How did physical geographic factors, such as river valleys, and human geographic factors, such as the development of agriculture and cities, encourage the development of river valley civilizations?

How did the europeans design the national borders of africa? why?

The declining axolotl population in mexico city is an example of in overcrowded cities. a. the surpassing of support capacity b. changes to natural environments and native species c. the lack of safe homes and tenured spaces d. the effects of a growing urban heat island

Mexico is the largest blank country in the world. a) oil producing b) spanish speaking c) computer programming d) ice fishing