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Examining the Limits of ‘Energy Return on Investment’

GreenTechMedia

At the heart of this debate is one of the most important physical metrics you’ve never heard of: energy return on investment, or EROI. Hall and others, the basic principle behind EROI, also called energy returned on energy invested, is simple: A source of energy is only useful if you can get more energy out of it than what you put in.

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Low carbon generation set to meet electricity demand growth – IEA

Smart Energy International

Nuclear power generation also is expected to reach an all-time high, with growth averaging close to 3% per year. This is largely thanks to the huge momentum behind renewables, with ever cheaper solar leading the way, and support from the important comeback of nuclear power, whose generation is set to reach a historic high by 2025.

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Renewables overtake fossil fuels in 2020 as Britain's power grid enjoys 'greenest year' yet

Business Green

Wind and solar alone generated around 30 per cent of Britain's electricity in 2020, while biomass provided seven per cent, and hydropower made up 1.6 Nuclear power, meanwhile, provided 17.5 per cent of Britain's power last year, while imports accounted for just under seven per cent.

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New York?s Energy Transition (and Challenges) in 5 Charts

GreenTechMedia

That leaves a massive gap to be filled by clean energy, since more than half of the state’s carbon-free emissions today come from nuclear power, as shown in the chart below. Larger-scale transmission projects aimed at carrying Canadian hydropower and wind power downstate, such as the $2.2 Source: NYISO.

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£4.6 million tidal blade testing facility opens in Fife

Envirotec Magazine

The Arrol Gibb Innovation Campus (AGIC) will work with companies in the marine, nuclear power and energy-transition sectors to transform large-scale manufacturing through innovation and skills development. It is the first facility to open in a recently launched multi-partner innovation centre at Babcock’s Rosyth site.

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Britain's power grid celebrates greenest day and month on record in 2022

Business Green

In fresh statistics released today, Britain's grid operator said more than 50 per cent of the nation's power mix came from a wind, solar, nuclear, hydropower and other zero carbon sources for extended periods of 2022, helping to significantly drive down carbon emissions from UK energy generation.

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Can the US Catch Up in the Green Hydrogen Economy?

GreenTechMedia

needs a massive green hydrogen industry to decarbonize its electricity, transportation and industrial sectors, and major investments and policy changes today to enable it to grow to its full potential in the decades to come. lags behind China, Japan and the European Union in infrastructure and research investments to reach this potential.

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