support the following statement using a variety of examples from the unit: migration significantly changes populations

Migration  significantly changes populations because migration means to leave and if people leave the country they are supposedly in. The population will go down. The population will eventually go up at the location or country they arrive in.

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Migration significantly changes populations.

Explanation:

The human migration accounts for about 90 % of the share of the dispersal of man and his society as the migration can be due to the push and the pull factors and it can be seasonal and temporal or permanent and thus the nature of the emigration differs on the basis of the availability of the resources and the demands.There can be four types of migration patterns that are seen as the urban to urban, rural to rural and urban to rural and the rural to the urban is the most common type of the migration. Thus the migration is an example of the changes in the population dynamics and based on the political in the social and the economic factors of the country or region.

Answerhave flowing water either episodically or during only a portion of the year;

Drought resistance because they are close to a lot of supplys