How did volcanic activity lead to the formation of oceans?

How do oil sands affect emissions?

Most contiguous united states falls between which two lines of latitude?

Why do small isolated islands have a greater rate of species extinction than larger, less isolated islands?

Who has full right over the Nile river?

The warring tribes of Rwanda are the

Which ocean zone is most habitable

What is the next step in this Sun Life cycle after it has used up its hydrogen fuel A. Super giant B. Supernova C. Nebula D. Red giant

How can littering negatively/impact the environment?

What is natural gas, and what advantages and disadvantages does it have as a source of energy?

The Midwest is an important agricultural region in the United States. In a short paragraph, explain why the Midwest often is referred to as the "breadbasket" of the United States.