Diminishing Sierra Snowpack
% Remaining, Relative to 1961-1990
Source: A Luers/Union of Concerned Scientists
This
shows how the more sensitive
global model projects
snowpack to change
in the Sierras.
The
change in snowpack is significant
because it comprises
approximately half
the total water storage capacity
of California, the other
half being contained mainly
in human-made reservoirs.