Energy & Green Tech news

Energy & Green Tech

Researchers create artificial plants that purify indoor air, generate electricity

On average, Americans spend about 90% of their time indoors, and the air we breathe at work, school or home affects our overall health and well-being.

Energy & Green Tech

Newly developed material can suppress thermal runaway in batteries

A team of engineers and materials scientists at LG Chem, Korea's largest chemical company, has developed a material that they claim could greatly reduce the risk of thermal runaway and resulting fires in batteries. In their ...

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 ...

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

Electricity costs: A new way they'll surge in a warming world

Climate change is likely to increase U.S. electricity costs over the next century by billions of dollars more than economists previously forecast, according to a new study involving a University of Michigan researcher.

Energy & Green Tech

Giant wind turbine breaks 24-hour power record

(Tech Xplore)—Turbines that can produce clean energy are always a point of interest and a Denmark-based company is in the news on two counts: a recent launch and the fact that it sets a new world record for wind power from ...

Energy & Green Tech

Novel wind turbine flaps like a hummingbird

(Tech Xplore)—A Tunisian company called Tyer Wind has released details of a new type of wind turbine they have developed that is based on what the company describes as 3-D Aouinian kinematics—a wind turbine designed to ...

Energy & Green Tech

New design strategy for longer lasting batteries

It's always exciting to bring home a new smartphone that seems to do anything, but it can be all downhill from there. With every charge and discharge cycle, the device's battery capacity lowers a little bit more—eventually ...

Energy & Green Tech

Building better batteries

Lithium-ion batteries, widely used in devices ranging from electric cars to iPhones, are composed of a cathode made from a positively charged lithium compound and an anode composed of negatively charged carbon. Ideally, anodes ...