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2024
Rajib, A., A. Khare, H. Golden, B. Gupta, Q. Wu, C. Lane, J. Christensen, Q. Zheng, T. Dahl, J. Ryder, AND B. McFall. A call for consistency and integration in global surface water estimates. Environmental Research Letters. IOP Publishing LIMITED, Bristol, Uk, 19:021002, (2024). https://doi.org/10.1088/1748-9326/ad1722
Vanderhoof, M., J. Christensen, L. Alexander, C. Lane, AND H. Golden. Climate Change Will Impact Surface Water Extents and Dynamics Across the Central United States. Earth’s Future. John Wiley & Sons, Inc., Hoboken, NJ, 12(2):e2023EF004106, (2024). https://doi.org/10.1029/2023EF004106
Kirk, L., J. Compton, A. Neale, R. Sabo, AND J. Christensen. Our national nutrient reduction needs: Applying a conservation prioritization framework to US agricultural lands. JOURNAL OF ENVIRONMENTAL MANAGEMENT. Elsevier Science Ltd, New York, NY, 351:119758, (2024). https://doi.org/10.1016/j.jenvman.2023.119758
2023
Pandit, A., C. Lane, J. Christensen, H. Golden, AND A. Husic. A CONUS-scale long short-term memory model for prediction of nitrate dynamics. AGU 2023 Fall Meeting, San Francisco, CA, December 10 - 15, 2023.
Mitchell, M., T. Newcomer Johnson, J. Christensen, W. Crumpton, B. Dyson, T. Canfield, M. Helmers, AND K. Forshay. A review of ecosystem services from edge-of-field practices in tile-drained agricultural systems in the United States Corn Belt Region. JOURNAL OF ENVIRONMENTAL MANAGEMENT. Elsevier Science Ltd, New York, NY, 348:119220, (2023). https://doi.org/10.1016/j.jenvman.2023.119220
Golden, H., G. Evenson, J. Christensen, AND C. Lane. Advancing Watershed Legacy Nitrogen Modeling to Improve Global Water Quality. ENVIRONMENTAL SCIENCE & TECHNOLOGY. American Chemical Society, Washington, DC, 57(7):2691–2697, (2023). https://doi.org/10.1021/acs.est.2c06983
Christensen, J., H. Golden, C. Lane, D. Mahoney, K. Jaeger, AND R. Sando. Analysis and synthesis of headwater streamflow modeling and downstream effects. Powell Center workshop for Headwater Modeling, Fort Collins, CO, July 31 - August 04, 2023.
Forgrave, R., G. Evenson, H. Golden, J. Christensen, C. Lane, Q. Wu, AND E. D'Amico. Downstream Propagation of Wetland-Mediated Nitrate Reductions (GRC). Gordon Research Conference: Catchment Science: Interactions of Hydrology, Biology and Geochemistry, Hanover, NH, June 18 - 23, 2023.
Mahoney, D., J. Christensen, H. Golden, C. Lane, G. Evenson, E. White, K. Fritz, E. D'Amico, C. Barton, T. Williamson, K. Sena, AND C. Agouridis. Dynamics of streamflow permanence in a headwater network: Insights from catchment-scale model simulations. JOURNAL OF HYDROLOGY. Elsevier Science Ltd, New York, NY, 620(A):129422, (2023). https://doi.org/10.1016/j.jhydrol.2023.129422
Johnston, J., H. Golden, B. Jarvis, Y. Yuan, C. Lane, J. Christensen, AND B. Rashleigh. Gulf of Mexico Mississippi Region?USEPA/ORD Modeling Capabilities. Integrated Hydro-terrestrial Modeling 2.0, Reston, VA, October 31 - November 02, 2023.
Vanderhoof, M., L. Alexander, J. Christensen, K. Solvik, P. Nieuwlandt, AND M. Sagehorn. High-frequency time series comparison of Sentinel-1 and Sentinel-2 satellites for mapping open and vegetated water across the United States (2017–2021). REMOTE SENSING OF ENVIRONMENT. Elsevier Science Ltd, New York, NY, 288:113498, (2023). https://doi.org/10.1016/j.rse.2023.113498
Rajib, A., Q. Zheng, C. Lane, H. Golden, J. Christensen, I. Isibor, AND K. Johnson. Human alterations of the global floodplains 1992–2019. Scientific Data. Springer Nature, New York, NY, 10:499, (2023). https://doi.org/10.1038/s41597-023-02382-x
Fritz, K., R. Kashuba, G. Pond, J. Christensen, L. Alexander, B. Washington, B. Johnson, D. Walters, W. Thoeny, AND P. Weaver. Identifying invertebrate indicators for streamflow duration assessments in forested headwater streams. Freshwater Science. The Society for Freshwater Science, Springfield, IL, 42(3):247-267, (2023). https://doi.org/10.1086/726081
Lane, C., E. D'Amico, J. Christensen, H. Golden, Q. Wu, AND A. Rajib. Mapping Global Non-Floodplain Wetlands (2023 AGU Fall Meeting). AGU Fall Meeting 2023, San Francisco, CA, December 11 - 15, 2023.
