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 ...

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

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

Halogens can increase solar cell performance by 25 per cent

New research from the University of British Columbia and the University of North Carolina at Chapel Hill shows that using halogens—a class of elements that include fluoride, bromine, chlorine and iodine—in a dye-sensitized ...

Energy & Green Tech

Paving the way for a non-electric battery to store solar energy

Materials chemists have been trying for years to make a new type of battery that can store solar or other light-sourced energy in chemical bonds rather than electrons, one that will release the energy on demand as heat instead ...

Energy & Green Tech

Graphene unlocks the promise of lithium sulfur batteries

Many battery scientists are interested in the potential of lithium sulfur batteries because, at least in theory, they offer a high energy density at relatively low cost. However, lithium sulfur batteries face a number of ...

Energy & Green Tech

A lithium-ion battery inspired by safety glass

Researchers in the United States have modified the design of lithium-ion batteries to include slits along the electrodes, a feature which may mitigate the risk of battery failure during automobile accidents. The prototype, ...

Energy & Green Tech

Making fuel out of thick air

Scientists hoping to develop new energy resources have long pursued the goal of directly converting methane, a simple and abundant chemical found in natural gas, into a usable fuel such as methanol. Until now, scientists ...

Energy & Green Tech

How waste coffee grounds could help fuel London buses

(Tech Xplore)—Across continents, people are concerned about how to address harmful CO2 emissions in the environment. Now there is news that some London buses will run on a biofuel partially made from old coffee grounds. ...