What are the two most highly populated cities in africa in which country is each city located?

The surface zone of the ocean varies in depth between which of the following?

Most populous state in India

Which of the four types of diffusion do you feel has been most widespread in your area and why?

Coordinates to Calcutta India

On which continent did the aztecs live?

Dams are often built to generate power. One negative impact of damming a river is reduced flow downstream water storage to battle a drought increased recreation opportunities flood control

What three cities form the global centers of economic activity?

Describe and explain the physical and/or chemical methods used to refine the coal

Explain the characteristics of authoritarianism, and identify two Central Asian countries that have this type of government

Why are the rivers so vital to europe's economy?