My off-grid school, by Oprah Winfrey
Oprah’s opened an off-grid school as part of her Leadership Academy in South Africa.
She…
March 28, 2007
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Oprah’s opened an off-grid school as part of her Leadership Academy in South Africa.
She…
Nanosolar is winning the race to develop solar power that is cheaper per unit than grid electricity. The company promises a solar panel on every building.…