In the middle east at the end of 2012 what was not a major concern

Aprimary source can be a picture of you that someone else took? true or false

What from the columbian exchange had perhaps the biggest impact on the world?

Why are slanted roofs found on many buildings within russia and finland? a. to prevent ice slides. b. to prevent the build-up of water during heavy rains. c. to prevent heat from escaping during the clod winter months. d. to prevent snow build-up.