richey-famiglietti-GRACE-groundwater

Trends in groundwater storage in the world’s 37 largest aquifers. Over half are past sustainability tipping points, meaning that more groundwater is extracted than is replenished on an annual basis. From Richey et al., 2015, Quantifying renewable groundwater stress with GRACE http://onlinelibrary.wiley.com/doi/10.1002/2015WR017349/abstract

Author:Jay Famiglietti

Jay Famiglietti is a hydrologist, a professor and the Director of the Global Institute for Water Security at the University of Saskatchewan, where he holds the Canada 150 Research Chair in Hydrology and Remote Sensing. Before moving to Saskatchewan, he served as the Senior Water Scientist at the NASA Jet Propulsion Laboratory at the California Institute of Technology. Famiglietti and his research team use satellites and develop computer models to track changing freshwater availability and groundwater depletion around the world. He is an active speaker, a frequent advisor to national and international government officials on water issues, and avid writer for the general public.

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