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This book present the design of a mechanical system that harness the energy hitherto wasted while walking, for the purpose of irrigation. The existence of man on Planet Earth is continuously threatened by adverse climate changes, global warming, pollution and many more. These has been attributed largely due to use of fossil fuels, release of harmful gases into the atmosphere and destruction of natural vegetation. A switch to the use of alternative energy sources or renewable energies have been singled out as the most effective way of reversing this trend. This work is meant to draw attention...