solar
131Solar water disinfection — Solar water disinfection, also known as SODIS [ [http://www.sodis.ch sodis.ch] ] is a method of disinfecting water using only sunlight and plastic PET bottles. SODIS is a cheap and effective method for decentralized water treatment, usually… …
132Solar System in fiction — The Solar System and its various bodies (planets, asteroids, moons, etc.) were the earliest objects to be treated as fictional locations in works of science fiction. Among these, imaginary voyages to and explorations of Earth s Moon are found in… …
