Energy & Green Tech news

Engineering

New research unlocks potential of electrochemical separation for water treatment and resource extraction

A team of Vanderbilt researchers has developed novel technology called electrochemical ion pumping (EIP) that could revolutionize the treatment of water and resource extraction.

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.

Energy & Green Tech

Where leading countries stand in the transition to renewable heating, road transport and electricity

The sluggish rate of progress made in the energy transition is putting the goal of reducing greenhouse gas emissions to zero by 2050 at risk. On the positive side, with early warning indicators guiding timely and targeted ...

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

Britain's last coal-fired power station closes

The UK's last coal-fired power station will officially close its doors on Monday, making Britain the first G7 country to end its reliance on the fossil fuel to produce electricity.

Energy & Green Tech

Nepal dam-building spree powers electric vehicle boom

Taxi driver Surendra Parajuli's decision to buy an electric cab would have been unthinkable a decade ago, when chronic power cuts left Nepalis unable to light their homes at night.

Energy & Green Tech

A communal energy hub

The amount of energy produced by renewable sources ebbs and flows. The Fraunhofer Institute for Industrial Mathematics ITWM has found a smart work-around for these fluctuations. Its scientists developed an innovative energy ...

Energy & Green Tech

Comparing residential energy use on similar weather days

To better determine the potential energy cost savings among connected homes, researchers at Oak Ridge National Laboratory developed a computer simulation to more accurately compare energy use on similar weather days.

Energy & Green Tech

Tests measure solar panel performance beyond established standards

Photovoltaics used in solar panels are sensitive to environmental factors and often suffer degradation over time. International Electrotechnical Commission standards for accelerated degradation do not include field tests. ...

Energy & Green Tech

E-car sales in Norway reach new record high

Sales of new electric cars in Norway hit a record high last year, sector experts said Friday, reaching 42.4 percent of all nearly-registered cars in 2019, mostly thanks to strong demand for Tesla's Model 3.

Energy & Green Tech

Declining renewable costs drive focus on energy storage

An oft-repeated refrain—the sun doesn't always shine, and the wind doesn't always blow—is sometimes seen as an impediment to renewable energy. But it's also an impetus toward discovering the best ways to store that energy ...

Energy & Green Tech

Connecting energy production and storage

The good news is that renewables account for nearly 50 percent of electricity generated in Germany. The bad news is that they lack the flexibility to adapt to the day's fluctuating electricity demand. They only furnish electrical ...

Energy & Green Tech

Trump administration says it will approve largest solar farm in US

Federal officials plan to approve a massive solar farm with energy storage in the desert outside Las Vegas, paving the way for a $1-billion project that will provide electricity to Nevada residents served by billionaire Warren ...

Energy & Green Tech

Physicists create highly efficient rocket fuel

Scientists at the Faculty of Physics and Engineering, working with the Tomsk company Scientific and Production Center Chemical Technologies, have created and tested an improved model of a hybrid rocket engine. The team synthesized ...

Energy & Green Tech

Japan revises Fukushima cleanup plan, delays key steps

Japan on Friday revised a roadmap for the cleanup of the tsunami-wrecked Fukushima nuclear plant, further delaying the removal of thousands of spent fuel units that remain in cooling pools since the 2011 disaster. It's a ...

Energy & Green Tech

Rust Belt region banks on becoming hub for electric vehicles

The day Youngstown's steel mills began shutting down 40 years ago remains fresh in the minds of those who live in the blue-collar corner of Ohio. Community leaders don't want the recent closing of General Motors' massive ...

Energy & Green Tech

Rolls-Royce: Zero emissions bird set for 2020

Rolls-Royce has taken the wraps off its one-seater electric plane. This was a first look that drew global interest from news sites last week, as the big date is set for Spring next year to fly. The plane could become the ...

Energy & Green Tech

Is seaweed the solution to sustainable biofuel?

Produced from organic matter or waste, biofuels play an important role in reducing greenhouse gas (GHG) emissions and are one of the largest sources of renewable energy in use today. Most of Europe's renewable transport target ...

Energy & Green Tech

Government proposes release of Fukushima water to sea or air

Japan's economy and industry ministry proposed on Monday the gradual release or evaporation of massive amounts of treated but still radioactive water being stored at the tsunami-wrecked Fukushima nuclear plant.