Postglacial Alpine Sediment Distribution Analysis in Selwyn Mountains

A Geographic Information System (GIS) analysis identifies controls on postglacial alpine sediment distribution in the Selwyn Mountains, Yukon Territory. The method uses cross-tabulation to examine spatial patterns of landforms like talus and rock glaciers against bedrock geology, elevation, slope, and aspect. Preliminary results suggest denudation rates are influenced by bedrock type and site conditions.

Use Cases

• Cross-tabulate surficial geology units with elevation and slope variables to identify sediment accumulation patterns.
• Analyze the spatial distribution of bedrock geology units against aspect to model weathering controls.
• Calculate landscape denudation rates for different bedrock types using GIS-based analysis of sediment distribution.

Strengths

• Analysis integrates multiple data layers: surficial geology maps, bedrock geology maps, and topographical data.
• Method employs cross-tabulation, a recognized tool for examining spatial patterns of landforms and processes.
• Focuses on a specific, well-defined geographic region: the Selwyn Mountains in Yukon Territory.

Limitations

• Dataset size, row count, and specific column features are not provided, limiting immediate analytical scope.
• Data is presented as an HTML document describing a method, not as a structured, downloadable tabular dataset.
• Preliminary nature of results indicates findings are not conclusive and may require further validation.

Provenance

Source

Government of Yukon | Gouvernement du Yukon

Collection Method

GIS-based analysis of existing surficial geology maps, bedrock geology maps, and topographical data.

Time Range

null

Freshness

null

Geography

Selwyn Mountains, Yukon Territory, Canada