How does de-icing roads with salt negatively impact the environment? a. The road salt attracts deer that are then hit by motor vehicles. b. It removes necessary salt from the local water courses. c. The high salinity of the surface runoff is harmful to freshwater ecosystems. d. The salt harbors salt eating bacteria that are toxic to animals.​

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Answer:

c. The high salinity of the surface runoff is harmful to freshwater ecosystems

Explanation:

Looks the most plausible!

The negative effects of deicing roads is that the high salinity of the surface runoff is harmful to freshwater ecosystems.

What is deicing of roads?

Deicing refers to the process whereby certain substances are used on the road to melt ice found on the road.

Deicing of roads is usually done with salts which lowers the freezing point of water, thus melting the ice.

The negative effects of deicing roads is that the high salinity of the surface runoff is harmful to freshwater ecosystems.

Learn more about deicing of roads at: https://brainly.com/question/18161280