The country of Japan is made up of a string of islands, also known as

A. isthmus

B. peninsula

C. chain

D. archipelago

Between which two countries is there a land that no one owns?

How is desertification affecting the Sahel? A. It causes the land easier to farm B. It causes the land to become more arid C. It causes the formation of lakes and ponds D. It causes more people to move to the area.

Why is Earth nicknamed the "blue planet"? A. The global oceans have tinged the land with a blue color. B. Nearly 71 percent of its surface is covered by oceans. C. Ocean waters reflect in the sun light, lending a blue hue. D.

Some people protest against the World Trade Organization (WTO). What is a common complaint among protestors? A. The WTO opposes the most powerful governments. B. The WTO lacks authority to resolve trade disputes. C.

Which of the following is NOT part of the ICF model? A. environmental factors B. participation C. activities D. persistence

how do air masses affect the weather?

What is a problem Natives in both Bolivia and Peru face?

When is the Earth said to be at perihelion?

Occurs when an area's resources are used up faster than they can be replaced.

1. Why is air pollution a health threat? How is it measured? 2. Why is global warming so controversial? What is causing it? 3. What is acid deposition? How is it damaging?