How a Canadian company is helping to protect cities' underground arteries.
Since opening in 2015, Michigan’s Mcity has been testing the reliability of self-driving cars in a model city, complete with fake pedestrians.
Officials are posting data from individual houses to try and convince people to conserve water—at the cost of their privacy.
Facing a water shortage, residents can no longer wash their cars with municipal water. And bars are cutting frozen margaritas from the menu.