Ontario Nature Reserve: Butler Lake
- Backroading
- Camping
- Fishing
- Hiking
- Off-roading
$0.99 USD
In many lakes, especially those near ice-sheets, formations called varves—banded layers of silt and sand—are deposited annually. Course and pale material is left in summer, while finer, darker material is left in winter. One light band and one dark band make up a varve. Just as tree rings may be ...
Geographic area:
Category:
Parks & Forests
Size:
5.23MB
Publication:
August 2023
Language:
English
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