Christensen, J., H. Golden, C. Lane, D. Mahoney, K. Jaeger, AND R. Sando. Mapping and modeling variable headwater streams: ongoing syntheses. 2023 American Geophysical Union Fall Meeting, San Francisco, CA, December 11 - 15, 2023.
Lane, C., E. D'Amico, J. Christensen, H. Golden, Q. Wu, AND A. Rajib. Mapping global non-floodplain wetlands. Earth System Science Data. Copernicus Publications, Katlenburg-Lindau, Germany, 15(7):2927–2955, (2023). https://doi.org/10.5194/essd-15-2927-2023
Christensen, J., H. Golden, L. Alexander, C. Lane, K. Fritz, M. Weber, R. Kwok, B. Pickard, AND M. Keefer. Mapping headwater streams and inland wetlands: status and future directions. Interagency Conference on Research in Watersheds ICRW, Corvalis, OR, June 05 - 08, 2023.
Mahoney, D., J. Christensen, H. Golden, C. Lane, G. Evenson, C. Barton, E. D'Amico, AND K. Sena. Modeling non-perennial streamflow to understand structural controls of flow permanence across scales. 2023 American Geophysical Union (AGU) Fall Meeting, San Francisco, CA, December 11 - 15, 2023.
Forgrave, R., G. Evenson, H. Golden, J. Christensen, C. Lane, Q. Wu, AND E. D'Amico. Multiple factors affect the downstream attenuation of wetland-mediated nitrate reductions. AGU 2023 Fall Meeting, San Francisco, CA, December 11 - 15, 2023.
Leibowitz, S., R. Hill, I. Creed, J. Compton, H. Golden, M. Weber, M. Rains, C. Jones, Jr, E. Lee, J. Christensen, R. Bellmore, AND C. Lane. National hydrologic connectivity classification links wetlands with stream water quality. Nature Water. Springer Nature, New York, NY, 1:370-380, (2023). https://doi.org/10.1038/s44221-023-00057-w
Kirk, L., J. Compton, A. Neale, R. Sabo, AND J. Christensen. Prioritizing conservation strategies for nutrient reduction on US agricultural lands. EPA's Agricultural Issues Forum, Virtual meeting hosted by office of the Ag Adviser, Virtual meeting, DC, June 22, 2023.
Kirk, L., J. Compton, A. Neale, R. Sabo, AND J. Christensen. Prioritizing conservation strategies for nutrient reduction on US agricultural lands - USDA presentation July 2023. Meeting invited by USDA NRCS staff, Webinar, OR, July 14, 2023.
Vanderhoof, M., J. Christensen, L. Alexander, C. Lane, AND H. Golden. Projecting the impacts of climate change on wetland dynamics across the central U.S. using Sentinel-1 and Sentinel-2 based time series (2017-2021). AGU 2023 Fall Meeting, San Francisco, CA, December 10 - 15, 2023.
Evenson, G., H. Golden, J. Christensen, C. Lane, M. Kalcic, A. Rajib, Q. Wu, D. Mahoney, E. White, AND E. D'Amico. River Basin Simulations Reveal Wide-Ranging Wetland-Mediated Nitrate Reductions. ENVIRONMENTAL SCIENCE & TECHNOLOGY. American Chemical Society, Washington, DC, 27(26):9822-9831, (2023). https://doi.org/10.1021/acs.est.3c02161
Golden, H., G. Evenson, D. Mahoney, A. Rajib, J. Christensen, C. Lane, AND Q. Wu. Small inland surface waters disproportionately affect watershed processes: insights from multiple models. ICRW8 (Interagency Conference on Research in the Watersheds), Corvallis, OR, June 05 - 08, 2023.
