The Stratosphere is the layer of the Earth’s atmosphere which lies beyond the troposphere. It extends up to an altitude of 50 kilometres from the earth’s surface. This layer is almost free from clouds and associated weather phenomenon. It therefore makes conditions most ideal for flying aeroplanes.
Dispersed Settlements − In these kind of settlements, houses are spaced far apart and often interspersed with fields. However, the market and some other activities in these settlements are centralized where they participate together.