Training material/lecture, part of the "supercourse - epidemiology, the Internet and Global Health" Read more...
Four low-cost handpumps are considered in this document. The manual describes in detail the construction of 4 simple designs of handpump: the DTU... Read more...
Rainwater harvesting, one of the world's most important ancient water supply techniques, is beginning to enjoy a resurgence in popularity. Read more...
Roofwater harvesting can be a clean and convenient method of obtaining water. Terry Thomas considers the many advantages and disadvantages of its use... Read more...
The crop yields of Gansu Province in China have long been at the whim of the environment. New rainwater harvesting techniques have helped farmers '... Read more...