Lane, C., I. Creed, H. Golden, S. Leibowitz, D. Mushet, M. Rains, Q. Wu, E. D'Amico, L. Alexander, G. Ali, N. Basu, M. Bennett, J. Christensen, M. Cohen, T. Covino, B. DeVries, R. Hill, K. Jencso, M. Lang, D. McLaughlin, D. Rosenberry, J. Rover, AND M. Vanderhoof. Vulnerable Waters – Headwater Streams and Non-Floodplain Wetlands – are Essential to Watershed Resilience (2023 ICRW). 2023 Interagency Conference on Research in the Watersheds (ICRW), Corvallis, OR, June 05 - 08, 2023.
Lane, C., I. Creed, H. Golden, S. Leibowitz, D. Mushet, M. Rains, Q. Wu, E. D'Amico, L. Alexander, G. Ali, N. Basu, M. Bennett, J. Christensen, M. Cohen, T. Covino, B. DeVries, R. Hill, K. Jencso, M. Lang, D. McLaughlin, D. Rosenberry, J. Rover, AND M. Vanderhoof. Vulnerable Waters – Headwater Streams and Non-Floodplain Wetlands - are Essential to Watershed Resilience. ICRW8: Interagency Conference on Research in the Watersheds, Corvallis, OR, June 05 - 09, 2023.
Lane, C., I. Creed, H. Golden, S. Leibowitz, D. Mushet, M. Rains, Q. Wu, E. D'Amico, L. Alexander, G. Ali, N. Basu, M. Bennett, J. Christensen, M. Cohen, T. Covino, R. Hill, B. DeVries, K. Jencso, M. Lang, D. McLaughlin, D. Rosenberry, J. Rover, AND M. Vanderhoof. Vulnerable Waters are Essential to Watershed Resilience. ECOSYSTEMS. Springer, New York, NY, 26:1-28, (2023). https://doi.org/10.1007/s10021-021-00737-2
Mengistu, S., H. Golden, C. Lane, J. Christensen, M. Wine, E. DAmico, A. Prues, S. Leibowitz, J. Compton, M. Weber, AND Ryan A Hill. Wetland Flowpaths Mediate Nitrogen and Phosphorus Concentrations across the Upper Mississippi River Basin. JOURNAL OF THE AMERICAN WATER RESOURCES ASSOCIATION. American Water Resources Association, Middleburg, VA, 59(5):1162-1179, (2023). https://doi.org/10.1111/1752-1688.12885
Golden, H., J. Christensen, AND C. Lane. Wetland-Mediated Nitrate Dynamics across the Upper Mississippi River Basin. Joint R5/R7 Science Academy Webinar, Durham (virtual), NC, November 07, 2023.
2022
Mitchell, M., T. Newcomer-Johnson, J. Christensen, B. Dyson, Tim Canfield, AND Ken Forshay. Assessing Impacts of Tile Drainage BMPs on Ecosystem Services. Meeting with EPA Region 7 Representatives, NA, IA, August 23, 2022.
Mitchell, M., Kenneth J. Forshay, T. Newcomer-Johnson, J. Christensen, W. Crumpton, S. Richmond, B. Dyson, Timothy J. Canfield, M. Helmers, D. Lemke, M. Lechtenberg, AND D. Green. Benefits of Best Management Practices for Agricultural Subsurface Tile Drainage. Interagency Ecological Restoration Quality Committee (IERQC) Webinar Series, Cincinnati, OH, September 29, 2022.
Evenson, G., H. Golden, J. Christensen, C. Lane, M. Kalcic, A. Rajib, Q. Wu, T. Mahoney, E. White, AND E. DAmico. Bounded scenarios depicting basin-scale wetland restoration and construction impacts on surplus nitrogen. Joint Aquatic Sciences Meeting (JASM), Grand Rapids, MI, May 14 - 20, 2022.
Leibowitz, S., Ryan A Hill, I. Creed, J. Compton, H. Golden, M. Weber, M. Rains, C. Jones, E Henry Lee, J. Christensen, R. Bellmore, AND C. Lane. Connections Matter: National Classification Links Wetlands and Water Quality. Joint Aquatic Sciences Meeting (JASM), Grand Rapids, Michigan, May 14 - 20, 2022.
