Energy & Green Tech news

Engineering

Study highlights complex ocean conditions facing world's most powerful tidal turbine

The number of tidal power and other offshore renewable energy installations is set to grow significantly around the UK coastline over the coming decades.

Energy & Green Tech

Organic supramolecular crystals with high hydrogen storage performance could enhance fuel-cell vehicle efficiency

Hydrogen is often seen as the fuel of the future on account of its zero-emission and high gravimetric energy density, meaning it stores more energy per unit of mass compared to gasoline. Its low volumetric density, however, ...

Engineering

Which is ecologically better: Concrete or plastic pipes?

On behalf of the FBS (Federal Association of Concrete Sewer Systems), Fraunhofer UMSICHT prepared a life cycle assessment of the environmental impact of wastewater pipes made of (steel) concrete. This also functions as an ...

Energy & Green Tech

New continuous reaction process can help turn plant waste into sustainable aviation fuel

Washington State University scientists successfully tested a new way to produce sustainable jet fuel from lignin-based agricultural waste. Published in the journal Fuel Processing Technology, the team's research demonstrated ...

Energy & Green Tech

Solar panels soon may power and protect apple orchards

A small experimental apple orchard at Cornell's Hudson Valley Research Laboratory may soon be topped by solar panels, which would not only track the sun to capture energy, but provide a warm canopy on cooler spring days and ...

Energy & Green Tech

Study shows US can cut greenhouse gas emissions by 65% by 2035

Dramatically expanding climate-action policies across all levels of government, sectors of society and the economy could slash U.S. greenhouse gas emissions by 65% by 2035 compared to 2005 levels, according to a new report ...

Business

Can cryptocurrencies ever be green?

Cryptocurrencies have been condemned over their environmental record at a time when traditional investments have been rapidly moving towards greener environmental, social and governance (ESG) values. So how long will it be ...

Energy & Green Tech

French rail company orders 12 hydrogen trains

French national railway SNCF said Thursday it has ordered 12 hydrogen-powered trains to begin tests in four regions in 2023 as it eyes a zero-emissions future with the nascent technology.

Energy & Green Tech

Offshore wind data release propels wind prospecting

At first glance, today's wind resource assessors and mining prospectors of the past seem quite different. Look closer and you will find some striking similarities. Notably, a willingness to sift through volumes of information ...

Energy & Green Tech

Biofuels producers, farmers not sold on switch to electric

The president and auto industry maintain the nation is on the cusp of a gigantic shift to electric vehicles and away from liquid-fueled cars, but biofuels producers and some of their supporters in Congress aren't buying it. ...

Business

Retaining knowledge of nuclear waste management

Have you ever started a new job and spent a lot of time figuring out everything from how to get paper for the printer to whether an important customer prefers quick phone calls to emails?

Energy & Green Tech

China's bitcoin mining rush risks derailing climate goals

China's electricity-hungry bitcoin mines that power nearly 80 percent of the global trade in cryptocurrencies risk undercutting the country's climate goals, a study in the journal Nature Communications said on Tuesday.

Energy & Green Tech

Aluminum-anode batteries offer sustainable alternative

The cost of harvesting solar energy has dropped so much in recent years that it's giving traditional energy sources a run for their money. However, the challenges of energy storage—which require the capacity to bank an ...

Energy & Green Tech

Recycling – A batteries passport

Scientists at Oak Ridge National Laboratory have devised a method to identify the unique chemical makeup of every lithium-ion battery around the world, information that could accelerate recycling, recover critical materials ...

Energy & Green Tech

Diversity can prevent failures in large power grids

The recent power outages in Texas brought attention to its power grid being separated from the rest of the country. While it is not immediately clear whether integration with other parts of the national grid would have completely ...

Engineering

Scientists studying solar try solving a dusty problem

The layer of dust and pollen that settles on the windshield of your car is easily removed with a turn of the lever that activates wipers and water. Removing that layer from a solar panel—especially one inconveniently located ...

Energy & Green Tech

Biden aims to juice EV sales, but would his plan work?

Dangling tax credits and rebates in his drive to fight climate change, President Joe Biden wants you to trade your gas-burning car, truck or SUV for a zero-emissions electric vehicle.