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‘Evaporation Engine’ from Columbia University generates electricity from air humidity

by Futures Centre, Jan 24
1 minute read

A new ‘Evaporation Engine’, developed by Prof. Ozgur Sahin and his team at Columbia University, works by using the movement of bacteria in response to changing levels of humidity.

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Although in its early stages, natural evaporation from open water sources could potentially match power output from current wind and solar technologies, while simultaneously cutting water lost from evaporation by nearly half.

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