Energy & Green Tech news

Energy & Green Tech

Recovering rare earth elements from coal ash for clean energy technologies

As the world transitions away from fossil fuels, the demand for rare earth elements (REEs) is only going to increase. These elements are vital to the production of technologies that will make the transition to green energy ...

Energy & Green Tech

Discovery could lead to longer-lasting EV batteries, hasten energy transition

Batteries lose capacity over time, which is why older cellphones run out of power more quickly. This common phenomenon, however, is not completely understood.

Energy & Green Tech

Self-charging energy harvester generates electricity from seawater

An innovative energy harvester, capable of continuously producing electrical energy by utilizing the movement of the sodium ions contained in seawater, has been developed. This technology is anticipated to find applications ...

Engineering

Bio-inspired wick enhances electronic chip cooling

A research team led by Prof. Ye Hong from the University of Science and Technology of China has developed an alumina ceramic bionic wick with finger-like pores inspired by the stomatal array of natural leaves. Their research ...

Energy & Green Tech

Sunrun CEO Powell sees need for more rooftop solar

As the head of the nation's largest rooftop solar installer, Mary Powell has a stake in the recently passed Inflation Reduction Act, which includes tax credits to make rooftop solar more affordable.

Energy & Green Tech

Watchdog groups call review at US nuclear lab 'sham' process

The U.S. government is planning to review the environmental effects of operations at one of the nation's prominent nuclear weapons laboratories, but its notice issued Friday leaves out federal goals to ramp up production ...

Energy & Green Tech

Scientists propose the optimal way to produce biofuels

Scientists from Russia, China, Saudi Arabia, the UAE, and Egypt have proposed the most effective mathematical model of the biodiesel production process at the moment. The simulation of the biodiesel production process from ...

Engineering

Climate-friendly metal production: Why is it difficult?

Most people know that metals are made from ore, but how do we make gold from gravel? That's the process we must understand to be able to make the metal industry climate friendly. Here are some alternatives for CO2-free metal ...

Energy & Green Tech

Wireless tech measures soil moisture at multiple depths in real time

Researchers from North Carolina State University have developed a wireless system that uses radio transmitters and receivers to estimate soil moisture in agricultural fields at multiple depths in real time, improving on existing ...

Energy & Green Tech

Harmful artificial turf can be made into a useful resource

It is difficult to recycle artificial turf and there are no obvious deposit-return systems for these plastics on the market. But researchers are now looking to find a solution to the problem.

Energy & Green Tech

Splitting water using bismuth vanadate

The photocatalytic water splitting process holds appeal for scientists as a solution to both energy and environmental problems. In this process, water is split into oxygen and hydrogen using light energy and a catalyst. As ...

Energy & Green Tech

Is the electrical grid prepared for climate change?

Summer heat waves across the country tested whether America's aging electrical grid can keep up with demand—a problem scientists say will be exacerbated by climate change, as severe hurricanes, wildfires and other weather ...

Energy & Green Tech

Banish retrofit blues with one-stop shop and better living

Retrofitting housing to be more energy efficient and provide equitable benefits for all is essential to make Europe carbon neutral. The job is challenging and complex and some people have trust barriers to overcome.