Update 3:20 p.m PDT March 22: This blog has been updated with additional details about the city's beet-derived de-icer and sensor systems.
CHICAGO--Many Chicagoans pride themselves on surviving extreme weather, and laugh when a rainy day makes headlines in California. (With snow falling at two inches per hour Friday, the second day of spring, can you blame them?)
Seeking more eco-friendly ways to clear snow and ice from more than 9,500 miles of roadways, the Windy City is combining low-tech "green" chemicals with digital sensor systems.
Extract from sugar beet juice is key in … Read more