This category contains 4 posts

Rallying Around Our Known Unknowns: What We Don’t Know Will Hurt Us

The following will appear in the July 2012 newsletter of the AGU Hydrology Section as part of the Fellows Speak series. Given a rare opportunity to communicate to our section, I want to focus this note on some key things that we don’t know and can’t do, rather than patting ourselves on the back too … Continue reading

Good to the Last Drop: What Will We Do When the Wells Run Dry?

Good to the Last Drop: What Will We Do When the Wells Run Dry?.

A Drought of Texas-Sized Proportions: When Praying for Rain Just Won’t Do the Trick

Texas is a land of extremes. Some of the biggest hats, trucks and guns I’ve ever seen were in Texas.  I once ordered a chicken-fried steak so large that it spilled over the edge of my plate.   And the weather…well…entire books have been written about it. It’s as extreme as it gets. When it rains, … Continue reading

Spin Cycle: Will Changing Global Hydrology Throw the Geopolitical Machine Off-Balance?

A scary thing happened to me about a year or two back. Having led over 15 years of research on how to utilize NASA’s Gravity Recovery and Climate Experiment (GRACE) mission to track water storage changes and freshwater availability around the world, I came to the following conclusion. We are, on many levels, completely and … Continue reading

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Design professional Richard Vijgen's rendering of GRACE and USGS groundwater depletion data displayed on Times Square beginning on World Water Day, March 22, 2012.