What's east asia country contains 1/5 of the worlds population

Read the article titled "trans-saharan migration routes to north africa and the eu: historical roots and current trends." why do tens of thousands of sub-saharan africans try to cross the mediterranean each year? how are these refugees commonly portrayed? (site 1)

Deposition is a a. destructive event b. constructive event c. destructive process d. constructive process

Which of the following best describes the term cleavage? a. cleavage describes the quality and amount of light reflected from a mineral surface. b. cleavage is the characteristic growth pattern or shape of a mineral. c. cleavage is the splitting of minerals along natural planes of weakness.d. cleavage is the colored mark that a mineral makes when scratched on a porcelain tile.e. cleavage describes a mineral's resistance to abrasion.