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Small reservoirs:  hot spot of scattered resources in the Volta basin P. CECCHI On behalf of the V3 Project
Burkina Faso Localization  Enclosed within the large ring of the Niger River 274 200 Km 2  ( ≈  ½ France; ≈ 22% South Africa) 10,5 M. inhbts in 1996 (14,1 M. in 2006) ≈  38 inhbts / km 2  ; recurrent poverty Upper Basins of the Volta River (Ghana)
1951-1980 1981-2000 600 mm 900 mm 1/ Threshold  ≈  mid-seventies 2/ Precipitations:  - 30 % 3/ Southern migration:  > 100 km SR: an answer to aridification  1951-1980 > 1700 reservoirs
SR ≈  7 M. rural folk  Dry season: > 1000 km 2 > 4000 km
CPWF2: V3 Uses  require  water ( quantity and quality ) Uses  impact  the resource ( quantity and quality ) There exist  trade-off  between impacts and requirements That  determine  the nature of available resources ,[object Object],[object Object],[object Object],[object Object],Water Uses and Users Requirements Resources Impacts
CPWF2: V3 ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
CPWF2: V3 ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
CPWF2: V3 ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Up- & Down- scaling  in terms of resource  management   and/but  also  in terms of  processes  involved From scale to scale CPWF2: V3
CPWF2: V3 ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

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Small reservoirs: hot spot of scattered resources in the Volta basin

  • 1. Small reservoirs: hot spot of scattered resources in the Volta basin P. CECCHI On behalf of the V3 Project
  • 2. Burkina Faso Localization Enclosed within the large ring of the Niger River 274 200 Km 2 ( ≈ ½ France; ≈ 22% South Africa) 10,5 M. inhbts in 1996 (14,1 M. in 2006) ≈ 38 inhbts / km 2 ; recurrent poverty Upper Basins of the Volta River (Ghana)
  • 3. 1951-1980 1981-2000 600 mm 900 mm 1/ Threshold ≈ mid-seventies 2/ Precipitations: - 30 % 3/ Southern migration: > 100 km SR: an answer to aridification 1951-1980 > 1700 reservoirs
  • 4. SR ≈ 7 M. rural folk Dry season: > 1000 km 2 > 4000 km
  • 5.
  • 6.
  • 7.
  • 8.
  • 9. Up- & Down- scaling in terms of resource management and/but also in terms of processes involved From scale to scale CPWF2: V3
  • 10.