Annual Land Disturbance Classification for Cold Lake Oil Sands (2005-2006)

Annual Land Disturbance Classification Results provide a 2005-2006 baseline of vegetation loss from anthropogenic activities in Alberta's Cold Lake oil sands region. The Government of Alberta produced this dataset using Landsat multispectral imagery and land cover classification data. It categorizes disturbances into 9 classes, including exposed land, developed areas, and agricultural zones.

Use Cases

• Classify pixels into one of 9 land disturbance categories (e.g., 'exposed land/cut blocks', 'developed areas') using Landsat spectral bands for change detection.
• Quantify the spatial extent of vegetation loss from oil and gas infrastructure by analyzing the 'exposed land/cut blocks/harvested areas' class.
• Monitor vegetation recovery trends by comparing the 'transitional bare surfaces' class against subsequent temporal classifications.
• Assess regional land use change by mapping the distribution of classes like 'mixed developed areas', 'agricultural areas', and 'shrub land'.

Strengths

• Data is derived from Landsat multispectral imagery, a standardized and globally recognized source for land cover analysis.
• Classification includes 9 distinct categories of land disturbance and cover, enabling detailed analysis of change drivers.
• Serves as a defined baseline for 2005-2006 within a strategically important region under a formal land-use plan (LARP).

Limitations

• Dataset temporal coverage is limited to a two-year period (2005-2006), which may not reflect longer-term trends.
• Specific spatial resolution, accuracy metrics, and sample sizes (row/pixel counts) are not provided in the description.
• Data is over 15 years old relative to its last update date, limiting analysis of recent conditions.

Provenance

Source

Government of Alberta

Collection Method

Produced from Landsat multispectral imagery for 2005 and 2006 and land use/cover classification data derived from 2006.

Time Range

2005 to 2006

Freshness

null

Geography

Cold Lake oil sands area, Alberta, Canada (Township 56 to 69, Range 1 to 11, west of the 4th Meridian).