成人快手

Successful design doesn't necessarily require sophisticated technology or big budgets. In South Africa, one company is changing how water is collected in some of the country's most poverty-stricken areas. The energy of children playing on a roundabout is harnessed to operate a water pump. Not only has the company made clean drinking water accessible with its ingeniously simple design solution, it is also re-addressing the gender balance with the gathering of water and assisting young people's access to schools.