climate, conflict - aede.osu.edu · pdf file“road rage” – and increase the...
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![Page 1: CLIMATE, CONFLICT - aede.osu.edu · PDF file“road rage” – and increase the risk that pitchers hit batters in baseball (Sources: Kenrick et al. 1986; ... PowerPoint Presentation](https://reader031.vdocuments.mx/reader031/viewer/2022030504/5ab0f63f7f8b9a7e1d8bce3e/html5/thumbnails/1.jpg)
CLIMATE, CONFLICT,
TRADE & DEVELOPMENT
credit: OxFam
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AFRICAN PER CAPITA INCOME 1970 – 2012 (Constant USD)
Source: World Bank
Sub-
Saharan
Africa
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credit: flickr Thomas
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CLIMATE CHANGE
POVERTY & CONFLICT?
© EU 2012 EC ECHO
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80% OF AFRICAN countries have
experienced at
least ONE YEAR of
ARMED CONFLICT since 1980
CONFLICT
(So
urc
e: U
CD
P/P
RIO
)
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INCOMES FELL 40% during Sierra Leone’s civil war (Source: Casey et al 2014)
credit: flickr Jared and Melanie
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ARMED CONFLICT REDUCES
INTERNATIONAL TRADE
Holds for civil & international wars
with negative spillovers for neighboring
countries, trading partners (Source: Blomberg and Hess 2006, Qureshi 2013)
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DOES EXTREME CLIMATE
LEAD TO VIOLENT CONFLICT?
60 quantitative studies from economics,
archeology, psychology, history,
criminology, political science (Source: Hsiang, Burke and Miguel, Science 2013)
© EU 2012 EC ECHO
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STUDIES BY DURATION & SCALE
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(So
urc
e: H
au
g e
t a
l. 2
00
3, S
cie
nce
)
Major phases of collapse for the “Classic” Mayan empire (Mexico)
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High temperatures make police
trainees more aggressive, provoke
“road rage” – and increase the risk
that pitchers hit batters in baseball (Sources: Kenrick et al. 1986; Vrij et al. 1994; Larrick et al. 2011)
© flickr CraneStation
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VIOLENT
INTER-GROUP
RETALIATION
(USA)
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TEMPERATURE AND VIOLENCE IN AFRICA
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High temps
lead to more
violence in
27 OUT OF
27 STUDIES
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In a meta-analysis
with 19 studies,
+1 SD IN
TEMPERATURE
INCREASES
VIOLENCE 12%
(So
urc
e: B
urk
e, H
sia
ng
an
d M
igu
el 2
01
5)
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PROJECTED
TEMPERATURE
INCREASE (2050)
2oC rise (projected for 2050)
VIOLENT CONFLICT UP 40%
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Re-analyzing data
in O’Loughlin et al.
(2012, PNAS),
MINIMAL
ADAPTATION TO
WARMING OVER
20 YEARS
(So
urc
e: B
urk
e, H
sia
ng
an
d M
igu
el 2
01
5)
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Re-analyzing data
in O’Loughlin et al.
(2012, PNAS),
MINIMAL
ADAPTATION TO
WARMING OVER
20 YEARS
(So
urc
e: B
urk
e, H
sia
ng
an
d M
igu
el 2
01
5)
![Page 19: CLIMATE, CONFLICT - aede.osu.edu · PDF file“road rage” – and increase the risk that pitchers hit batters in baseball (Sources: Kenrick et al. 1986; ... PowerPoint Presentation](https://reader031.vdocuments.mx/reader031/viewer/2022030504/5ab0f63f7f8b9a7e1d8bce3e/html5/thumbnails/19.jpg)
With global mitigation efforts
at a standstill, a new climate
adaptation agenda for Africa
is desperately needed E.g., drought-resistant crop varieties,
weather insurance, foreign aid programs?
Nunn and Qian (2014, AER) on food aid
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credit: flickr string_bel