A simultaneous solution to California’s extreme drought and flooding is to bank more water underground. Send in the choppers (and a few ATVs).
https://www.wired.com/story/how-sensor-dangling-helicopters-can-help-beat-the-water-crisis/?utm_source=dlvr.it&utm_medium=blogger
https://www.wired.com/story/how-sensor-dangling-helicopters-can-help-beat-the-water-crisis/?utm_source=dlvr.it&utm_medium=blogger