What is the name of these colorful bodies of water?

A. mining runoff
B. river pollution
C. tailings ponds
D. recreational lakes


is a process in which more and more people move from the country into the cities and suburbs (“suburban sprawl”), following factory (and other) jobs not directly related to farming.
A. Urbanization
B. Deforestation
C. Desertification
D. Overpopulation


happens when the number of organisms within the environment of a particular species has exceeded the carrying capacity for the area.
A. Urbanization
B. Deforestation
C. Desertification
D. Overpopulation