Answer:
Rural to urban migration represents people moving from village to town.
Explanation:
This causes the cities to grow and to be overcrowded. People migrate from countryside to town to find better life standard. They are in search for better jobs, vivid social life and run away from rural living. Unfortunately this causes the villages to be abandoned and be forgotten.
The answer is b because the other ones are involved in environmental science
<span>During
the flow of the river, water force gets remains alongside the riverbanks. As
the water hits a larger body of water, the force in its flow became slow and
the sediments it picks up settled on the lowest point of the riverbed. During
the time Mississippi River and the Gulf of Mexico hits each other, sediments
are deposited and it created the South Louisiana land. In order to use this process
to rebuilt wetlands, dredged material from the Mississippi River must be used
to create alteration pipelines of sediments. This process replicates the building
process of original land and sediments deposition. </span>
65.78% of the water is is frozen at the poles.
