Energy & Green Tech news

Energy & Green Tech

Researchers propose hydrogen storage using existing infrastructure in lakes and reservoirs

In a new Nature Communications study, researchers propose a new method for hydrogen storage using existing pipes located at the bottom of lakes and reservoirs.

Energy & Green Tech

Plastic-eating enzyme identified in wastewater microbes

Plastic pollution is everywhere, and a good amount of it is composed of polyethylene terephthalate (PET). This polymer is used to make bottles, containers and even clothing. Now, researchers report in Environmental Science ...

Hardware

New methodology enables design of cloud servers for lower carbon

Reducing carbon emissions is crucial to curbing the effects of climate change, but usually gas-powered vehicles and manufacturers are the most conspicuous culprits. However, Information and Communication Technology (ICT) ...

Energy & Green Tech

Machine learning framework boosts residential electricity clustering for demand-response

The National Technical University of Athens (NTUA), one of the DEDALUS scientific partners, has completed a study on grouping residential electricity consumers, based on their historical electricity consumption, to create ...

Energy & Green Tech

UK announces £22bn for carbon capture projects

The UK government on Friday announced investment of nearly £22 billion ($28.8 billion) in projects to capture and store carbon emissions created by industry and energy production.

Business

Green subsidies may have hidden costs, experts warn

Government subsidies for business practices and processes should be approached with caution, even when they seem to be environmentally friendly, writes a group of scientists and economists in this week's Policy Forum in the ...

Engineering

New technique streamlines early-stage battery development

From current on-road vehicles to future electrified aircraft, the safety and reliability of energy storage systems is critical across battery applications. Before entering the market, all battery systems undergo thorough ...

Business

High costs slow widespread use of heat pumps in UK, study shows

The high cost of installing heat pumps for home heating could slow down people widely adopting the technology and leave government targets missed, research suggests. There has been a little to no reduction in the average ...

Engineering

Soda production process eliminates CO₂ emissions

Fraunhofer researchers and their partners have developed an innovative and eco-friendly method of producing soda, essential for a wide range of industries, in the Green Soda project. The process is based on bipolar electrodialysis ...

Energy & Green Tech

China drives record growth in renewable energy jobs: report

A record 2.5 million jobs were created in the renewable energy sector in 2023, most of them in China, the International Renewable Energy Agency and International Labor Organization said on Tuesday.

Engineering

New cooling system works on gravity instead of electricity

Its abundance of sunlight and heavy investment in solar cell technology has positioned Saudi Arabia well in its transition to becoming a leading exporter of renewable energy. Indeed, solar energy currently makes up more than ...

Energy & Green Tech

Non-toxic, cheap thin-film solar cells for 'zero-energy' buildings

'Zero-energy' buildings—which generate as much power as they consume—are now much closer after a team at Australia's University of New South Wales achieved the world's highest efficiency using flexible solar cells that ...

Energy & Green Tech

Bakery switches to propane vans

A switch to propane from diesel by a major Midwest bakery fleet showed promising results, including a significant displacement of petroleum, a drop in greenhouse gases and a fuel cost savings of seven cents per mile, according ...

Energy & Green Tech

Renewable energy storage possible thanks to chemical conversions

An unexpected discovery has led to a rechargeable battery that's as inexpensive as conventional car batteries, but has a much higher energy density. The new battery could become a cost-effective, environmentally friendly ...

Energy & Green Tech

Researchers scale up ocean wave energy harvester

The world's oceans contain an enormous amount of energy in the form of waves, and researchers are trying to harness that energy for human use. However, most wave power stations today are still in the early stages of development, ...

Energy & Green Tech

Agar alternative to plastic for packaging tops award event

(Tech Xplore)—Plastic container discards floating in oceans are an ugly sight and troubling environmental issue; scientists are exploring better ways to assure a cleaner future. That includes exploring materials that are ...

Energy & Green Tech

A formula for preventing power outages

The power supply of a city or an entire region often hinges on just a few lines. The loss of an important section may lead to a blackout with potentially severe economic consequences. Power grid operators therefore use complex ...

Energy & Green Tech

Hydrogen-fueled drone taken for test run

A drone aircraft taking off from an airport in Scotland earlier this year for a 10-minute test run at 200 feet and then making a successful landing may not seem like a big deal but the power system on this one has made it ...

Energy & Green Tech

Solar cell material can recycle light to boost efficiency

Scientists have discovered that a highly promising group of materials known as hybrid lead halide perovskites can recycle light - a finding that they believe could lead to large gains in the efficiency of solar cells.