Environmental Engineering Reference
In-Depth Information
16
(a)
12
BAU
WRE500
8
4
0
(b)
12
Stabilization Triangle
8
Continued
Fossil Fuel Emissions
4
0
2000
2010
2020
2030
2040
2050
2060
Ye a r
Stabilization wedges. (a) The upper line is the
projected emission with business as usual while the lower line
de
fig. 8.1
nes the maximum emission allowed to stabilize the
concentration of CO
in the atmosphere. (b) The space between
the projected and allowed emissions is
filled with non-emitting
stabilization wedges. (Source: S. Pacala and R. Socolow [
],
reprinted with permission from the American Association
for the Advancement of Science)
