Module 27 & Case Studies

Question 1

Ogallala Aquifer?

Answer 1

8 states
non-renewable (withdrawal > recharge rate)
dependent for crops in mid-west

Question 2

Colorado River?

Answer 2

Las Vegas takes water from farmers and locals because Las Vegas is “where there are more people”

Question 3

2 methods of desalination?

Answer 3

Reverse Osmosis

Distillation

Question 4

Dike?

Answer 4

prevent ocean floods

Question 5

Dam?

Answer 5

blocks rivers/ streams (fish ladders)

Question 6

Reservoir?

Answer 6

a body of water formed by a dam

Question 7

Levee?

Answer 7

enlarged bank built-up on both sides to prevent flooding

Question 8

Aqueduct?

Answer 8

canal or ditch to transport water

Question 9

Catskill Aqueduct?

Answer 9

120 mile aqueduct from Catskill Mountains to NYC

Question 10

Aral Sea?

Answer 10

In the Middle-East, used to be 4th largest lake then two rivers were diverted and it shrank by 60% and split inot north and south.

the dust storms from the dried areas added salt, soil, and pesticides to the atmosphere

Question 11

Mono Lake?

Answer 11

LA planned to redirect it, but their previous attempt had failed and leftover salt caused duststorms

Question 12

Klamath River?

Answer 12

In Oregon and Cali
had 7 hydroelectric dams –> plans to get rid of 4
caused algal blooms and poor water quality
disrupt Salmon migration

Question 13

4 types of irrigation?

Answer 13

flood, furrow, center pivot, drip