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Original Data
Aerial overview surveys are carried out by observers in fixed-wing aircraft flying at appropriate safe heights above ground level over …
Similar Data
Aerial overview surveys are carried out by observers in fixed-wing aircraft flying at appropriate safe heights above ground level over …
Lines indicate the approximate flight path flown during aerial survey of NB forests for pests, diseases, and abiotic disturbances. Flights …
This feature delineates forest health disturbances which includes Abiotic and Biotic forest health agents in the Yukon at a scale …
Forest disturbances mapped primarily by the annual provincial aerial overview survey are recorded as polygons. Each polygon is labelled by …
Forest disturbances mapped primarily by the annual provincial aerial overview survey are recorded as polygons or spots (point data). This …