Portland’s first snowstorm of the winter storm season hit mid-day prompting thousands of people to head home early. Unfortunately, roadways were clogged for hours leaving many to abandon their cars. Cautious motorists decided to stay home from work when the second snowstorm that left roadways icy for days. Portland is now looking at adding road
In 2013 U.S. officials applied about 17 million tons of salt to roads. Salt lowers the freezing temperature of water and thus melts street-clogging snow and ice. But its public safety benefits do come with some ecological drawbacks. Salt not only damages metal and concrete, it contaminates drinking water, kills vegetation, and accumulates in streams,