Which two individuals were responsible for creating better and more efficient means of long-distance communication?

What term is given to the border between the central alps and the southern limestone alps?

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

Which barrier to economic development is shown in the following examples?