some people say that evidence of polar bears on land is a sign that the bears' population is growing. Do you agree or disagree with this statement? why or why not?

Where is the camel predominantly located?

Boundaries affect human movement and human behavior. t or f

Demographics is data that is used to tabulate the various characteristics of a human population. False True

Which greenhouse gas has an average lifetime in the atmosphere of a few weeks to thousands of years and is the largest contributor to climate change? a) carbon dioxide b) methane c) nitrous oxide D) fluorinated gas

State three institutions that deal with human right violations

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?