Environmental Engineering Reference
In-Depth Information
(a)
(b)
350
70
W
calcite, init
=2.5
W
calcite, init
=5
W
calcite, init
=10
300
60
250
50
200
40
150
30
100
20
10
50
0
0
-9
-12
-15
-20
-25
-40
-60
-9
-12
-15
-20
-25
-40
-60
d
13
C
source
(‰)
d
13
C
source
(‰)
(c)
(d)
120
35
100
80
30
60
40
25
20
21
0
-9
-12
-15
-20
-25
-40
-60
-9
-12
-15
-20
-25
-40
-60
d
13
C
source
(‰)
d
13
C
source
(‰)
(e)
(f)
7
7.5
6
5
7
4
3
6.5
2
1
0
6
-9
-12
-15
-20
-25
-40
-60
-9
-12
-15
-20
-25
-40
-60
d
13
C
source
(‰)
d
13
C
source
(‰)
Figure 19.4 Bar plot of all 21 run results for (a) maximum C
ux; (b) peak
amount of C released; (c) maximum
p
CO
2
level in the atmosphere; (d) maximum
temperature in the surface ocean; (e) minimum global average saturation state of
calcite in the surface ocean; and (f) minimum ocean surface pH as a function of
the initial saturation state and the
13
C value of the C source.
δ
find that for a
plume-released C source, nearly all ocean-surface cells are undersaturated during
peak C addition for initial
first, similar to modern-day observation (Orr
et al
.,
2005
). We
Ω
¼
2.5 and 5 (
Figures 19.5d-f),
-
calcite
high-latitude area goes undersaturated for initial
Ω
¼
10. High-latitude ocean
calcite