Mitchell, M., Shawn Dayson Shifflett, T. Newcomer-Johnson, A. Hodaj, W. Crumpton, J. Christensen, B. Dyson, Timothy J. Canfield, S. Richmond, M. Helmers, D. Lemke, M. Lechtenberg, Chris Taylor, AND Kenneth J. Forshay. Ecosystem services in Iowa agricultural catchments: Hypotheses for scenarios with water quality wetlands and improved tile drainage. JOURNAL OF SOIL AND WATER CONSERVATION. Soil and Water Conservation Society, 77(4):426-440, (2022). https://doi.org/10.2489/jswc.2022.00127
Evenson, G., H. Golden, J. Christensen, C. Lane, M. Kalcic, A. Rajib, Q. Wu, T. Mahoney, E. White, AND E. DAmico. Factors affecting wetland-based nitrate reductions at river-basin scales: a model-based analysis. Soil and Water Conservation Society (SWCS) Annual Meeting, Denver, CO, July 31 - August 03, 2022.
Mahoney, D., J. Christensen, H. Golden, C. Lane, G. Evenson, C. Barton, AND K. Fritz. Flexible non-perennial streamflow simulation approach reveals structural controls on flow permanence. American Geophysical Union - AGU, Chicago, IL, December 12 - 16, 2022.
Christensen, J., H. Golden, L. Alexander, B. Pickard, K. Fritz, C. Lane, M. Weber, R. Kwok, AND M. Keefer. Headwater streams and inland wetlands: Status and advancements of geospatial datasets and maps across the United States. Earth-Science Reviews. Elsevier B.V., Amsterdam, Netherlands, 235:104230, (2022). https://doi.org/10.1016/j.earscirev.2022.104230
Kirk, L., J. Compton, A. Neale, R. Sabo, AND J. Christensen. How can wetland restoration efforts be best prioritized to improve water quality? Soil and Water Conservation Society Annual Meeting, Denver, CO, July 31 - August 03, 2022.
Fritz, K., R. Kashuba, G. Pond, J. Christensen, AND S. DeCelles. Identifying Algal Indicators for Streamflow Duration Assessment Methods. 2022 Joint Aquatic Sciences Meeting, Grand Rapids, MI, May 14 - 20, 2022.
Christensen, J., H. Golden, L. Alexander, K. Fritz, C. Lane, M. Weber, B. Pickard, R. Kwok, AND M. Keefer. Mapping headwater streams and inland wetlands in the US: a review of geospatial datasets and emerging approaches. 2022 Joint Aquatic Sciences Meeting, Grand Rapids, MI, May 14 - 20, 2022.
Christensen, J., H. Golden, L. Alexander, C. Lane, K. Fritz, M. Weber, R. Kwok, B. Pickard, AND M. Keefer. Mapping non-perennial streams and inland wetlands: status and future directions. American Geophysical Union - AGU, Chicago, IL, December 12 - 16, 2022.
Mitchell, Mark E., T. Newcomer-Johnson, J. Christensen, W. Crumpton, S. Richmond, B. Dyson, Timothy J. Canfield, M. Helmers, D. Lemke, M. Lechtenberg, D. Green, AND Kenneth J. Forshay. Potential of Water Quality Wetlands to Mitigate Habitat Losses from Agricultural Drainage Improvements. Joint Aquatic Sciences Meeting, Grand Rapids, MI, May 14 - 20, 2022.
Mitchell, M., T. Newcomer-Johnson, J. Christensen, W. Crumpton, S. Richmond, B. Dyson, Timothy J. Canfield, M. Helmers, D. Lemke, M. Lechtenberg, D. Green, AND Kenneth J. Forshay. Potential of water quality wetlands to mitigate habitat losses from agricultural drainage modernization. SCIENCE OF THE TOTAL ENVIRONMENT. Elsevier BV, AMSTERDAM, Netherlands, 838, Part 4:156358, (2022). https://doi.org/10.1016/j.scitotenv.2022.156358
Lane, C., I. Creed, H. Golden, S. Leibowitz, D. Mushet, M. Rains, Q. Wu, E. D'Amico, L. Alexander, G. Ali, N. Basu, M. Bennett, J. Christensen, M. Cohen, T. Covino, B. DeVries, R. Hill, K. Jencso, M. Lang, D. McLaughlin, D. Rosenberry, J. Rover, AND M. Vanderhoof. Vulnerable Waters – Headwater Streams and Non-Floodplain Wetlands – are Essential to Watershed Resilience. 2022 AGU Fall Meeting, Chicago, IL, December 12 - 16, 2022.
Golden, H., G. Evenson, J. Christensen, C. Lane, A. Rajib, AND Q. Wu. Wetlands and Water Quality at Watershed Scales: Research Statuses and Trajectories. 2022 Joint Aquatic Sciences Meeting, Grand Rapids, MI, May 14 - 20, 2022.
