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How this 'tethered energy drone' can help produce affordable clean energy with a small footprint – GeekWire
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New research from Oxford University suggests that even without government support, 4 technologies - solar PV, wind, battery storage and electrolyzers to convert electricity into hydrogen, are about to become so cheap,
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How this 'tethered energy drone' can help produce affordable clean energy with a small footprint – GeekWire
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