The elevator industry is currently devoting a great deal of time and dare I say energy, into developing ‘green’ products that will contribute to the global objective of preserving our planet for future generations. The general trend is to find ways of reducing rather than eliminating the use of electrical power. Matthew Lloyd of Mathew Lloyd Architects in collaboration with the Royal Engineers, Architecture Inside Out and the RIBA had created the working prototype of elevator powered by water .
Source: youtube.com