The country's hydropower potential, estimated at 84, 000 megawatts, has barely been tapped (giant India, by contrast, has a potential of 150, 000mw).

FORBES: Himalayan Vistas

The ADB says only about 3% of Africa's hydropower potential is tapped.

BBC: Woman pumps water from standpipe. Image

Its rivers, plunging from well-watered highlands into deep canyons, have hydropower potential.

ECONOMIST: African energy