Data generated by travel modes can inform planners and regulators in improving the transportation system, but private mobility companies often restrict their access for concerns about privacy and competition.
Mayor Kevin Faulconer sees San Diego's Pure Water Program as proof of concept for other cities with uncertain water supplies. By 2035, the initiative aims to derive one-third of the city's supply from recycled wastewater.
The pressures on water supply are growing at the same time that water quality is becoming more expensive and more difficult to maintain. A recent article examines the challenges in the farm state of Nebraska.