canary in a coalmine

The U.S. Environmental Protection Agency (EPA), in partnership with the Department of Energy (DOE) has developed a new water quality software to improve our drinking water systems and ensure the safety of our nation's water supply. The software is named "Canary," perhaps taken from the phrase "canary in a coalmine"; when one canary dies down below, miners are alerted to … [Read more...] about EPA Develops New Water Quality Software