Interpreting State and Transition and Ecological Threshold Models Based on the DPSIR Conceptual Framework (Case Study: Tandooreh National Park in Khorasan Razavi Province)

Document Type : Original Article

Authors

• Morteza Akbari ¹
• Gholam Ali Heshmati ²
• Kamal-Addin Naseri ³

¹ PhD student of De-desertification in Faculty of Range and Watershed Management, Gorgan University of Agricultural Sciences & Natural Resources. Gorgan, IRAN

² Professor in department of Range and Watershed Management, Faculty of Range and Watershed Management Gorgan University of Agricultural Sciences and Natural Resources, Gorgan, IRAN

³ Assistant Professor in department of Range and Watershed Management, Faculty of Natural Resources and Environment, Ferdowsi University of Mashhad, Mashhad, IRAN

Keywords

• State and Transition Model
• Ecological Thresholds
• DPSIR Model
• Climatic Factors
• Imbalance Theory