Energy & Green Tech news

Electronics & Semiconductors

In a step toward solar fuels, durable artificial photosynthesis setup chains two carbons together

A key step toward reusing CO2 to make sustainable fuels is chaining carbon atoms together, and an artificial photosynthesis system developed at the University of Michigan can bind two of them into hydrocarbons with field-leading ...

Energy & Green Tech

Electric cars overtake petrol models in Norway

Hot on the heels of still-dominant diesel cars, electric vehicles now outnumber petrol models for the first time in oil-rich Norway, a world first that puts the country on track to taking fossil fuel vehicles off the road.

Energy & Green Tech

Newly developed electrolyte could boost renewable energy storage

Renewable energy sources like wind and solar are critical to sustaining our planet, but they come with a big challenge: They don't always generate power when it's needed. To make the most of them, we need efficient and affordable ...

Energy & Green Tech

Scientists reveal new electrochemical cell design for turning carbon dioxide into a green fuel

Researchers from Tokyo Metropolitan University have made strides forward in realizing industrial conversion of bicarbonate solution made from captured carbon to a formate solution, a green fuel. The research is published ...

Energy & Green Tech

Where in the world is closest to becoming a '15-minute city'?

Paris and Milan are among the cities closest to reaching the urban planning goal of being a "15-minute city," while car-dependent metropolises in the United States and elsewhere lag behind, a worldwide analysis said Monday.

Energy & Green Tech

Research explores potential of smart grid energy optimization

SUNY Poly Assistant Professor Dr. Mahmoud Badr and peers recently published research titled "Reinforcement Learning for Fair and Efficient Charging Coordination for Smart Grid," in the journal Energies. The research investigates ...

Energy & Green Tech

New plan shows Australia's hydrogen dream is still alive

Producing hydrogen remains vital to Australia's prosperity through the net-zero transition, according to a major strategy that lays a national pathway to becoming a global leader in low-emissions technology.

Energy & Green Tech

Winds of change: Improvements for wind energy production

The development of wind energy, a renewable, emissions-free energy source, is widely acknowledged as an imperative to mitigate greenhouse gas emissions and the impacts of climate change. In recent years, much progress in ...

Energy & Green Tech

Researchers are testing a new carbon capture method

Although research has been conducted into carbon capture and storage for 40 years, there is still a need to refine the technology to make it as energy efficient as possible. This is the case now, as carbon capture and storage ...

Energy & Green Tech

France's $35B innovation plan includes nuclear reactor funds

French President Emmanuel Macron on Tuesday unveiled a 5-year, 30 billion-euro ($35 billion) investment plan for developing innovative technology and industrial activity, including building small nuclear reactors, electric ...

Engineering

Building out of concrete, but without pouring concrete

EPFL researchers have built a footbridge prototype using reinforced-concrete blocks from walls of a building being renovated. The blocks were cut into individual pieces on site and assembled into a prestressed arch. This ...

Energy & Green Tech

Hydrogen can play key role in US decarbonization

Earlier this summer, Energy Secretary Jennifer M. Granholm launched the U.S. Department of Energy's (DOE's) Energy Earthshots Initiative, and the first Energy Earthshot is the "Hydrogen Shot," with the goal of accelerating ...

Energy & Green Tech

How to make full use of wind energy in a compact city

Wind can be used as a renewable energy source that is clean, uncontaminated, and inexhaustible. Such characteristics have helped wind energy technologies to a key contributor to sustainable development in society, which is ...

Energy & Green Tech

The world's slow transition to cleaner energy

The transition towards cleaner energy has made progress but not quick enough to limit global warming to well below 2 degrees Celsius, as agreed in the 2015 Paris climate agreement.

Energy & Green Tech

Nuclear option: Earth's climate panacea or poison?

For its supporters, nuclear energy is the world's best—perhaps only—hope to avoid catastrophic climate change. Opponents say it is too expensive, too risky and totally unnecessary.

Energy & Green Tech

Green energy springs from abandoned UK coalmine

Dawdon coalmine in northeast England was abandoned three decades ago, but is being brought back to life as the unlikely setting for a green energy revolution.

Energy & Green Tech

Hydropower decline adds strain to power grids in drought

After water levels at a California dam fell to historic lows this summer, the main hydropower plant it feeds was shut down. At the Hoover Dam in Nevada—one of the country's biggest hydropower generators—production is ...

Energy & Green Tech

Producing kerosene from bio-based side streams

Wageningen University & Research and its partners have developed a new type of aviation fuel that is produced using bio-based waste streams from the agriculture industry.

Energy & Green Tech

Repairing turbines with a supersonic blast of metal particles

A highly anticipated capability with the potential to repair hydroelectric dam turbines without the melting associated with traditional repair methods has made its way to the Pacific Northwest National Laboratory (PNNL) for ...