Human impact on one system needs to change in more of earths systems

how can culture change and established culture affect the development of diffusion of material culture?

Which two rivers run westward and feed into the Columbia river?

Is the Cost of Space Exploration Justified?

What is the climate of Central America? mainly temperate mainly tropical and subtropical mainly agrarian mainly tropical with some arctic zones in the mountains Im not sure although i would guess B

What is the purpose of a green card? A) It is the final step in an alien becoming a U. S. citizen. B) It is a permit that allows a citizen to exit the U. S. for work.

In order to conquer Mexico, the Spanish

The climate of the United States can be best Described as. A. mostly arid B. mostly tundra C. Mostly Temperature D. Mostly tropical

Who is Nathaniel Greene

Who was one of the founders of the location-sharing site Foursquare? Dennis Crowley Aaron Swartz Josh Williams Scott Raymond Done answer A.

What are dry docks and what happens there? (3)