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You are browsing the archive for hydrogeology Archives - Water Underground.

March 17, 2019

Of Karst! – short episodes about karst

We often associate groundwater with large water storage and very slow water movement, for instance compared to rivers. But is it possible that groundwater flow can be as quick as stream flow? Of karst, it is possible!

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February 18, 2019

Water: underground source for billions could take more than a century to respond fully to climate change

While climate change makes dramatic changes to weather and ecosystems on the surface, the impact on the world’s groundwater is likely to be delayed, representing a challenge for future generations.

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July 18, 2018

How deep does groundwater go? Mining (dark) data from the depths

We’ve all been asked (or do the asking), “where does your water come from?” This is a fundamental question for establishing a series of additional questions that can ultimately help define strategies for valuing and protecting a particular water resource.

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January 5, 2018

A Tanzanian groundwater safari through the last 2 million years

Watching our backs in case of predators, we ventured out of the safety of our Land Rover for Gail to sample the lake water, as salt blew in drifts around us off the desiccated edges of the lake bed…

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December 12, 2017

An alternate career path for Groundwater Science-Engineering PhDs

Post by Jim Roy, Research Scientist at Environment and Climate Change Canada. _______________________________________________ A recent editorial in Nature highlighted the relative scarcity of academic positions available to graduating PhD students (Many junior scientists need to take a hard look at their job prospects; 25 October, 2017). It notes that “it has been evident for years that international science is training many more PhD students than the academic system can support”. Firm …

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November 28, 2017

Hydraulic fracturing close to groundwater wells

By Scott Jasechko and Debra Perrone _______________________________________________ In December, 2016, the Environmental Protection Agency finalized a report [Ref. 1] on hydraulic fracturing and drinking water resources that, among other conclusions, states: (a) Quote from [Ref. 1]: “scientific evidence that hydraulic fracturing activities can impact drinking water resources under some circumstances” (b) Quote from [Ref. 1]: “When hydraulically fractured oil and gas production wells are located near or within drinking water resources, there is …

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November 9, 2017

Community advice to young hydrologists, Part 1

What book or paper has been most influential to your career and why?

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November 4, 2017

Of Karst! – short episodes about karst

This episode focuses more on the appearance of karst features in famous movies and TV programs that may be familiar to some of us, although we may not have watched them through the eyes of a karst fanatic at the time.

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October 30, 2017

Where does the water in streams come from when it rains?

If you don’t see the connection between streamflow and underground water, you need to keep reading.

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October 13, 2017

Groundwater organic matter: carbon source or sink?

Could groundwater be a previously unrecognised source or sink of carbon?

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