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Why Ecosystem Mapping? The ecosystem is the fundamental unit of resource management in British Columbia. Ecosystem maps are effective integrated planning tools that provide a record of the location and distribution of ecosystems within a management area. They create a framework for developing various site-specific management plans. Current large scale ecosystem maps offer resource planners and managers more detail than older map products and land inventories. However, large scale, detailed ecosystem mapping is expensive and can add significantly to inventory costs. Such is the case with British Columbia's most detailed ecosystem mapping initiative: Terrestrial Ecosystem Mapping (TEM). Predictive ecosystem mapping (PEM) is a cost-effective alternative to TEM. PEM is a method of predicting ecosystem occurrence on the landscape given basic inventory information and expert knowledge. Initial comparisons based on pilot studies suggest that PEM costs are a fraction of conventional TEM costs for 1:20 000 mapping.
Copyright © 1999, 2000 BC Ministry of Forests
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Acknowledgements EcoGen is being developed by the BC Ministry of Forests Research Branch in partnership with the Prince Rupert Forest Region, Forest Sciences and Inventory sections, with funding assistance from Forest Renewal BC. Photo credits: Devil's Club used above by Jim Pojar; Grizzly Bear used above, copyright David McCrory (used with permission). | |||||||||||