Colorado Background
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	Where does the Colorado rise? Where does it End? What states does it flow through? How big is the drainage basin?
	How big is the drainage basin?
	What does this map say about surface run-off in the SW region?
	When was the peak flow on the uncontrolled Colorado? Why did it occur then?
	In what way was the Colorado 'flashy'? What happened after 1935? Was this a good thing?
	What has been happening in demographic terms to the SW region of the USA? 1981 - 1991 and onwards?
	What is the Colorado Compact? When was it agreed and why is it outdated?
	Why might it be argued that the Colorado is now a 'giant plumbing system'?
	What does the graph show - about California? about water use?
	Why is water demand so high in the SW region?
	What does the map show about water supply source in the SW region?
	How does this cartoon sum up the Colorado problem?