Georgia Tech
The earliest known use of wind energy is the sailing ship; the earliest record of a ship underneath sail is that of a Nile boat relationship to the 8th-millennium BCE. From prehistoric instances, Egyptians probably used the facility of the annual flooding of the Nile to irrigate their lands, gradually learning to control a lot of it through purposely built irrigation channels and "catch" basins. The ancient Sumerians in Mesopotamia used a fancy system of canals and levees to divert water from the Tigris and Euphrates rivers for irrigation. It has helped develop more superior economies (including today's global economy) and has allowed the rise of a leisure class. Many technological processes produce undesirable by-products known as air pollution and deplete pure resources to the detriment of Earth's surroundings. Innovations have at all times influenced the values of a society and raised new questions within the ethics of know-how. The time period "know-how...