What factors threaten Eastern Europe's marine ecosystem?

farming

forestry

industry

tourism

transportation

wetlands

Times of extreme cold when great sheets of ice covered parts of the earth were the A) ice ages B) bronze age C) stone age D) golden ages

What was a major problem in south Africa since the apartheid

Does migration change population. if it does explain how.

Which of the following resources was used to pollute Kuwait's land and water during the Persian Gulf War? A. coal B. iron C. oil D. salt

Who does this describe? This confederate general took command of the army of northern Virginia in June of 1862. Usually outnumbered, this general won many victories in the eastern theater fighting the union army of the Potomac. A) George B.

The primary reason for assembly lines in factories is A) less need for overtime work. B) workers learn all parts of the assembly process. C) workers are able to use a wide range of skills in making products.

A term for school founded by the puritans

What does the term kung fu refer to?

Summerize the definition of genocide

What was the significance of the Immigration Acts of 1921 and 1924?: A they limited immigration from Mexico for the first time. B they created a category of "special immigrants," which included relatives of U. S. citizens living abroad.