review
ON   THE   ECONOMICS OF CLIMATE CHANGE
o°c
Food
Projected Impacts of Climate Change
Global temperature change (relative to pre-industrial) 1°C                  2°C                  3°C                4°C                  5°C
Falling crop yields in many areas, particularly developing regions
Possible rising yields in some high latitude region
Falling yields in many developed regions
Water
n               ± .                 Significant decreases in watet
Small mounter, glacers   availability ,„ many areas incMil
disappear - water     ^ supplies threatened in several areas
Mediterranean and Southern Africa
Sea level rise threatens major
Ecosystems
Extensive Damage to Coral Reefs
Rising number of species face extinction
Extreme
Weather
Events
Risk of Abrupt and
Major Irreversible
Changes
Rising intensity of storms, forest fires, droughts, flooding and heat waves
Increasing risk of dangerous feedbacks and abrupt, large-scale shifts in the climate syste
Stabilisation and Commitment to Warming
5%      400 ppm C02e     95%
450 ppm C02e
550
ppm C02e
650ppm C02e
750ppm COLe
Eventual temperature change (relative to pre-industrial)
ig
°
*
o°c
1°C
2°C
3°C
4°C
5°C
Emissions Paths to Stabilisation
100 n----------------------------------------------------------------------------------------------------------
0 H---------------------1---------------------1---------------------1---------------------1---------------------1---------------------1---------------------1---------------------1---------------------r
2000  2010  2020  2030  2040  2050  2060  2070  2080  2090  2100
Global Emissions by Sector
ENERGY EMISSIONS
Power (24%)
Transport (14%)
Buildings (8%)
Industry (14%)
Other energy related (5%)
Waste (3%)
Agriculture (14%)
NON-ENERGY EMISSIONS
Total emissions in 2000: 42 GtC02e
Land use (18%)
Potential Emissions Markets from Power and
Industrial Sectors
20000
18000
§ 16000
c 14000 o
I 12000 a>
ó1 10000 o
I  8000
c
~  6000 o
1  4000
2000 -
Total emissions from fossil fuels
Emissions from power and industrial sectors (estimated)
--------------------1--------------------
European Union United States of    China, India, (25)                  America         Mexico, Brazil,
South Africa
G7            EU25, Jap, Aus,
Can, USA
OECD
Top 20 Global emitters
Adaptation: Scaling up Overseas Development Aid
0.40
0.35
QDA as a % 0.25   ofGNI (left scale)
-0,20
a?
0.15
0,10
0.05
0.00
.
o      —      m      «
S    S    SI    s

C          (O
'.C
s   s
■■■
*   0,30
»      *
Total ODA (right scale)
036
NJolatODAtoAlrica {right scale)
140
120
100
I
80  <0
60  2,

SSSSSSoSp
40
20
review
ON   THE   ECONOMICS OF CLIMATE CHANGE