Energy & Green Tech news

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) ...

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 ...

Energy & Green Tech

Desperate for good news about climate change? Consider the pace of clean energy growth

Climate change has been viewed almost universally as a burden, a hot potato to be passed from country to country at annual climate change conferences. Although it's widely known that climate-friendly solar and wind energy ...

Engineering

Engineers develop solar-powered lithium extraction from brine

A team of engineers at Nanjing University, working with a pair of colleagues from the University of California, Berkeley, has developed a new way to extract lithium from briny water.

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

Getting to zero emissions: A call for unified energy planning

As competition between gas and electric utilities heats up due to clean energy-promoting policies that emphasize replacing gas with electricity, state regulators need to overhaul their approach to regulation, argue scholars ...

Energy & Green Tech

Researcher wants to ensure AI doesn't ruin the environment

Artificial intelligence (AI) has changed the world as we know it. It's been used for everything from health-care monitoring to writing speeches. But the technology's impact on the environment is becoming a serious concern.

Energy & Green Tech

Building lithium-sulfur batteries with paper biomass

A major byproduct in the papermaking industry is lignosulfonate, a sulfonated carbon waste material, which is typically combusted on site, releasing CO2 into the atmosphere after sulfur has been captured for reuse.

Energy & Green Tech

Temperature heals lithium dendrites

Rechargeable lithium-ion, the dominant battery technology for portable electronics, is increasingly becoming the battery of choice for electric-vehicle and electric-grid energy-storage applications.

Energy & Green Tech

Knitting electronics with yarn batteries

When someone thinks about knitting, they usually don't conjure up an image of sweaters and scarves made of yarn that can power watches and lights. But that's just what one group is reporting in ACS Nano. They have developed ...

Energy & Green Tech

Research hints at double the driving range for electric vehicles

When it comes to the special sauce of batteries, researchers at the Department of Energy's Pacific Northwest National Laboratory have discovered it's all about the salt concentration. By getting the right amount of salt, ...

Energy & Green Tech

Future electric cars could recharge wirelessly while you drive

Electric vehicles may one day be able to recharge while driving down the highway, drawing wireless power directly from plates installed in the road that would make it possible to drive hundreds—if not thousands—of miles ...

Energy & Green Tech

New design produces true lithium-air battery

Researchers at the University of Illinois at Chicago and at Argonne National Laboratory have designed a new lithium-air battery that works in a natural-air environment and still functioned after a record-breaking 750 charge/discharge ...

Energy & Green Tech

Engineers create solution to cheaper, longer lasting battery packs

An electrical engineer at The University of Toledo, who nearly died as a girl in Africa because of a hospital's lack of power, has developed a new energy storage solution to make battery packs in electric vehicles, satellites, ...

Energy & Green Tech

Big switch: Electric cars put China on automobile map

The rise of electric cars heralds not only a major technology switch but also promises massive disruption to today's auto giants as Tesla and a group of powerful Chinese rivals take over the fast lane.

Energy & Green Tech

Materials 'sandwich' breaks barrier for solar cell efficiency

Solar cells have great potential as a source of clean electrical energy, but so far they have not been cheap, light, and flexible enough for widespread use. Now a team of researchers led by Tandon Associate Professor André ...

Energy & Green Tech

Reducing a building's carbon output can also lower costs

Researchers from Concordia University's Department of Building, Civil and Environmental Engineering have found a way to significantly reduce carbon emissions produced by residential and non-residential buildings, while also ...