Day 22 Restoration

Day 22 Restoration - Just an outline – NOT all you need...

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Unformatted text preview: Just an outline – NOT all you need to know Habitat restoration Why? # 1 cause of species extinction globally = habitat loss, degradation, & fragmentation • Natural vegetation has been degraded extensively • You want some of that habitat back – Important: – How do you get it? – How do you determine if it is “restored”? What is restoration? “… the process of intentionally altering a site to establish a defined, indigenous, historic ecosystem. The goal of this process is to emulate the structure, function, diversity and dynamics of the specific ecosystem.” - Society of Ecological Restoration, 1991 • New, growing field in applied ecology; academia, government, NGO, private industry = jobs • Society for Ecological Restoration – www.ser.org • Typically done in partnerships – government, academics, engineers, town planners, interested public, NGOs (all = some of the stakeholders) Restoration = return of ecosystem to close approximation of its condition prior to disturbance Creation = putting a landscape to a new use to serve a particular human purpose 1 Just an outline – NOT all you need to know Central assumption: succession occurs in a systematic, predictable way = you get close, nature takes over Forest succession: Key to consider: 2 Or iginal Ecosyst em E c o s y s t e m F u n c t i o n / # C l i m a x S p e c i e s Ecosyst em St r uct ur e / Successional St age Rest or at ion Degr adat ion Degr aded Ecosyst em Rehabilit at ion Or iginal Ecosyst em E c o s y s t e m F u n c t i o n / # C l i m a x S p e c i e s Ecosyst em St r uct ur e / Successional St age Rest or at ion Degr adat ion Degr aded Ecosyst em Rehabilit at ion Just an outline – NOT all you need to know • Reference sites – sites with target conditions, against which restoration sites can be compared • Control sites – damaged sites against which progress can be measured • Feasibility of restoration • Time required for restoration • first habitat restoration for wildlife preservation for the public in this country occurred in late 1930s by 1937, 35 million ha of wetland had been lost drainage for agriculture and development...
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Day 22 Restoration - Just an outline – NOT all you need...

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