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

Qatar signs $470 mn solar deal

Gas-rich Qatar signed a $470-million deal on Sunday to build its first solar energy plant, capable of meeting up to one-tenth of peak national power demand.

Energy & Green Tech

Filipinos turn volcano's ash, plastic trash into bricks

Ash spewed by a Philippine volcano is being mixed with plastic waste to make bricks in an inventive response to the country's persistent problems of pollution and frequent natural disasters.

Energy & Green Tech

Green is the new black

Green cars and green energy are not new. Very few conversations go by without someone mentioning green variations of energy.

Energy & Green Tech

The paints that eat pollutants and heat homes

Applying a coat of paint on the walls of a house may soon help to heat it, saving energy and reducing CO2 emissions. It could also clean the air that we breathe, breaking down chemicals and pollutants, and eliminating harmful ...

Energy & Green Tech

Photoelectrochemical water-splitting efficiency hits 4.5%

Solar-to-fuel conversion offers a promising technology to solve energy problems, yet device performance could be limited by undesired sunlight absorption. Researchers show copper thiocyanate can assist hole transport in oxide ...

Energy & Green Tech

Britain's green energy sector brightens: survey data

Green energy has boomed in Britain over the last three years, according to survey data published Thursday which also highlighted accelerating investment in wind power.

Energy & Green Tech

European carmakers build out charging network for electrics

European automakers' network of highway charging stations for battery-powered vehicles is taking shape ahead of an expected surge in electric car sales as manufacturers strive to meet new emission limits.

Energy & Green Tech

Austria fails to win over neighbours for nuclear phase-out

Austrian Chancellor Sebastian Kurz, on his first trip abroad Thursday since being re-elected, failed to persuade the governments of four central European countries to give up on nuclear energy which they largely depend on.

Energy & Green Tech

The pitfalls of eco-efficiency

The saying "the road to hell is paved with good intentions" can be applied to many situations, and among them are companies' efforts to preserve natural resources. For example, changes intended to reduce resource use can ...

Energy & Green Tech

Five noteworthy electric vehicles to buy in 2020

Your options for a new electric vehicle in 2020 are more diverse than ever. There will be an EV for nearly every vehicle type. But increased choice also makes it harder to choose. Edmunds has selected five top EVs that you'll ...

Energy & Green Tech

A smart way to predict building energy consumption

In a time of aging infrastructure and increasingly smart control of buildings, the ability to predict how buildings use energy—and how much energy they use—has remained elusive, until now.

Energy & Green Tech

A green battery for home use in rural Africa

EPFL startup hiLyte has developed an eco-friendly battery that will allow people in Sub-Saharan Africa to light their homes and charge their cell phones. The technology is currently being tested by families in Tanzania.

Energy & Green Tech

Reducing power plants' thirst

Electricity production is one of the industries that uses the most water in the country each day. Researchers at Sandia National Laboratories are helping the largest power plant in the United States identify the most efficient ...

Energy & Green Tech

Study examines costs of closing nuclear plants in Germany

Many countries have phased out production of nuclear energy because of concerns related to nuclear waste and the risk of nuclear accidents. A new study explored the impact of the shutdown of roughly half of the nuclear power ...

Energy & Green Tech

Preparing for the hydrogen economy

In a world first, University of Sydney researchers have found evidence of how hydrogen causes embrittlement of steels. When hydrogen moves into steel, it makes the metal become brittle, leading to catastrophic failures. This ...