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Ecosystem Approach to Flood Resilience

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Ecosystem Approach to Flood Resilience Powered By Docstoc
					                 Conference on
Environmental Knowledge for Disaster Risk Reduction

        10-11 May, Vigyan Bhawan, New Delhi, India



         ECOSYSTEM APPROACH TO
            FLOOD RESILIENCE



                                                     • Dr. Shiraz A. Wajih
                                                     • Dr. B.K. Singh
Location Map
                      Flood Changing trends
• Change in time, volume, pattern etc.
•   Increasing frequency of flash floods
•   Smaller rivers- major causes
•   Dry spells during monsoon
•   Hot winds during winters
•   Increasing duration of water logging
                                    79
      Max.Water Level (in Meters)




                                    78
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                                         1978
                                                1980

                                                       1982
                                                              1984
                                                                     1986
                                                                            1988

                                                                                   1990

                                                                                          1992
                                                                                                 1994

                                                                                                        1996
                                                                                                               1998
                                                                                                                      2000
                                                                                                                             2002

                                                                                                                                    2004
                                                                                                                                           2006

                                                                                                                                                  2008
                                                                                          Years
Rainfall Patterns
                             Vulnerability ( Resilience)
                             • Basic infrastructure
urban   Peri urban   Rural
                             • Social Institutions
                             • Economic base
                             • Natural environment
  Ecosystem Approach in Rural system
Establishing link between farm-landscape



                    Farm

        Landscape


                           Drainage
Integration of Farm Sub System
                Ecosystem Approach in Urban Resiliency
                       • Conservation of water bodies

S.N   Water bodies    Numbers (        Present
                      1951)            (2011)
1     Ditches         163
                                                      2002
2     Ponds           53
3     Lakes           22
      Total           238              22*
                            * Degenerated condition               2010


              Years           Area in acres

              1916              1924.95

              1940              1902.71

              1960              1897.76

              1971              1895.29

              1990              1828.57                  Diminishing
              2000              1784.10                  Ramgarh Lake
              2002              1751.97

              2007              1732.20

              2010              1692.26
        Ecosystem Approach in Urban Resiliency
                      Maintaining open spaces

S. No       Land use                    1971                            2001
                              Area     % of total developed    Area        % of total
                              in ha            area            in ha       developed
                                                                             area
 1      Residential          1031.00           63.72          4103.00          72.10
 2      Commercial            35.21             2.18          173.20            3.05
 3      Industrial            56.05             3.46          445.00            7.82
 4      Govt                  90.34             6.08          161.00            2.83
 5      Public and semi      350.01            21.63          398.32            7.01
        public
 6      Park and      open    47.35             2.93          291.20            5.01
        space
 7      Transport             N.A               NA            117.10            2.07
        Total                1618.12           100.00         5689.12          100.00
          Resiliency in Flood affected area to be
                   developed through :
       Criteria                         Examples
Redundancy             Diversity : Livestock, agriculture
Flexibility            Robustness of Farm System, Drainage
Responsiveness         Time & Space Management in Cropping
                       System
Capacity to learning   ITK, experiment etc


                                             Multi-tier cropping
Thanks!

				
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posted:4/6/2013
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