Hydropower

What's the deal with pumped-hydro energy storage?

Can two artificial reservoirs and gravity compete with batteries? Erik Steimle makes the case for modern pumped-hydro storage.

Jan 22, 2025 • David Roberts

57:32

Time to stop taking hydropower for granted?

A closer look at hydropower's essential role in enabling renewable energy growth, and the challenges it faces.

Dec 13, 2024 • David Roberts

1:02:51

How to make small hydro more like solar

A new startup called Emrgy is trying to make small-scale hydro work by developing standardized small generators that they drop into canals. (Turns out…

May 31, 2023 • David Roberts

1:03:33

What's going on with hydropower?

Hydro has always been the reliable standby for renewable energy, but does it have a future? Will there be more big dams, or more power out of existing…

Apr 14, 2023 • David Roberts

1:07:17