this post was submitted on 12 May 2026
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Round-the-clock renewables: New report says clean energy now challenges fossil fuels on price (www.euronews.com)
submitted 15 hours ago by sanitation@lemmy.radio to c/technology@lemmy.world
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[–] NoSpotOfGround@lemmy.world 3 points 8 hours ago

Fully dispatchable renewable with sufficiently deep buffers against dunkelflaute is prohibitively expensive(BESS 120 usd/kWh) , and this ruins your EROEI which is already marginal to start with.

Renewable energy sources that can be switched on and off at will with sufficiently deep buffers against lulls in generation are prohibitively expensive (Battery Energy Storage Systems cost 120 usd/kWh) , and this ruins your Energy Return on Energy Invested ratio which is already marginal to start with.