There are more active in the pacific ocean because of the pacific rim
Answer: Our five most effective pieces of environmental legislation are the Clean Air Act, the Endangered Species Act, the Montreal Protocol, the Clean Water Act, and Reformation Plan No. 3 of 1970. Because of these laws, the health of Americans and the environment they inhabit have dramatically improved.
Explanation:
He geography of Canada describes the geographic features of Canada, the world's second largest country in total area.<span> </span>
Differences in temperature, pressure and composition within the outer core cause convection currents in the molten metal.This flow of liquid iron generates electric currents, which in turn produce magnetic fields.