Answer:
Poor air and water quality, insufficient water availability, waste-disposal problems, and high energy consumption are exacerbated by the increasing population density and demands of urban environments. Strong city planning will be essential in managing these and other difficulties as the world's urban areas swell.
I believe the Patriot Act was created as a response to the terrorist attacks on 9/11/01.
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Opportunities were strong friendships and feeling patriotic about US. Hardship: training didn’t prepare you for intensity & terrible conditions of war , homesickness, boredom , returning home injured, damaged & fear of death.
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Answer:
The feudal system is based on a sort of wealth hierarchy. The king gives land to nobles and in return they pay taxes. The nobles tax the peasants that move onto the land. The peasants are generally farmers, so they grow most, if not all their food. They sell the food to other peasants and nobles. The knights living on the land have an immediate duty to protect their kingdom is called on by the king, so they have less, or no taxes.
Explanation:
I know stuff, I guess.