How does climate and available freshwater help climate change and human lifestyle in Northern Africa and Southwest Asia?

Because of the mild climate and important rivers, North Africa/Southwest Asia saw rise to two cultural hearths. A cultural hearth is a place that comes up with a way of living (culture) that the places around it adopt. Around 6000 years ago, people settled in the Nile river valley.

answer; /// i believe the correct answer is (ku5hite dynasty conquered egypt

answer; gravity pulls glaciers down hill and as glaciers flow it pick up rocks and soil;