Describe how early river valley civilizations innovated to meet their needs. (Be sure to define the need and describe how their innovation addressed the problem)

Which of the following statements best describes what is occurring in the land surrounding the sahara desert? a desertification is increasing, and the desert is expanding. b. fewer people are trying to farm in this semiarid region. c. the desert is shrinking with the increased use of irrigation. d. increased urbanization has resulted in decreased deforestation. select the best answer from the choices provided mark this and return save and exit next submit

List 3 factors commonly used to select the location of a city

Why did ohio and michigan have such conflict over their state boundaries