Ahad, A.M. “Toxic Pollution from Fertilisers and Industrial Industry Are Key Contributors.,” The Guardian. Accessed 28 Sept. 2021.
Badr, Tarek. “Last Winter 3,” Unsplash, 13 Apr. 2021. Accessed 29 Sept. 2021.
Cain, Dennis. “The Water Cycle,” National Oceanic and Atmospheric Administration. Accessed 4 Oct. 2021.
Canva. “Garbage Polluting Water,” Conserve Energy Future. Accessed 29 Sept. 2021.
“Ecology Trash Picking up Garbage.” Sensorex. Accessed 29 Sept. 2021.
Photoz, Dave. “Ticket to Ride Game,” Unsplash, 28 Feb. 2020. Accessed 28 Sept. 2021.
Sikkema, Kelly. “Sharpened #2 Pencils Iin a Cup,” Unsplash, 2 Sept. 2020. Accessed 29 Sept. 2021.
Thinkstock. “Polluted Water,” Love to Know. Accessed 29 Sept. 2021.
Denchak, Melissa. “Water Pollution: Everything You Need to Know.” NRDC, NRDC, 14 May 2018, www.nrdc.org/stories/water-pollution-everything-you-need-know.
EPA WATER POLLUTION PREVENTION and CONSERVATION POLLUTION PREVENTION (P2) EDUCATION TOOLBOX Tools for Helping Teachers Integrate P2 Concepts in the Classroom. 1997.
“Game Jam.” Sites.google.com, sites.google.com/iowaee.org/icec-game-jam/home#h.gg2ua9wre40z. Accessed 5 Oct. 2021.
Nathanson, Jerry A. “Water Pollution | Causes, Effects, & Facts.” Encyclopædia Britannica, 29 Nov. 2018, www.britannica.com/science/water-pollution.
Smith, Anna. “How Does Water Pollution Affect Human Health?” Www.medicalnewstoday.com, 23 Nov. 2020, www.medicalnewstoday.com/articles/water-pollution-and-human-health.
“USGS | National Water Dashboard.” Dashboard.waterdata.usgs.gov, dashboard.waterdata.usgs.gov/app/nwd/?region=lower48&aoi=default. Accessed 5 Oct. 2021.
“Water Pollution.” EHEP, 11 Sept. 2013, www.hsph.harvard.edu/ehep/82-2/.
“Water Quality Data.” Www.waterqualitydata.us, www.waterqualitydata.us/portal/.
“Watershed Basics.” Www.iowadnr.gov, www.iowadnr.gov/environmental-protection/water-quality/watershed-improvement/watershed-basics.
“WQP User Guide.” Www.waterqualitydata.us, www.waterqualitydata.us/portal_userguide/. Accessed 5 Oct. 2021.