.
Feb 15, 2023
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Business
The 1972 Clean Air Act has driven spectacular decreases in pollution from U.S. passenger vehicles but poses a challenge for pollution policy in poor communities, according to the first comprehensive study of air pollution ...
Dec 7, 2022
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Engineering
Sometimes, solutions to environmental problems can have environmentally unfriendly side effects. For example, while most gas-powered cars have a catalytic converter that transforms engine emission pollutants into less harmful ...
Oct 24, 2022
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51
Energy & Green Tech
Every year, hundreds of millions of tons of CO2 are emitted through maritime transport, causing serious harm to the climate. As scientists around the world test new propulsion methods capable of replacing fuel oil in ships, ...
Mar 1, 2021
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