Avatar image for JimBell  ( JimBell )  Comments made by JimBell
City Council Approves $6 Million Contract For Recycled
Wastewater Project  Here's a broader view. Achieving Water
Security by Becoming Water Self-sufficient  A Jim Bell
Commentary – www.jimbell.com, 619-758-9020  Many experts are
projecting doom and gloom, scenarios of decreasing water
supplies and increasing cost, yet the San Diego/Tijuana Region
can easily become renewable water self-sufficient and even
become a net water exporter.  Even if we assume the worst case
scenario of zero precipitation and the complete cutoff of all
imported water, the San Diego/Tijuana Region could completely
replace all the freshwater it currently uses by installing PV
panels over 4.3% of its roofs and parking lots. In 2015, 4.3% of
our region’s roofs and parking lots will be about 9 sq. miles,
or as shown in the graphic, 4.5 sq. miles on each side of the
border.  The above statement is based on the following
assumptions:  1. A yearly average of 5-hr. of sunlight p