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![Page 1: Home | University of Exeter - The future of climate scienceFIFTH ASSESSMENT REPORT OF THE INTERGOVERNMENTAL PANEL ON CLIMATE CHANGE WMO UNEP o 0.2 -0.6 -0.4 -0.2 0.4 0.6 0.8 1.0 1.25](https://reader034.vdocument.in/reader034/viewer/2022051900/5feee7fe51ae05482f045e46/html5/thumbnails/1.jpg)
The future of
climate science A public forum with world-leading IPCC
climate researchers
#climate2014 www.exeter.ac.uk/climate2014
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#climate2014 www.exeter.ac.uk/climate2014
Professor Thomas Stocker
Co-Chair of Working Group I
#climate2014 www.exeter.ac.uk/climate2014
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1
Observations
Understanding
Future
www.climatechange2013.org
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Warming of the climate system
is unequivocal
IPC
C 2
013, F
ig. S
PM
.1b
Temperature Difference 1901 to 2012 based on trend (°C)
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Warming of the climate system
is unequivocal
Change in E
nerg
y C
onte
nt
(10
21 J
oule
)
1980 1990 2000 2010
300
200
0
100
-100 1970
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atmosphere, land, ocean
extreme events
water cycle
global mean sea level
Human influence on the
climate system is clear.
sea ice, glaciers, ice sheets
Cause
Worldwide Effects
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IPC
C 2
013, F
ig. S
PM
.8
2°C world
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IPC
C 2
013, F
ig. S
PM
.8
4.5°C world 2°C world
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IPC
C 2
013, T
FE
.2, F
ig. 2
+19 cm
+98 cm
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IPC
C 2
013, F
ig. S
PM
.8
Today we have a choice.
4.5°C world 2°C world
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www.climatechange2013.org