Tech Xplore - sustainability

World may have crossed solar power 'tipping point,' study suggests

The world may have crossed a "tipping point" that will inevitably make solar power our main source of energy, new research suggests.

Oct 17, 2023

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Scientists discover potential sustainable energy technology for the household refrigerator

While many advancements have been in improving its efficiency, the refrigerator still consumes considerable amounts of energy each year.

Mar 28, 2019

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Research team develops fast-charging hybrid microbial fuel cell and CO2 electrolyzer based on formic acid

Formic acid, which can be produced electrochemically from carbon dioxide, is a promising energy carrier. A Chinese research team has now developed a fast-charging hybrid battery system that combines the electrochemical generation ...

Oct 31, 2023

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Instant hydrogen production for powering fuel cells

Since the Industrial Revolution, the environmental impacts of energy have posed a concern. Recently, this has driven researchers to search for viable options for clean and renewable energy sources.

Jan 28, 2020

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Next-gen solar cells spin in new direction: Phosphorene shows efficiency promise

A nanomaterial made from phosphorus, known as phosphorene, is shaping up as a key ingredient for more sustainable and efficient next-generation perovskite solar cells (PSCs).

Jun 21, 2019

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A Jetsons future? Assessing the role of flying cars in sustainable mobility

In the 1960s animated sitcom The Jetsons, George Jetson commutes to work in his family-size flying car, which miraculously transforms into a briefcase at the end of the trip.

Apr 9, 2019

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Cornell University to extract energy from manure to meet peak heating demands

Cornell University is developing a system to extract energy from cattle manure to meet the campus's peak demands for heat in the winter months. In the Journal of Renewable and Sustainable Energy, scientists involved with ...

Dec 22, 2020

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Living walls can reduce heat lost from buildings by over 30%

Retrofitting an existing masonry cavity walled building with a green or living wall can reduce the amount of heat lost through its structure by more than 30%, according to new research.

Nov 24, 2021

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Wave devouring propulsion: A green technology for maritime sustainability

A new form of wave devouring propulsion (WDP) could power ships and help to cut greenhouse gas emissions in the maritime industry. Academics from Cranfield University have worked on the concept of using wave energy for propulsion ...

Nov 24, 2023

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Good news for rooftop solar, not for home batteries

The energy produced over the lifetime of typical rooftop solar panels more than makes up for the energy it takes to make, mount and then eventually recycle them. But adding a home battery usually lowers those dividends, according ...