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Collecting and Processing Drone-based Remotely Sensed Data for Use in Forest Recovery Monitoring

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Evolution of Canada's Boreal Forest Spatial Patterns as Seen from Space.

Paul D Pickell¹, Nicholas C Coops¹, Sarah E Gergel¹

¹Faculty of Forestry, University of British Columbia, Vancouver, British Columbia, Canada.

|July 8, 2016

Summary

Boreal forest cover and interior forest are declining across Canada, with increased edge density. Rapidly changing landscapes show accelerated fragmentation, impacting forest management strategies.

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Area of Science:

Ecological sciences
Forestry
Remote Sensing

Background:

Boreal forests are undergoing significant changes, making them ideal for studying landscape pattern development.
Understanding landscape dynamics is crucial for effective forest management.

Purpose of the Study:

To analyze temporal trends of key landscape pattern indices in Canadian boreal forests.
To assess changes in forest cover, patch size, edge density, and core forest area.

Main Methods:

Utilized 26 years of Landsat satellite imagery to derive annualized trends.
Calculated landscape pattern indices across multiple scales (5,000–50,000 ha) and nine Canadian ecozones.
Identified rapidly changing landscapes based on forest cover change.

Main Results:

Significant declines in forest cover, largest forest patch index, and core forest cover were observed in the Boreal Shield, Plain, and Cordillera ecozones.
Forest edge density increased across all landscape extents and ecozones.
Rapidly changing landscapes exhibited accelerated fragmentation compared to stable landscapes.

Conclusions:

Boreal forest landscapes are experiencing significant fragmentation and edge effects.
Findings provide critical data for ecosystem-based management in Canadian boreal forests.
Disturbance patterns and their impact on landscape structure require continued monitoring.