Impact On Water

Question 1

Aquifer

Answer 1

An area of permeable sediment or rock that holds significant amounts of water

Question 2

Sediment

Answer 2

Solid material that is moved, by water, and deposited in a new area.

Question 3

How much water (as a percentage) does thermoelectric power use?

Answer 3

49%

Question 4

How much water (as a percentage) does irrigation of crops use?

Answer 4

31%

Question 5

How much water (as a percentage) does public supply use?

Answer 5

12%

Question 6

How much water (as a percentage) does industry use?

Answer 6

4%

Question 7

How much water (as a percentage) does livestock, mining, and aquaculture use?

Answer 7

Less than 4%

Question 8

How does agricultural runoff pollute waters?

Answer 8

It contains fertilizers which upsets the balance of nutrients in bodies of water.

Question 9

How does industrial runoff pollute waters?

Answer 9

It contains toxic chemicals which harms aquatic organisms.

Question 10

How does urban runoff pollute waters?

Answer 10

It contains pesticides, fertilizers, oil & gasoline, and bacteria & viruses, all of which can reduce the quality of surface water and groundwater.

Question 11

How does runoff from mines pollute waters?

Answer 11

It contains metals which can contaminate surface and groundwater.

Question 11

How do oil spills pollute waters?

Answer 11

It expose aquatic life to toxic chemicals and can also reduce the amount of oxygen in the water.

Question 12

How does construction runoff pollute waters?

Answer 12

It contains excess sediment, this reduces the amount of light in the water as the rivers and streams become cloudy. This means less photosynthesis can occur.

Question 13

How much of the water pollution (as a percent) is from runoff from land?

Answer 13

44%

Question 14

How much of the water pollution (as a percent) is from airborne pollutants that originate on land?

Answer 14

33%

Question 15

How much of the water pollution (as a percent) is from spills from shipping?

Answer 15

12%

Question 16

How much of the water pollution (as a percent) is from dumping trash into the ocean?

Answer 16

10%

Question 17

How much of the water pollution (as a percent) is from offshore mining and drilling

Answer 17

1%

Question 18

What are some examples of land-based pollution?

Answer 18

Garbage, hazardous waste, and fertilizers

Question 19

What are some examples of airborne pollution that originates on land?

Answer 19

Emissions from power plants or cars.

Question 20

What are some examples of solid waste (ocean garbage)?

Answer 20

Plastic bottles and bags, foam, and glass. Animals become entangled in this waste, some even eat it when they mistake it for food. It also enters circular currents and collects in large patches.

Question 21

What does excess sediment do (ocean garbage)?

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Answer 21

Large amounts of land based sediment washes into the oceans. This can clog the filters of filter feeders like clams.

Question 22

What is an example of excess nutrients (ocean garbage)?

Answer 22

Fertilizers that enter land runoff. This can cause too much algae to grow, this causes water to appear green, brown or red and sometimes even glow at night.

Question 23

What is a management solution for water pollution?

Answer 23

Government legislation to reduce water pollution.

Question 24

What is somethings we can do as solution for water pollution?

Answer 24

Take shorter showers, turn the faucet off while you are brushing your teeth, fix leaking faucets, and recycling to prevent trash from entering the oceans.