| Impacts of climate change on the growing season in the United States DE Christiansen, SL Markstrom, LE Hay Earth Interactions 15 (33), 1-17, 2011 | 62 | 2011 |
| Integrated watershed scale response to climate change for selected basins across the United States SL Markstrom, LE Hay, CD Ward‐Garrison, JC Risley, WA Battaglin, ... Water Resources Impact 11 (2), 8-10, 2009 | 60 | 2009 |
| Simulated impacts of climate change on phosphorus loading to Lake Michigan DM Robertson, DA Saad, DE Christiansen, DJ Lorenz Journal of Great Lakes Research 42 (3), 536-548, 2016 | 40 | 2016 |
| Use of the Soil and Water Assessment Tool (SWAT) for simulating hydrology and water quality in the Cedar River Basin, Iowa, 2000-10 K Hutchinson, DE Christiansen US Department of the Interior, US Geological Survey, 2013 | 15 | 2013 |
| Raccoon River, Iowa: Total maximum daily load for nitrate and Escherichia coli KE Schilling, CF Wolter, DE Christiansen, DJ Schnoebelen Iowa Department of Natural Resources, Iowa City, IA, 2008 | 15 | 2008 |
| Simulation of daily streamflows at gaged and ungagged locations within the Cedar River Basin, Iowa, using a precipitation-runoff modeling system model DE Christiansen US Geol. Surv. Sci. Investig. Rep, 2012-5213, 2012 | 11 | 2012 |
| Water quality improvement plan for Raccoon River, Iowa KE Schilling, CF Wolter, DE Christiansen, DJ Schnoebelen, M Jha TMDL Report. Watershed Improvement Section, Iowa Department of Natural Resources, 2008 | 11 | 2008 |
| Water-quality assessment of the Eastern Iowa Basins—Hydrologic and biologic data KKB Akers, DL Montgomery, DE Christiansen, ME Savoca, ... October, 1996 | 10 | 1996 |
| Evaluation of statistical and rainfall-runoff models for predicting historical daily streamflow time series in the Des Moines and Iowa River watersheds WH Farmer, RR Knight, DA Eash, KJ Hutchinson, SM Linhart, ... Scientific Investigations Report, 2015 | 7 | 2015 |
| Basin-scale simulation of current and potential climate changed hydrologic conditions in the Lake Michigan Basin, United States DE Christiansen, JF Walker, RJ Hunt US Department of the Interior, US Geological Survey, 2014 | 6 | 2014 |
| Simulation of daily streamflow for 12 river basins in western Iowa using the Precipitation-Runoff Modeling System DE Christiansen, AE Haj, JC Risley Scientific Investigations Report, 2017 | 5 | 2017 |
| Comparison between two statistically based methods, and two physically based models developed to compute daily mean streamflow at ungaged locations in the Cedar River Basin, Iowa SM Linhart, JF Nania, DE Christiansen, KJ Hutchinson, CL Sanders Jr, ... US Department of the Interior, US Geological Survey, 2013 | 5 | 2013 |
| Water quality improvement plan for Raccoon River, Iowa. TMDL Report. Watershed Improvement Section, Iowa Department of Natural Resources KE Schilling, CF Wolter, DE Christiansen, DJ Schnoebelen, MK Jha | 5 | 2008 |
| The effects of Missouri River mainstem reservoir system operations on 2011 flooding using a precipitation-runoff modeling system model AE Haj, DE Christiansen, R Viger US Geological Survey Professional Paper 1798–K, 2014 | 4 | 2014 |
| Water-quality assessment of the eastern Iowa basins: Hydrologic and biologic data, October 1996 through September 1998 KK Akers, DL Montgomery, DE Christiansen, ME Savoca, ... Open-File Report, 2000 | 3 | 2000 |
| Watershed Scale Response to Climate Change, Clear Creek Basin, Iowa DE Christiansen, LE Hay, SL Markstrom US Department of the Interior, US Geological Survey, 2012 | 2 | 2012 |
| Dye tracer tests to determine time-of-Travel in Iowa streams, 1990–2006 DE Christiansen US Geological Survey Data Series, Report no 444, 2009 | 2 | 2009 |
| Flood-Plain Study of the Upper Iowa River in the Vicinity of Decorah, Iowa DE Christiansen, DA Eash US Geological Survey, 2008 | 2 | 2008 |
| Riverbed Elevations and Water Quality of the Missouri River at Sioux City, Iowa, 2002-03 DE Christiansen US Department of the Interior, US Geological Survey, 2004 | 1 | 2004 |
| Simulation of daily streamflow for nine river basins in eastern Iowa using the Precipitation-Runoff Modeling System AE Haj, DE Christiansen, KJ Hutchinson Scientific Investigations Report, 2015 | | 2015 |
