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US high-altitude wind-energy developer Makani Power has been bought by Google, cementing earlier investments in the start-up by the internet giant.

Google buys high-flying Makani

US high-altitude wind-energy developer Makani Power has been bought by Google, cementing earlier investments in the start-up by the internet giant.

US high-altitude wind-energy developer Makani Power has been bought by Google, cementing earlier investments in the start-up by the internet giant.