What effect did the terrorist attack on september 11, 2001, have on the global community? the united states cut off trade with many nations around the world. many nations lost their oil supply as a result of the attack. world stock markets were badly damaged and suffered record losses. several other nations around the world were attacked that day.

Which reason best explains why certain areas of southwest asia have low population density? a. the semi-arid climate makes farming difficult because it produces very little rainfall.b. the moist climate limits job opportunities because it reduces oil production.c. the semi-arid climate produces heavy rainfall that contributes to devastating floods. d. the moist climate reduces agricultural production by causing water shortages.