Construction of the largest energy storage facility in Poland – and one of the biggest of its kind anywhere in Europe – has begun. The site is intended to become a key part of Poland's transition towards greener forms of energy, storing surplus power produced by renewables. The facility is being. . With coal still generating 68% of electricity as of 2024 [1], the country faces mounting pressure to meet EU climate targets while ensuring grid stability. The recent completion of Żarnowiec Pumped Storage Power Station's 750 MW expansion [2] shows promise, but pumped hydro alone won't solve. . Polish utility PGE Group is planning to add more than 80 energy storage facilities through to 2035 to the tune of PLN 18 billion ($4. 7 billion). One of these will be the 981 MWh Zarnowiec battery energy storage project, which will be supplied with locally produced LG Energy Solution's grid-scale. . Poland's power sector is transitioning away from coal, with the share of coal-fired power generation in the country expected to fall from 90% in 2010 to 55% in 2025 and further down to 20% by 2030, according to the S&P Global Energy Planning Case released in January. Integrating renewable energy. . Construction of the country's largest battery-based electricity storage facility has started in Żarnowiec. Instead of bulky generators, they whip out suitcase-sized battery units - Poland's portable power storage projects in action. These mobile energy solutions are transforming how the nation tackles energy challenges, from. .