Noida, short for the New Okhla Industrial Development Authority, is an efficiently arranged Indian city under the administration of the New Okhla Industrial Development Authority (likewise called NOIDA). It is a piece of National Capital Region of India. Noida came into managerial presence on 17 April 1976 and commends 17 April as "Noida Day". It was set up as a component of a urbanization push amid the disputable Emergency time frame (1975– 1977). The city was made under the UP Industrial Area Development Act, 1976 by the activities of Sanjay Gandhi.The city has the most astounding per capita pay in the entire National Capital Region. Noida is delegated an exceptional financial zone (SEZ).The Noida Authority is among the most extravagant community bodies in the country.As per temporary reports of Census India, the number of inhabitants in Noida in 2011 is 642,381 .of which male and female are 352,577 and 289,804 respectively.Roads in Noida are lined by trees and it is viewed as India's greenest city with about half green cover, the most elevated of any city in India.