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Questions tagged [groundwater]

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14
votes
1answer
763 views

Do ringwoodite minerals point to an “ocean's worth” of water, or a true subterranean ocean?

Appears that the answer is that it is highly likely that the water that the ringwoodite minerals point to is an "ocean's worth" of water, not a true subterranean ocean. Do ringwoodite minerals ...
8
votes
1answer
2k views

Source of water for the Great Artesian Basin in Australia

The Great Artesian Basin in Australia covers 23% of the continent and contains 64,900 cubic kilometres of water. Many years ago it was claimed on a TV science show I saw that some of the water in the ...
1
vote
0answers
43 views

Pyrite oxidation

How much pyrite has to be oxidized to produce a sulfate concentration of 15 mM? If the solution initially has a pH of 8, roughly what would the pH drop to if there is no buffering of acidity?
14
votes
2answers
651 views

How important is understanding linear algebra in groundwater modeling?

I am considering taking a course in linear algebra and wanted to get a survey to see how important it is. My goal is not just to understand how to push the buttons in some software (e.g. GW Vistas, ...
-6
votes
1answer
444 views

Is it possible that the recent droughts are signs of epic crust failure? [closed]

The full question is: Is it possible that the recent, successive, long droughts from Australia to the West Coast of both American continents are signs of epic crust failure? The question is aimed ...