A company called Pavegen has developed a technology to turn footsteps into electricity . To power the aircon in the building ? Walking and other human activities can generate power via piezoelectric cells . The energy is then converted back into electrical current, which you use in your home or office as well. Analysts estimate the energy harvesting industry could be worth as much $ 30 billion by 2018 .
A company called Pavegen has developed a technology to turn footsteps into electricity . Walking and other human activities can generate power via piezoelectric cells . The energy is then converted back into electrical current, which you use in your home or office as well. Analysts estimate the energy harvesting industry could be worth as much $ 30 billion by 2018 .