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Japanese telecom NTT, suggests high-altitude solar-powered drones could be 5G base stations in Africa. With coverage of 200 sq km per drone, approx 150,000 of them could blanket the continent with 5G (interestingengineering.com)

submitted 10 months ago by Lugh to c/futurology

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[–] curiousaur@reddthat.com 3 points 10 months ago

Solar powered blimps can use hydrolysis to break apart water and get hydrogen using electricity from solar panels. That same hydrogen can then be used for both buoyancy and as energy storage using fuel cells to turn it back into electricity when needed.

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