Nile Basin wetlands — an important natural resource

1,018 views

Published on

Poster by Rebelo, L.M. for: CPWF Nile Basin Focal Project Final Workshop, Dar es Salaam, Tanzania, 9 December 2009.

Published in: Technology
0 Comments
0 Likes
Statistics
Notes
  • Be the first to comment

  • Be the first to like this

No Downloads
Views
Total views
1,018
On SlideShare
0
From Embeds
0
Number of Embeds
1
Actions
Shares
0
Downloads
11
Comments
0
Likes
0
Embeds 0
No embeds

No notes for slide

Nile Basin wetlands — an important natural resource

  1. 1. FU Berlin Improved Agricultural Water Management In the Nile Basin Nile Basin Wetlands: An important natural resource Lisa‐Maria Rebelo 1 1 International Water Management Institute, Addis Ababa, Ethiopia Wetlands occur extensively across the Nile Basin Wetlands offer many important ecosystem services Should be considered a key component in IWRM They support a wide range of agricultural activities  Their sustainable management is thus critical Water storage Surface water holding Groundwater recharge Groundwater discharge Flow regulation  Flood mitigation  Water quality control Water purification Retention of nutrients Retention of sediments Retention of pollutants Ecosystem services provided by or derived from wetlands (adapted from MEA, 2005) Hydrological regulating functions of  wetlands (Ramsar, 1999) Spatial distribution and areal extent of wetlands within the Nile Basin  (Derived  from Lehner and Döll, 2004, and Di Gregorio, 2002) The Sudd Wetland: Mapping inundation extent using ALOS PALSAR June 2007 September 2007 December 2007 All images provided courtesy of JAXA, and acquired as part of the ALOS Kyoto and Carbon Initiative for  Science Team product development: Prototype area, the Upper Nile Analyse opportunities and  constraints for optimal  benefits Analyse Sudd hydrology  Knowledge base of  socio‐economic system and implications to/from  Fisheries WR developments Livelihoods and  socioeconomics Hydrology and water resources The Sudd  wetland Knowledge base  of wetland  Opportunities  biodiversity and  Ecosystem and and constraints  biodiversity Livestock conservation  for optimal  needs benefits Synthesize the 5 components to identify  management options, and conflicts and  Principal Components Analysis showing temporal variance, i.e. how  tradeoffs for these and when the water moves through the system For more information contact: l.rebelo@cgiar.org

×