What are the effects of rural urban migration

Topographic maps are used to measure a-composition b-movement c-elevation d-texture

Which factors add to the greenhouse effect and are caused by human activities?

Yo! a girl out ! i will give brainliest! hu one of the main reasons societies settled along rivers in the neolithic era was because a) the village elders demanded it. b) the land there was more valuable. c) it was more safe and secure there. d) it provided irrigation for farming.