Read about Africa’s two greatest environmental concerns: desertifictation and the spread of disease. Choose one of these concerns and write a short paragraph about its impact on Africa. What has caused this problem to occur, and how has it impacted people who live there?

Evaporite rocks te more permeable than reef rocks true false

Give reason sugarcane waste can be recycled into useful products

Which of the following best describes brazil's economy from 1650-1880? a. it gradually shifted to manufacturing as the industrial revolution progressed. b. it was based on mining. c. it was based on plantation agriculture, where slaves served as a labor force. d. it was based on small, family-owned farms.