"ganderton" - 1 õppematerjal

Environmental Biogeography

Mailis Zirk 2011 BIOGEOGRAPHY  P. Ganderton and P Coker ENVIRONMENTAL BIOGEOGRAPHY England 2005 Question of the day Which three fundamental processes does biogeography deal with?  Current and historical patterns of plants and animals observation and detection small and large scale patterns from agriculture to reclamation Deals with: Evolution - result of an irreversible genetic change in an individual or population Dispersal - organisms move out from their origins Extinction - species is permanently eliminated by natural actions, ensuring that no living examples remain Impacts: individual species community Individual level - changes in organism survival Species level - changes in ecosystem structure and distribution Community level - changes in global biodiversity Management to...