Answer:
Long droughts
Explanation:
The climate in Mesopotamia is semiarid, which means hot summers, and only a few months of rain. Civilization only thrives there because of floods of the rivers Tigris and Euphrates. The floods occurred only in April and May, so they had to prepare themselves for the long droughts. That's why they build canals, and what helps them settle there.
The Egyptians and the Romans.
Answer: Investments in oil and gas exploration and production generate substantial economic gains, as well as other benefits such as increased energy independence. While changing market conditions will lead to cycles in the industry, the oil and gas industry will be a driver of substantial economic activity for many years to come. In short terms everything runs on oil like money. So the more oil you have the more money u most likely will make.
Answer:
causes: the colonists had no representation in parliment
different acts were passed as taxes without the colonists consent
colonists were expected to pay for the french and indian war
the rest are effects :)