Desertification is a period of little or no rainfall.
a. true
b. false

A/an map shows the types of rock and/or sediment present in a particular region.a map that uses a range of colors and shading to represent the elevation, depth, or landscape of specific features on earth is a/an map.to show the dominant weather pattern in a region over a long period, a scientist is likely to create a/an map.a map has contour lines, which connect points at the same elevation.a map that uses shading to represent rates of violent crime across a state is an example of a/an map.

How did the europeans design the national borders of africa? why?

While most people who lived in ancient egypt and the middle east avoided settling in nearby deserts, those regions protected them from their enemies. why do you think this was true?