The sahara desert covers 3 1/2 million square miles. does that mean it is much smaller, roughly equal to, or much larger than the u. s.?

3. lithuania, latvia, and estonia all signed a peace treaty with germany in 1996 signed a pact with russia in 1996 were admitted to the european union in 2004 were damaged by the chernobyl explosion in 1986

Arid and semiarid subcategories are part of which climate

Which continents lie only in the northern hemisphere