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This summary was written by Mark Southerland for the Howard County Environmental Sustainability Board.
We are all familiar with the use of road salt to melt ice and snow from paved roadways in the winter. There are a variety of deicer products, but the vast majority of what is used is common table salt—sodium chloride (Na-Cl). Road salt improves tire adherence to the pavement, greatly increasing vehicle safety, but has adverse effects on property and the environment beyond the road surface.
The types and extent of these adverse effects are becoming clearer through recent (more…)