Europe’s Heatwave Triggers Negative Prices as Solar Surges

Europe's heatwave boosted solar output, pushing some wholesale electricity prices below zero as solar met a large share of midday demand. The episode shows how surging renewables can depress prices even as grid and storage constraints limit benefits, with wind and hydro also pressured by heat. Analysts say expanding battery storage and upgrading the grid are essential to manage negative pricing and potential bill impacts.