Evenson, G., H. Golden, J. Christensen, C. Lane, AND M. Kalcic. Wetlands and Water Quality at Watershed Scales: Research Statuses and Trajectories (200). 2022 Joint Aquatic Sciences Meeting, Grand Rapids, MI, May 14 - 20, 2022.
Golden, H., G. Evenson, J. Christensen, AND C. Lane. Wetlands as Potential Watershed-Scale Nutrient Mediators across the Upper Mississippi River Basin. EPA Ag Issues Forum, N/A, Virtual, February 24, 2022.
Evenson, G., H. Golden, J. Christensen, C. Lane, M. Kalcic, A. Rajib, Q. Wu, T. Mahoney, E. White, AND E. DAmico. Wide-ranging wetland-mediated water quality improvements revealed through basin-scale simulations. American Geophysical Union (AGU), Chicago, IL, December 12 - 16, 2022.
2021
Christensen, J., B. Pickard, M. Keefer, K. Fritz, H. Golden, L. Alexander, R. Kwok, M. Weber, AND C. Lane. A review of current United States geospatial datasets and mapping approaches for headwater stream networks. 2021 Society of Freshwater Science Annual Meeting, Virtual, May 23 - 27, 2021.
Mahoney, D., J. Christensen, H. Golden, G. Evenson, C. Lane, E. DAmico, C. Barton, T. Williamson, K. Fritz, AND K. Sena. Advancement of Flow Permanence Prediction in Headwater Systems Using Semi-Distributed Hydrologic Modeling. World Environmental & Water Resources Congress 2021, Virtual, May 23 - 27, 2021.
Mahoney, D., K. Sena, J. Christensen, H. Golden, G. Evenson, C. Lane, E. D'Amico, C. Barton, T. Williamson, AND K. Fritz. Advancement of Flow Permanence Prediction in Headwater Systems Using Semi-Distributed Hydrologic Modeling (2021 SFWS). 2021 Society for Freshwater Science Annual Meeting, Virtual, May 23 - 27, 2021.
Mahoney, D., J. Christensen, H. Golden, C. Lane, G. Evenson, E. White, K. Fritz, E. DAmico, C. Barton, T. Williamson, AND K. Sena. Advancing prediction of headwater flow permanence and stream expansion and contraction using a process-based hydrologic model. Kentucky Water Resources Research Annual Symposium, Lexington, KY, September 13, 2021.
Nietch, C., J. Christensen, A. Safwat, AND J. McManus. Application of the Agricultural Conservation Planning Framework (ACPF) in the Upper East Fork of the Little Miami River Watershed (EFLMR). Regional Watershed Network Monthly Meeting, Virtual, July 02, 2021.
Leibowitz, S., Ryan A Hill, I. Creed, J. Compton, H. Golden, M. Weber, M. Rains, C. Jones, E Henry Lee, J. Christensen, R. Bellmore, AND C. Lane. Connections Matter: National Classification Links Wetlands and Water Quality. American Geophysical Union Fall Meeting, New Orleans, LA, December 13 - 17, 2021.
Fritz, K., B. Washington, G. Pond, J. Christensen, L. Alexander, R. Kashuba, AND B. Johnson. Identifying Invertebrate Indicators for Streamflow Duration Assessment Methods. 2021 Society for Freshwater Science Annual Meeting, Virtual, May 23 - 27, 2021.
Rajib, A., Q. Wu, C. Lane, H. Golden, J. Christensen, T. Dahl, J. Ryder, AND B. McFall. Integrating High-resolution Wetland and Depression Water Storage Data in Major Basin Hydrologic Modeling. 2021 American Geophysical Union Fall Meeting, New Orleans, LA, December 13 - 17, 2021.
Rea, A., R. Sabo, Y. Yuan, H. Golden, G. Evenson, J. Christensen, C. Lane, B. Jarvis, AND Y. Wan. Mississippi River Basin and Gulf Hypoxia Research Overview. Hypoxia Task Force Coordinating Committee, Durham, NC, August 11, 2022.
Iiames, J., W. Salls, M. Mehaffey, M. Nash, J. Christensen, AND B. Schaeffer. Modeling Anthropogenic and Environmental Influences on Freshwater Harmful Algal Bloom Development Detected by MERIS Over the Central United States. WATER RESOURCES RESEARCH. American Geophysical Union, Washington, DC, 57(10):e2020WR028946, (2021). https://doi.org/10.1029/2020WR028946
Rajib, A., Q. Zheng, Q. Wu, R. Morrison, A. Annis, H. Golden, C. Lane, J. Christensen, AND F. Nardi. New Land Use Change Data Reveal Significantly Altered Floodplains in the Mississippi River Basin. 2021 American Geophysical Union Fall Meeting, New Orleans, LA, December 13 - 17, 2021.
