After Portland’s first snowstorm left roads frozen and traffic snarled for hours, city officials are reconsidering their stance on using road salt. While salt helps melt ice and improve safety, it can also corrode infrastructure and harm the environment. In Minnesota, chloride levels in many lakes and rivers now exceed safe standards — and just one teaspoon of road salt can permanently pollute five gallons of water.

Read the full article on our website: To Salt or Not to Salt