No country can come near 100% renewables without hydropower: International Hydropower Association’s Roger Gill

The world has about 160 GW of pumped storage installed capacity at the moment – storing at least 9,000 GWh of electricity. Indeed over 94 per cent of the world’s entire energy storage is pumped hydro. We need to double this capacity: that’s another 160 GW. But if the market structures are ill defined, investors won’t fund these projects.

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