Hill, Ryan A, S. Leibowitz, M. Weber, J. Compton, M. Rains, I. Creed, C. Jones, J. Christensen, R. Bellmore, E Henry Lee, H. Golden, AND C. Lane. Punching above their weight: Wetlands moderate nutrient delivery to streams despite comprising just 5% of the conterminous US land area. Annual Meeting of the Society for Freshwater Science, virtual, Virtual, May 23 - 27, 2021.
Evenson, G., H. Golden, J. Christensen, C. Lane, M. Kalcic, A. Rajib, Q. Wu, D. Mahoney, E. White, AND E. DAmico. Strategic placement of wetlands mitigate surplus nutrient losses in tile-drained agricultural landscapes. 2021 American Geophysical Union (AGU) Annual Meeting, New Orleans, LA, December 13 - 17, 2021.
Mahoney, D., J. Christensen, H. Golden, C. Lane, G. Evenson, E. White, K. Fritz, E. DAmico, C. Barton, T. Williamson, AND K. Sena. Structural watershed controls on headwater streamflow permanence: a process-based modeling approach. 2021 AGU Fall Meeting, New Orleans, LA, December 13 - 17, 2021.
Rajib, A., Q. Zheng, H. Golden, Q. Wu, C. Lane, J. Christensen, R. Morrison, A. Annis, AND F. Nardi. The changing face of floodplains in the Mississippi River Basin detected by a 60-year land use change dataset. Scientific Data. Springer Nature, New York, NY, 8:271, (2021). https://doi.org/10.1038/s41597-021-01048-w
Vanderhoof, M., L. Alexander, AND J. Christensen. Tracking patterns of inundation across the Prairie Pothole Region using Sentinel-1 and Sentinel-2 image collections in cloud-based computing platforms. SWS Annual Meeting 2021 - Virtual, Virtual, June 01 - 04, 2021.
Leibowitz, S., Ryan A Hill, I. Creed, J. Compton, H. Golden, M. Weber, M. Rains, C. Jones, E Henry Lee, J. Christensen, R. Bellmore, AND C. Lane. Wetland Connectivity Influences Water Quality of Downstream Waters. 11th Intecol International Wetlands Conference, virtual, N/A, October 14, 2021.
Evenson, G., H. Golden, J. Christensen, C. Lane, A. Rajib, E. DAmico, D. Mahoney, E. White, AND Q. Wu. Wetland restoration yields dynamic nitrate responses across the Upper Mississippi river basin. Environmental Research Communications. IOP Publishing, PHILADELPHIA, PA, 3(9):095002, (2021). https://doi.org/10.1088/2515-7620/ac2125
Mitchell, M., Ken Forshay, T. Newcomer-Johnson, B. Dyson, J. Christensen, AND Tim Canfield. Wildlife habitat implications of agricultural drainage improvements and wetland restoration in the Upper Midwest, USA. To be Presented at ORISE Meet the World Seminar, NA, November 05, 2021.
2020
Christensen, J., H. Golden, C. Lane, G. Evenson, L. Alexander, Q. Wu, AND M. Vanderhoof. Coupling Models and Remote Sensing to Understand Wetland and Stream Dynamics. 2020 Virtual Geospatial Water Technology Conference: Complex Systems, Virtual, August 04 - 13, 2020.
Golden, H., A. Rajib, G. Evenson, J. Christensen, C. Lane, AND Q. Wu. Improving watershed modeling via big data: Insights from multiple cases studies. 2020 AGU Fall Meeting, Virtual, December 01 - 17, 2020.
Vanderhoof, M., J. Christensen, Y. Beal, B. DeVries, M. Lang, N. Hwang, C. Mazzarella, AND J. Jones. Isolating Anthropogenic Wetland Loss by Concurrently Tracking Inundation and Land Cover Disturbance across the Mid-Atlantic Region, U.S. Remote Sensing. MDPI, Basel, Switzerland, 12(9):1464, (2020). https://doi.org/10.3390/rs12091464
Lane, C., T. Berhane, S. Mengistu, J. Christensen, H. Golden, S. Qiu, Z. Zhu, AND Q. Wu. Land-cover changes to surface-water buffers in the Midwestern USA: 25 years of Landsat analyses (1993-2017) - ICRW7 presentation. ICRW7 – Seventh Interagency Conference on Research in the Watershed, Virtual, November 16 - 19, 2020.
