The land of the earth is divided onto seven continents. continents are larger than a island and usually made of multiple countries. the 7 continents are Asia, Africa, North america, South america, Europe, Australia and Antarctica.
Early 1800's. The Erie Canal was built in 1817
Your best probable answer would be B. because tectonic plates are pretty much the reason why Central America has over a dozen mountains.
Answer:
The UNCCD set out a definition of desertification in a treaty adopted by parties in 1994. It states that desertification means “land degradation in arid, semi-arid and dry sub-humid areas resulting from various factors, including climatic variations and human activities”.
Explanation:
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