There are many positive and negative consequences of water control projects on the Colorado River. They can be split into social, economic, political and environmental consequences.
Why is there a problem with the Colorado Compact?
It was based on normal flow
It was based on abnormally low flow
It was based on decades of abnormally high flow
Which of the following is a social benefit of water control projects on the Colorado River?
Fresh water supply for growing desert cities such as Phoenix and Las Vegas
Loss of burial sites and other Native American sacred areas
Disagreements between states and countries with regard to allocation of water from the river
Which of the following is an economic benefit of water control projects on the Colorado River?
HEP brings money and jobs to the area
The huge cost of construction and maintenance is a financial burden to the states that funded the dams
Silting of the reservoirs with their capacity being greatly reduced is a problem
Which of the following is a political benefit of water control projects on the Colorado River?
Food is always plentiful and cheap supply due to the availability of irrigation for farmland
Desert cities such as Las Vegas attract people from all over the USA and the world brining money to the area
Individual states and the USA and Mexico have been forced to work together to come to a working agreement on problems arising in the river
Which of the following is an environmental benefit of water control projects on the Colorado River?
New habitats for wildlife have been created
Ground water supplies are used up and the water table drops
Which of the following is a political consequence of water control projects on the Colorado River?
The USA had to build a desalinisation plant at Yuma
The delta of the river has turned into a lifeless salt marsh that has been abandoned by the birds and animals that lived there
Loss of silt downstream means that farmers now need to apply expensive fertilisers to land that was previously supplied with river deposits to keep it fertile
Which of the following is a negative environmental consequence of water control projects on the Colorado River?
Many plants and animals were lost as the lakes flooded
HEP is clean electricity from a renewable source and does not contribute to the greenhouse effect
The increasing population has placed resources under great strain