(05-23-2023, 07:49 PM)WindyCityCard Wrote: One of the leading experts in the world on this (and as far as I know _the_ leading expert) is Stanford Geophysics Prof. Rosemary Knight, who has led a team that developed the technology to do detailed hydrological mapping, including in the Central Valley: https://earth.stanford.edu/people/rosemary-knight
In an earlier response I provided a link to a (light) overview of some of Knight's recent work on mapping groundwater recharge pathways. In case you missed it ...
https://news.stanford.edu/2021/06/15/fin...-recharge/
In 1938 Neville Chamberlain declared "Peace in our time", Superman first appeared in Action Comics, Seabiscuit beat War Admiral ....... and C.a.l last won the Rose Bowl.