The Colorado River

Question 1

When was the first treaty established?

Answer 1

1922-1936

Question 2

What was introduced in 1936?

Answer 2

Hover damn-
Creates jobs
Changes flow

Question 3

What happened in 1936-60?

Answer 3

They realised that damns effected the downstream environment.
Shifted to water management and environment protection

Question 4

What happened in 1963?

Answer 4

Channel made from Phoenix to Tuscan meaning lower part of river receives more water
Conflict with native American Indians and Mexico

Question 5

What is Arizona worried about?

Answer 5

Too much is taken out of the up stream

Question 6

Why are farmers unhappy?

Answer 6

Returned water is too salty for irrigation

20% of Mexico’s farmland is not cultivated

Question 7

Why aren’t environmentalists happy?

Answer 7

Ecosystems rely on the water. The water should be protected for habitats

Question 8

The government’s opinion?

Answer 8

The Mexican government don’t believe they are getting enough water
They are extracting USA’s groundwater
The USA’s ground water has dropped