Researchers in Gujarat have harnessed the energy of bullocks to generate electricity for 24 villages in Vadodara district. Under this innovative method, four bullocks are yoked on to a shaft,
Tinytech, a mechanised oil expeller imported from India, is doing wonders for the villagers of Gokwe in the Midlands province of Zimbabwe. A smallscale oil milling business in Gokwe has
Rural households in India usually rely on lanterns for lighting. But the quality of a commonly used hurricane lantern is abysmal. It produces light equivalent to about one-tenth of that produced by a