It has been said that the creation of NASA was due to the space exploration race between the US and the Soviet Union. One of the drives to the creation of NASA is the launching of Sputnik on October 4, 1957.
Since then, further explorations have been made by the agency.
A landform developed by the process of deposition occurring towards the centre of intermontane basins in arid or semi-arid regions is known as _________