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.

Business

Using artificial intelligence to reduce risks to critical mineral supply

Australia risks losing its world-leading advantage in critical and rare minerals used for clean energy, electric vehicles and batteries for solar energy, unless it embraces artificial intelligence in the mining sector, according ...

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 ...

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.

Engineering

Heating and cooling that anticipates your needs

According to a recent survey, about half of Americans feel their office is either too hot or too cold. A number of factors play into this issue of thermal comfort, but the hardest factor to control for is the one we're most ...

Energy & Green Tech

How heat can be used to store renewable energy

The effect that fossil fuels are having on the climate emergency is driving an international push to use low-carbon sources of energy. At the moment, the best options for producing low-carbon energy on a large scale are wind ...

Electronics & Semiconductors

Sustainable light sources: LEDs from bacterial production

In the FET Open project ENABLED, TU Graz protein designer Gustav Oberdorfer is working together with researchers from Spain and Italy on environmentally friendly and inexpensive light-emitting diodes.

Energy & Green Tech

Mobility technology: Will transport revolution live up to the hype?

Over the past decade almost US$200 billion has been invested globally in mobility technology that promises to improve our ability to get around. More than US$33 billion was invested last year alone. Another measure of interest ...

Energy & Green Tech

Electricity market transforming apace but security a worry

The transformation of the national electricity market has "progressed at a remarkable pace and scale" over the last year as it moves towards renewables, but security is a critical issue, according to the Energy Security Board.

Energy & Green Tech

EU wants battery autonomy, but first it needs graphite

As Europe looks to declare its tech independence by becoming a leader in next-generation batteries, it will have to start by making its own graphite. The problem is, nearly all of it now comes from Asia, mainly China.

Energy & Green Tech

Offshore wind farms could power much of coastal China: study

Under the Paris Climate Agreement, China committed to rely on renewable resources for 20 percent of its energy needs by 2030. Currently, the country is on track to double that commitment, aiming to hit 40 percent by the next ...

Energy & Green Tech

France shuts oldest reactors, but nuclear power still reigns

France will start closing its oldest atomic power plant on Saturday after 43 years in operation, the first in a series of reactor shutdowns but hardly a signal the country will reduce its reliance on nuclear energy anytime ...

Energy & Green Tech

'Wood' you like to recycle concrete?

Researchers at the Institute of Industrial Science, a part of The University of Tokyo, have developed a new procedure for recycling concrete with the addition of discarded wood. They found that the correct proportion of inputs ...

Electronics & Semiconductors

Scientists develop safer lead-based perovskite solar cell

Researchers at Northern Illinois University and the U.S. Department of Energy's (DOE) National Renewable Energy Laboratory (NREL) in Golden, Colorado, are reporting today (Feb. 19) in the journal Nature on a potential breakthrough ...

Energy & Green Tech

Could water solve the renewable energy storage challenge?

Seasonal pumped hydropower storage (SPHS), an already established yet infrequently used technology, could be an affordable and sustainable solution to store energy and water on an annual scale, according to new IIASA research ...

Energy & Green Tech

Researchers show advance in next-generation lithium metal batteries

A Washington State University research team has developed a way to address a major safety issue with lithium metal batteries—an innovation that could make high-energy batteries more viable for next-generation energy storage.