Journal ArticleSolutions to Current Challenges in Widespread Monitoring of Groundwater Quality via CrowdsensingSpeir, Shannon L.; Shang, Lanyu; Bolster, Diogo; Tank, Jennifer L.; Stoffel, Casey J.; Wood, Danielle M.; Peters, Brett W.; Wei, Na; Wang, Dong2022-01-0110356479Groundwater60115 to 240017-467Xhttps://doi.org/10.1111/gwat.131502140999National Science Foundation