Question 1 of 6
Basic

Is climate change a significant problem for our groundwater?

Question 2 of 6
Basic

Can iron be precipitated from water flowing down through the subsurface?

Question 3 of 6
Basic

Initially, water is driven underground by gravity. What is the main driver after a certain depth?

Question 4 of 6
Basic

Why do people favour groundwater to surface water sources?

Question 5 of 6
Basic

Can groundwater be over a thousand years old?

Question 6 of 6
Basic

The rainwater which becomes new groundwater is called what?

Question 6 of 6
Basic

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1: Is climate change a significant problem for our groundwater?
No
1: Is climate change a significant problem for our groundwater?
Yes
1: Is climate change a significant problem for our groundwater?
We won't know for 40 to 50 years
2: Can iron be precipitated from water flowing down through the subsurface?
Yes
2: Can iron be precipitated from water flowing down through the subsurface?
No
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3: Initially, water is driven underground by gravity. What is the main driver after a certain depth?
The main driver becomes pressure
3: Initially, water is driven underground by gravity. What is the main driver after a certain depth?
The main driver is still gravity
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3: Initially, water is driven underground by gravity. What is the main driver after a certain depth?
Both pressure and gravity, depending on conditions
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4: Why do people favour groundwater to surface water sources?
Access to surface water is often limited for many due to land ownership
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4: Why do people favour groundwater to surface water sources?
They don't - lakes and rivers provide a much more reliable supply
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4: Why do people favour groundwater to surface water sources?
The cleaning effect from filtration through the subsurface makes groundwater much safer
5: Can groundwater be over a thousand years old?
No
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5: Can groundwater be over a thousand years old?
Yes
6: The rainwater which becomes new groundwater is called what?
Discharge
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6: The rainwater which becomes new groundwater is called what?
Replenish
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6: The rainwater which becomes new groundwater is called what?
Recharge