Salls, W., J. Iiames, M. Mehaffey, M. Nash, J. Christensen, AND B. Schaeffer. Landscape Influences on Cyanobacteria Harmful Algal Blooms. Great Plains and Midwest Harmful Algal Blooms Workshop, Overland Park, KS, February 04 - 05, 2020.
Christensen, J. ORD aquatic mapping Research Area 2 update. BOSC Safe and Sustainable Water Resources (SSWR) Subcommittee, Virtual, October 28 - 29, 2020.
Christensen, J. ORD aquatic mapping update. Western States Watersheds Council, NA, Virtual, October 14 - 15, 2020.
Christensen, J., L. Alexander, K. Fritz, H. Golden, AND C. Lane. Safe and Sustainable Water Resources (SSWR) Research Area 2 Improved Aquatic Resource Mapping. Combined EPA/USGS/USFWS Aquatic Resources Mapping Meeting, Washington, DC, February 25 - 29, 2020.
Rashleigh, B., Rick Greene, Steve Paulsen, Peg Pelletier, S. Yee, Matthew Heberling, J. Christensen, H. Golden, AND A. Rea. Watershed Research at EPA. Interagency Conference on Research in the Watersheds (ICRW), NA, November 16 - 19, 2020.
Golden, H., C. Lane, J. Christensen, AND A. Rajib. Wetlandscapes: Gatekeepers of nutrient-based water quality across multi-scale watersheds. 2020 Society of Wetland Scientists Virtual Meeting, Virtual, December 01 - 03, 2020.
2019
Mushet, D., L. Alexander, M. Bennett, K. Schofield, J. Christensen, G. Ali, A. Pollard, K. Fritz, AND M. Lang. Differing Modes of Biotic Connectivity within Freshwater Ecosystem Mosaics. JOURNAL OF THE AMERICAN WATER RESOURCES ASSOCIATION. American Water Resources Association, Middleburg, VA, 55(2):307-317, (2019). https://doi.org/10.1111/1752-1688.12683
Golden, H., A. Rajib, S. Mengistu, C. Lane, J. Christensen, Q. Wu, E. D'Amico, AND A. Prues. Do wetlands mediate nutrients at watershed scales? Insights from “big data” and models. 2019 Annual Meeting for the Ecological Society of America, Louisville, Kentucky, August 11 - 16, 2019.
Wu, Q., C. Lane, L. Wang, M. Vanderhoof, J. Christensen, AND H. Liu. Efficient Delineation of Nested Depression Hierarchy in Digital Elevation Models for Hydrological Analysis Using Level‐Set Method. JAWRA. American Water Resources Association, Middleburg, VA, 55(2):354-368, (2019). https://doi.org/10.1111/1752-1688.12689
Christensen, J. Exploring the Extent of Artificial Agricultural Drainage using GIS Tools. 2019 Annual Meeting for the Ecological Society of America, Louiseville, KY, August 11 - 16, 2019.
Christensen, J. Exploring the Extent of Artificial Agricultural Drainage using GIS Tools (Soil and Water Conservation Society). 2019 Annual Conference of the Soil and Water Conservation Society, Pittsburgh, PA, July 28, 2019.
Vanderhoof, M., J. Christensen, AND L. Alexander. Influence of multi-decadal land use, irrigation practices and climate on riparian corridors across the Upper Missouri River headwaters basin, Montana. HYDROLOGY AND EARTH SYSTEM SCIENCES. EGS, 23(10):4269–4292, (2019). https://doi.org/10.5194/hess-23-4269-2019
Lane, C., T. Berhane, S. Mengistu, J. Christensen, H. Golden, S. Qiu, AND Z. Zhu. Land-cover changes to surface-water buffers in the Midwestern USA: 25 years of Landsat analyses (1993-2017). 2019 AGU Fall Meeting, San Francisco, California, December 09 - 13, 2019.
Golden, H., A. Rajib, C. Lane, J. Christensen, Q. Wu, AND S. Mengistu. Non-floodplain Wetlands Affect Watershed Nutrient Dynamics: A Critical Review. ENVIRONMENTAL SCIENCE & TECHNOLOGY. American Chemical Society, Washington, DC, 53(13):7203-7214, (2019). https://doi.org/10.1021/acs.est.8b07270
Golden, H., Mohammad Adnan Rajib Bhuiyan, Samson Girma Mengistu, C. Lane, J. Christensen, AND Q. Wu. Wetlands and nutrients at watershed scales: insights from big data and models. Gordon Research Conference on Catchment Science, Andover, NH, June 23 - 28, 2019.
