How to build a real energy revolution in Africa

ideas.ted.com

TED Fellow David Moinina Sengeh explains why he’s bullish about the “microgrid.”

Nearly 70% of the sub-Saharan African population doesn’t have electricity. That’s about 600 million people who are completely off-grid, often paying high prices in cash and health to use diesel generators, kerosene lamps and charcoal fires.

Recently, we’ve seen a wealth of stories about entrepreneurs who promise clever solutions for these unhealthy, smoke-belching products. The replacements may differ, but all seem to agree: Installing actual electricity infrastructure in Africa would take too long and be too expensive to be practical. So instead there’s a focus on products that, while often very smart, and certainly well-meaning, serve only one single use. I’m talking bike-powered mobile phone chargers, solar-powered lamps, “pot-in-pot” refrigerators.

I’m not alone in finding something grating about the idea that people living on the continent should make do with an inferior solution that westerners wouldn’t tolerate for a second. The cleverest solar lightbulb in the world is no replacement for a standard AC-current plug that…

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