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  "name": 
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  "name": 
            
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d-hazard-maps-for-buzi-pungwe-save-bupusa-transboundary-river-basins",
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d-hazard-maps-for-buzi-pungwe-save-bupusa-transboundary-river-basins",
            
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  "notes": "OpenLISEM is an open-source hydrological model suited for 
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  "notes": "OpenLISEM is an open-source hydrological model suited for 
            
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the simulation of floods, flash floods and erosion events. The 
18
the simulation of floods, flash floods and erosion events. The 
            
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following sections provide an overview of the results from the 
19
following sections provide an overview of the results from the 
            
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OpenLISEM model used in the exposure mapping A 30x30m flood map 
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OpenLISEM model used in the exposure mapping A 30x30m flood map 
            
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(maximum flood height) for the BuPuSa region was developed for several 
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(maximum flood height) for the BuPuSa region was developed for several 
            
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points on the intensity-frequency-duration curve. This curve 
22
points on the intensity-frequency-duration curve. This curve 
            
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represents the extreme value analysis (EVA) for the rainfall across 
23
represents the extreme value analysis (EVA) for the rainfall across 
            
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the BuPuSa area. Based on 50 years of historic rainfall data from 
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the BuPuSa area. Based on 50 years of historic rainfall data from 
            
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TAMSAT the EVA is developed for a 1000 year period. From this 
25
TAMSAT the EVA is developed for a 1000 year period. From this 
            
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different rainfall intensities area taken which are referred to at the 
26
different rainfall intensities area taken which are referred to at the 
            
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return period. The statistical possibility of a certain rainfall 
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return period. The statistical possibility of a certain rainfall 
            
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intensity to happen once in X many years. Flood maps were developed 
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intensity to happen once in X many years. Flood maps were developed 
            
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for the following return periods: 1/2, 1/10, 1/50, 1/100 and 1/1000. 
29
for the following return periods: 1/2, 1/10, 1/50, 1/100 and 1/1000. 
            
30
In addition to 5 different return periods, two different scenarios 
30
In addition to 5 different return periods, two different scenarios 
            
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were modeled. A short high intensity rainfall event that typically 
31
were modeled. A short high intensity rainfall event that typically 
            
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causes flash floods, and a longer term lower intensity rainfall event 
32
causes flash floods, and a longer term lower intensity rainfall event 
            
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that typically causes fluvial (river) floods. These events were 
33
that typically causes fluvial (river) floods. These events were 
            
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represented by respectively a 6h rainfall event and a 14 day rainfall 
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represented by respectively a 6h rainfall event and a 14 day rainfall 
            
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event. As a result 10 different flood maps were developed.\r\n\r\n",
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event. As a result 10 different flood maps were developed.\r\n\r\n",
            
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Programme (IHP), founded in 1975 following the International 
            
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Hydrological Decade (1965-1974), is the only intergovernmental 
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Hydrological Decade (1965-1974), is the only intergovernmental 
            
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cooperation programme of the UN system dedicated to water research and 
            
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management, and related education and capacity development. It 
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management, and related education and capacity development. It 
            
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addresses national, regional, and global water challenges, by 
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addresses national, regional, and global water challenges, by 
            
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supporting the development of sustainable and resilient societies. 
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supporting the development of sustainable and resilient societies. 
            
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Expanding a holistic understanding of water, improving technical 
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Expanding a holistic understanding of water, improving technical 
            
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capabilities, and enhancing human and institutional capacities are 
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capabilities, and enhancing human and institutional capacities are 
            
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IHP\u2019s main tools. IHP\u2019s work supports sound, evidence-based 
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IHP\u2019s main tools. IHP\u2019s work supports sound, evidence-based 
            
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water governance and decision-making drawing on transdisciplinary 
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water governance and decision-making drawing on transdisciplinary 
            
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science and technology other knowledge systems.",
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Transboundary River Basins",
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Transboundary River Basins",
            
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