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

Solid-state batteries line up for better performance

Solid-state batteries pack a lot of energy into a small space, but their electrodes are not good at keeping in touch with their electrolytes. Liquid electrolytes reach every nook and cranny of an electrode to spark energy, ...

Engineering

Launch of world's most powerful tidal turbine

The world's most powerful tidal turbine has taken the next step towards deployment in the Orkney Islands, an archipelago off the north-eastern coast of Scotland and home to some of the strongest tidal currents across the ...

Energy & Green Tech

Calculating the rising energy demand for cooling

Due to climate change, the average global temperature will rise in the coming decades. This should also significantly increase the number of so-called cooling degree days. These measure the number of hours above a certain ...

Energy & Green Tech

Coal-fired Poland turns toward the sun

A solar boom is helping Poland take a big step towards weaning itself off coal as a new homegrown photovoltaic technology is poised to be a game-changer in harnessing the power of the sun.

Engineering

World first concept for rechargeable cement-based batteries

Imagine an entire 20-storey concrete building that can store energy like a giant battery. Thanks to unique research from Chalmers University of Technology, Sweden, this vision could someday be a reality. Researchers from ...

Engineering

Engineers harvest Wi-Fi signals to power small electronics

With the rise of the digital age, the amount of Wi-Fi sources to transmit information wirelessly between devices has grown exponentially. This results in the widespread use of the 2.4GHz radio frequency that Wi-Fi uses, with ...

Energy & Green Tech

Lamborghini hits accelerator on electric future

Italian sports car maker Lamborghini on Tuesday unveiled Tuesday a 1.5-billion-euro ($1.8 billion) electrification plan for its luxury vehicles, joining a global push away from fossil fuels at the risk of upsetting fans.

Energy & Green Tech

Invention reduces risk of battery explosions

A deceptively simple sensor system developed at the U.S. Department of Energy's Pacific Northwest National Laboratory can prevent dangerous conditions from developing in outdoor battery cabinets.