How many deserts comprise the USA’s, Western Desert?

How big, in square kilometres, is the Western Desert?

Which of the following is NOT one of the tribes that live in the Western Desert?

When did Europeans begin to migrate into the Western Desert?

Which of the following states is NOT part of the Western Desert?

Which of the following cities is NOT in the Western Desert?

Aquifers are one source of water for people in the Western Desert. What is the other source?

What method of irrigation does large-scale industrial agriculture use?

How much water from the Colorado river are farmers allocated?

Which of the following is NOT mined in the Western Desert?

What method of power is uranium used in?

The isolation in the desert regions provides a tremendous opportunity for what type of power?

What other source of power is used to provide electricity to Western Desert Communities?

How many active oil wells are there, on Navajo land, in Arizona?

What has recently become the Western Desert’s most important source of income?

How many visitors visit Las Vegas annually?

In Sumer, what temperatures can be reached in Death Valley, in the Mojave Desert?

Per square kilometre, what is population density of the Western Desert?

How many people live in Phoenix, Arizona?

How many people live in Las Vegas, Nevada?

What is an aquifer.

How long is the Colorado river?

What colour do people in the Western Desert paint their houses, to reflect sunlight?

Native Americans grow alfalfa. What do they use this for?

What is the name of the dam that stores water from the Colorado river?