Geoscience Reference
In-Depth Information
Atmosphere:
360r-_C_O~2_c_o_n_c_e_n_t_ra_t_io_n __,
>" 340
E
li 320
";:.300
o 0280
Atmosphere:
310r-~N~2~o __
Atmosphere:
1750r-_C_H~4_C_o_n_c_e_n_t_ra_t_io_n __A
c_o_n_c_e_n_t_ra_t_io__n-,
b
~ 300
Co
.e 290
o £280
270.1:::=;:::::::::;:...--..-...... -1
",\",<:) ,,<0<:)<:)
~ 1500
.e 1250
~~ 1000
o
7501-....,.__ ..----r__ ...,....--I
,,<0"'<:) "",<:)<:) "",,,,<:) '(,<:)<:)<:)
Year
Climate:
Northern Hemisphere Aver-
age Surface Temperature
1.0 r"----------'------,
Climate:
Great Floods
'O 0.04.-:---------------,
g ~0.03
iLl:
OJ ~ 0.02
'OCT
"eI>
gu: 0.01
C
f!o
e
~;: 0.5
mea
H
~~
-0.5 '---.---.,........,.--..---1
",\",<:)
,,<0<:)<:)
,,<0"'<:)
"",<:)<:)
"",,,,<:) '(,<:)<:)<:)
Year
Coastal Zone:
Structure
Ocean Ecosystems
100~--------~----~
80
~
"5
9
-'O
lI)eI>
eI> = 60
.~ .2
~ ~ 40
£ G)
20
Terrestrial Ecosystems:
Amount of
" Domesticated Land
~50~k---------------'
"
Terrestrial Ecosystems:
Loss of Tropical Rain
Forest and Woodland
Global Biodiversity
30~I----------~---'
II)
I:
o
=-
u'O
:E ; 20
>< III
UJ::I
:l ~ 10
'u':::"
eI>
Co
til
I:
"
....I 25
OJ
~
o OL--.---.,........,.--..-~
;II. ",\",<:) ,,<0<:)<:) ,,<0"'<:) "",<:)<:) "",,,,<:) '(,<:)<:)<:)
Year
Figure 7.1 Changes in the global environment, 1750-2000
Source: Steffen et al., 2004
 
Search WWH ::




Custom Search