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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…
November 9, 2017
Community advice to young hydrologists, Part 1
What book or paper has been most influential to your career and why?
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.
October 13, 2017
Groundwater organic matter: carbon source or sink?
Could groundwater be a previously unrecognised source or sink of carbon?
September 28, 2017
Western water wells are going dry
We recently mapped groundwater wells across the 17 western states , where half of US groundwater pumping takes place.
July 17, 2017
Good groundwater management makes for good neighbors
Post by Samuel Zipper, postdoctoral fellow at both McGill University and the University of Victoria, in Canada. You can follow Sam on Twitter at @ZipperSam. ___________________________________________________________ Dedicated Water Underground readers know that this blog is not just about water science, but also some of the more cultural impacts of groundwater. Keeping in that tradition, today’s post begins with a joke*: Knock, knock! Who’s there? Your neighbor Your neighbor who? Your neighbor’s groundwater, …
July 2, 2017
Groundwater & Education – Part One
Post by Viviana Re, postdoctoral researcher at the University of Pavia (Università di Pavia), in Italy. You can follow Viviana on Twitter at @biralnas. Part one of a two part series on groundwater and education by Viviana. ___________________________________________________________ Education /ɛdjʊˈkeɪʃ(ə)n The process of receiving or giving systematic instruction, especially at a school or university. from Latin educatio(n-), from the verb educare Educare is a combination of the words e (out) and ducare (lead, drawing), …
June 26, 2017
What is the difference between ‘water withdrawal’ and ‘water consumption’, and why do we need to know?
Last week I had to teach my first class in global hydrology. When I showed the global trend on increasing demands and withdrawals I needed to explain the different terms as sometimes the term “water use” gets, well, misused.
June 10, 2017
Is highway de-icing ‘a-salting’ our aquifers?
If you live in a cold climate, have you ever wondered where all the de-icing salt (or ‘grit’ as we call it in the UK) that gets spread on the roads in winter time ends up, aside from that accumulating salty grime that coats your car? As you might expect, most of the salt gets washed off the highways as the salt has the desired effect of melting the ice, or carried away by rain. This salty ‘runoff’ ends up in streams nearby via pipes which drain the highway.
May 11, 2017
Groundwater Speed Dating! Can you find a match?
Welcome to the first edition of groundwater speed dating. In today’s post I introduce you to a motley crew of isotopes and chemicals that hydrogeologists and geochemists use to date the age of groundwater.