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 Forest Pests & Damage Agents - Forest Health and Adaptation |   | 
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What is a Forest Pest? 
 
A forest pest is any organism occurring in unsustainable numbers, placing a constraint on management or utilization of a forest stand. They can threaten the health and vigour of a forest, biodiversity, and the many social, cultural and economic values Albertans enjoy. 
 
Many factors can have negative effects on the health of a forest. Some are biotic, or living, while others are abiotic or non-living. 
 
  
Biotic Factors |   
Abiotic Factors |  
  
- Disease-causing organisms
 - Insects
 - Parasitic plants or mammals
  
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- Changing climatic conditions
 - Drought
 - Severe weather events (hail, ice storms)
  
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Common Forest Pests and Damage Agents
The Alberta Forest Pest Damage Diagnostic System is a tool that can help determine the specific forest pest or agent causing damage to trees. 
 
Managing Forest Pests 
 
Forest pest management is a systematic approach to reducing pest damage to social and economically acceptable levels. The ministry is committed to sustaining the health of our forests, and does so through
- assessment of risk
 - detection
 - implementation of various management programs in forest stands
 - survey and monitoring
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For more information about the content of this document, contact Devon Belanger. 
This information published to the web on February 24, 2016.
 Last Reviewed/Revised on May 23, 2016.
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