2018
Christensen, J., G. Everson, M. Vanderhoof, Q. Wu, H. Golden, C. Lane, AND L. Alexander. Characterizing Depressional Wetland Storage in a Watershed: Linking Remote Sensing and Hydrologic Modeling Approaches. 6th Interagency Conference on Research in the Watersheds, Shepherdstown, WV, July 23 - 26, 2018.
Nash, M. AND J. Christensen. Description of Changes in Climatic Indices in USA over 25 Years (1989 – 2013). U.S. Environmental Protection Agency, Washington, DC, EPA/600/S-17/434, 2018.
Brooks, J. Renee, D. Mushet, M. Vanderhoof, S. Leibowitz, J. Christensen, B. Neff, D. Rosenberry, W. Rugh, AND L. Alexander. Estimating wetland connectivity to streams in the Prairie Pothole Region: an isotopic and remote sensing approach. WATER RESOURCES RESEARCH. American Geophysical Union, Washington, DC, 54(2):995-977, (2018).
Golden, H., C. Lane, S. Leibowitz, J. Christensen, J. Compton, E. D'Amico, A. Prues, M. Weber, AND R. Hill. How Landscape Source, Sink, and Transport Interactions Mediate Nitrogen and Phosphorus Across a Large River Basin. 2018 AGU Fall Meeting, Washington, DC, December 09 - 14, 2018.
Golden, H., A. Rajib, S. Mengistu, C. Lane, J. Christensen, E. DAmico, AND A. Prues. Natural infrastructure in large river basins: quantifying nutrient and hydrologic effects using “big” data and modeling. AGU Fall 2018 Meeting, Washington, DC, December 09 - 14, 2018.
Vanderhoof, M., C. Lane, M. McManus, L. Alexander, AND J. Christensen. Wetlands inform how climate extremes influence surface water expansion and contraction. HYDROLOGY AND EARTH SYSTEM SCIENCES. EGS, 22(3):1851-1873, (2018). https://doi.org/10.5194/hess-22-1851-2018
2017
Mushet, D., J. Christensen, M. Bennett, AND L. Alexander. Biota: Providing Often-overlooked Connections among Freshwater Systems. WATER RESOURCES IMPACT. American Water Resources Association, Middleburg, VA, 19(2):11-13, (2017).
Horvath, E., J. Christensen, M. Mehaffey, AND A. Neale. Building a Potential Wetland Restoration Indicator for the Contiguous United States. ECOLOGICAL INDICATORS. Elsevier Science Ltd, New York, NY, 83:462-473, (2017).
Nash, M., J. Wickham, J. Christensen, AND T. Wade. Changes in Landscape Greenness and Climatic Factors over 25 Years (1989–2013) in the USA. Remote Sensing. MDPI, Basel, Switzerland, 9(3):295, (2017).
Christensen, J., G. Evenson, M. Vanderhoof, Q. Wu, H. Golden, AND C. Lane. Characterizing the Surface Connectivity of Depressional Wetlands: Linking Remote Sensing and Hydrologic Modeling Approaches. 2017 AGU Fall Meeting, New Orleans, LA, December 11 - 15, 2017.
Creed, I., C. Lane, J. Serran, L. Alexander, N. Basu, A. Calhoun, J. Christensen, M. Cohen, C. Craft, E. D'Amico, E. DeKeyser, L. Fowler, H. Golden, J. Jawitz, P. Kalla, K. Kirkman, M. Lang, S. Leibowitz, D. Lewis, J. Marton, D. McLaughlin, H. Raanan-Kiperwas, M. Rains, K. Rains, AND L. Smith. Enhancing protection for vulnerable waters. Nature Geoscience. Nature Publishing Group, London, Uk, 10(11):809-815, (2017). https://doi.org/10.1038/ngeo3041
Brooks, J. Renee, D. Mushet, M. Vanderhoof, S. Leibowitz, J. Christensen, B. Neff, D. Rosenberry, W. Rugh, AND L. Alexander. Estimating pothole wetland connectivity to Pipestem Creek, North Dakota: an isotopic approach. American Water Resources Association’s 2017 Spring Specialty Conference, Snowbird, Utah, April 30 - May 03, 2017.
Christensen, J. Exploring Agricultural Drainage's Influence on Wetland and Watershed Connectivity. US-IALE 2017, Baltimore, MD, April 09 - 13, 2017.