From prehistoric instances, Egyptians in all probability used the power of the annual flooding of the Nile to irrigate their lands, steadily learning to manage much of it through purposely constructed irrigation channels and “catch” basins. The ancient Sumerians in Mesopotamia used a complex system of canals and levees to divert water from the Tigris and Euphrates rivers for irrigation. Continuing enhancements led to the furnace and bellows and supplied, for the first time, the ability to smelt and forge gold, copper, silver, and lead – native metals found in comparatively pure form in nature. The advantages of copper instruments over stone, bone, and wood tools were shortly apparent to early humans, and native copper was most likely used from close to the beginning of Neolithic occasions .
- The rising world population, climate change, and the intensive use of water in industry, agriculture and the vitality sector make sustainable water