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4.5 GW of pumped-storage hydro could save UK up to £690 million annually

A new study by independent researchers from Imperial College London has found that just 4.5 GW of new long duration pumped hydro storage, with 90 GWh of storage, could save up to £690 million per year in energy system costs by 2050, as the UK transitions to a net-zero carbon emission system. Commis...
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New Sustainable Energy Factbook shows 2020 was ‘blockbuster’ year for renewables in America

Faced with COVID-19 pandemic and sharp economic contraction, the U.S. clean energy sectors showed strong resilience in 2020, continuing a decade-long growth trend, BloombergNEF (BNEF) and the Business Council for Sustainable Energy (BCSE) find in their annual joint report. The ninth edition of theSu...
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Office of Fossil Energy Celebrates Black History Month 2021: Author Gallow

For as long as I can remember, my family has celebrated the achievements and contributions of African Americans during the month of February – and every month of the year. I remember sitting around the dining room table with my parents and having them ask me, “What do you want to be when you...
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Des Moines looks for leverage to push MidAmerican on carbon-free power

Photo by Kevin Young on Unsplash The city is exploring several strategies to cut emissions, but will depend on its investor-owned utility to achieve much of its ambitious new clean energy goal. As Des Moines leaders begin drafting plans for achieving the city’s ambitious new clean energy goals, on...
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Madison Gas and Electric seeks approval to invest in solar and storage

Madison Gas and Electric (MGE), in partnership with We Energies and Wisconsin Public Service (WPS), subsidiaries of WEC Energy Group, is seeking approval from the Public Service Commission of Wisconsin (PSCW) to purchase solar energy and battery storage from the Paris Solar-Battery Park. If approved...
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Hitachi ABB Power Grids is supporting world’s largest wind farm with third interconnect contract

Artistic illustration of wind turbines at Dogger Bank. Credit: Aibel. Hitachi ABB Power Grids announced that the owners/developers of the 3.6-GW Dogger Bank Wind Farm have selected it to connect the third transmission link from Dogger Bank to the UK mainland.  The link is 130 km. Hitachi ...
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Pumped storage hydro, utility-scale batteries return about 80% of the electricity they store

Pumped-storage hydroelectric facilities in the U.S. operated with an average monthly round-trip efficiency of 79%, and the utility-scale battery fleet operated at 82%, according to 2019 data from the U.S. Energy Information Administration (EIA). Round-trip efficiency is the percentage of electrici...
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