Perry Beeman in the Iowa Dispatch does a good job reviewing the issues in Iowa because of the water pollution from agriculture. https://iowacapitaldispatch.com/2021/08/31/environmental-group-distills-iowa-ag-runoff-pollution-into-clickable-map/ EWG water atlas <https://www.ewg.org/research/ewg-water-atlas-reveals-nitrate-phosphorous-water-pollution-four-upper-mississippi-basin>, which shows a close link between heavily fertilized cropland in four Upper Mississippi River Basin states – Illinois, Iowa, Minnesota and Wisconsin – and nutrient pollution endemic to the region’s waterways and drinking water supply. https://www.ewg.org/research/ewg-water-atlas-reveals-nitrate-phosphorous-water-pollution-four-upper-mississippi-basin -- *Debbie Neustadt * *Des Moines, Iowa* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * To unsubscribe from the IOWA-TOPICS list, send any message to [log in to unmask] For all the latest news and activities, sign up for Sierra Club Insider (http://www.sierraclub.org/sierra-club-email/insider), the Club's twice-monthly flagship e-newsletter.