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Preventive Resettlement of Populations at Risk of Disaster - GFDRR

Preventive Resettlement of Populations at Risk of Disaster - GFDRR

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Economic losses in absolute terms are higher in the<br />

more developed countries, but when measured against<br />

the total wealth in those countries, they are lower in<br />

rel<strong>at</strong>ive terms than in developing countries. Likewise, in<br />

small island st<strong>at</strong>es, such as St. Lucia, disasters can wipe<br />

out several decades <strong>of</strong> development, while in high-income<br />

countries, such as the United St<strong>at</strong>es, the effects are<br />

less perceptible, even in the case <strong>of</strong> such events as Hurricane<br />

K<strong>at</strong>rina, which in 2005 caused economic losses in<br />

the order <strong>of</strong> US$125 billion. 10<br />

1.3 Intensive and Extensive <strong>Risk</strong><br />

grows and the pace <strong>of</strong> economic activity in those hubs<br />

quickens, the exposure <strong>of</strong> economic assets to hazards<br />

increases significantly. 8<br />

1.2 Differential Distribution <strong>of</strong> <strong>Risk</strong><br />

Although the distribution <strong>of</strong> hazards makes no distinction<br />

between more or less developed countries,<br />

their impacts in terms <strong>of</strong> de<strong>at</strong>hs and people affected is<br />

much lower in countries with higher levels <strong>of</strong> human<br />

development. For example, Japan and the Philippines,<br />

which have similar degrees <strong>of</strong> exposure to tropical cyclones,<br />

have very different mortality risks, which can be<br />

correl<strong>at</strong>ed with the different levels <strong>of</strong> human development:<br />

Japan’s Human Development Index (HDI) score<br />

is 0.953, compared to the Philippines’, which is 0.771. 9<br />

In the Philippines, with a popul<strong>at</strong>ion <strong>of</strong> 16 million, the<br />

annual likelihood <strong>of</strong> de<strong>at</strong>hs due to cyclones is 17 times<br />

higher than in Japan, which has 22.5 million inhabitants<br />

(UNISDR 2009a; UNISDR 2009b).<br />

The Global Assessment Report on <strong>Disaster</strong> <strong>Risk</strong> Reduction<br />

(UNISDR 2009c) distinguishes between intensive<br />

and extensive risk, based on differences in the sp<strong>at</strong>ial<br />

and temporal concentr<strong>at</strong>ion <strong>of</strong> losses. 11 Intensive risk<br />

refers to the exposure <strong>of</strong> large concentr<strong>at</strong>ions <strong>of</strong> people<br />

and economic activities to intense hazard events, which<br />

can lead to potentially c<strong>at</strong>astrophic impacts involving<br />

de<strong>at</strong>hs and the loss <strong>of</strong> assets.<br />

Extensive risk, on the other hand, refers to the exposure<br />

<strong>of</strong> dispersed popul<strong>at</strong>ions to repe<strong>at</strong>ed or persistent hazard<br />

conditions <strong>of</strong> low or moder<strong>at</strong>e intensity (UNISDR<br />

2009c), which can lead to debilit<strong>at</strong>ing cumul<strong>at</strong>ive disaster<br />

impacts. It usually affects large numbers <strong>of</strong> persons<br />

and damages homes and local infrastructure, but without<br />

gener<strong>at</strong>ing high mortality r<strong>at</strong>es or major destruction <strong>of</strong><br />

economic assets.<br />

Globally documented losses due to disasters focus mainly<br />

on a limited number <strong>of</strong> low-frequency events. Between<br />

January 1975 and October 2008, EM-DAT recorded<br />

8,866 events (excluding epidemics) th<strong>at</strong> caused 2,283,767<br />

de<strong>at</strong>hs. Of those de<strong>at</strong>hs, 1,786,084 were a result <strong>of</strong> 23<br />

mega-disasters, mainly in developing countries; in other<br />

8<br />

Teheran and Istanbul, for instance, both <strong>of</strong> which are prone to earthquakes, have experienced swifter urban and economic growth than the<br />

overall growth <strong>of</strong> their respective countries (UNISDR, 2009a, p.56).<br />

9<br />

The degree <strong>of</strong> human development achieved by countries is measured on the Human Development Index (HDI) published each year by the<br />

United N<strong>at</strong>ions Development Programme (UNDP). The HDI measures average progress in three core dimensions <strong>of</strong> human development<br />

(a long and healthy life, knowledge, and a decent standard <strong>of</strong> living). For more details on the HDI, see http://www.undp.org.<br />

10<br />

For a more detailed analysis, see UNISDR 2009a, 57–60.<br />

11<br />

The report was coordin<strong>at</strong>ed by the Intern<strong>at</strong>ional Str<strong>at</strong>egy for <strong>Disaster</strong> Reduction Secretari<strong>at</strong> (UNISDR), in collabor<strong>at</strong>ion with UNDP, The<br />

World Bank, the United N<strong>at</strong>ions Environment Programme (UNEP), the World Meteorological Organiz<strong>at</strong>ion (WMO), the United N<strong>at</strong>ions<br />

Educ<strong>at</strong>ional, Scientific and Cultural Organiz<strong>at</strong>ion (UNESCO), the ProVention Consortium, Norway’s Geotechnical Institute and other<br />

ISDR-rel<strong>at</strong>ed entities.<br />

Chapter 1 Global and L<strong>at</strong>in America and the Caribbean N<strong>at</strong>ural <strong>Disaster</strong> Trends 5

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