Here are sites I have come across in the course of researching The Ripple Effect.
https://aquadoc.typepad.com/waterwired/
https://www.aguanomics.com/
https://www.pacinst.org/
https://www.sfgate.com/cgi-bin/blogs/gleick/index
https://www.sfgate.com/cgi-bin/blogs/tphilp/index
https://aquafornia.com/
https://aguaportucson.blogspot.com/
https://www.royte.com/blog/
https://carbon-based-ghg.blogspot.com/
https://thewaterblog.wordpress.com/
https://sogweb.sog.unc.edu/Water/index.php/Main_Page
https://sogweb.sog.unc.edu/Water/index.php/Main_Page
https://water.org/learn-about-the-water-crisis/facts/
https://projects.nytimes.com/toxic-waters