Please join catchment science researchers and CUAHSI each Wednesday at 1:00 pm. ET from February 10 - March 31 for a webinar series on experimental catchment research at sites across the globe. This series will feature short- and longer-format  talks and discussions on research catchments, and their value to science and society. Please attend and share your ideas on cross-site syntheses! Follow CUAHSI on Twitter @CUAHSI to stay up-to-date on the latest webinar topics!


Registration is free! Register here

Please submit any questions via this form.

All talks are recorded! If you miss a talk or series, be sure to check them out on our YouTube Channel here


Week 1, February 10, 2021 - 1:00 pm ET

Introduction: The Global Catchment Map and Perspectives from Diverse Geographies 

View the recording of this talk here!

  • We will have a 10-minute introduction by the conveners featuring our Catchments of the World map, a brief overview of catchment science history, the scientific and societal value of catchments, and our goals for this speaker series. Next will be 5 talks (10-minute slots) with perspectives from diverse geographies: 
    • Tim Burt, UK. Very long weather records (Oxford from 1767, Durham from 1841) and implications for local rivers.
    • Manfred Staehli/Ilja van Meerfeld, Switzerland. Long-term hydrological research in the Alptal catchment, central Switzerland.
    • Breck Bowden, USA. Long-term biogeochemical responses of an Arctic river to a changing climate: The Upper Kuparuk River Experiment.
    • Jasper Slingsby, South Africa. Jonkershoek: Africa’s oldest catchment experiment - 80 years and counting.
    • Irena Creed, Canada. Vulnerable waters confer watershed resilience.


Week 2, February 17, 2021 - 1:00 pm ET

Historical Hydrology and Hydrologic Change

View the recording of this talk here!

  • This week is devoted to hydrology, a fundamental and unifying discipline across catchment studies. Jeff McDonnell will give an overview talk (25 mins.) on how hydrologic research is foundational to catchment science, to be followed by five site-specific talks (7 mins.) on catchment hydrology studies. As with each week, we will leave 15 minutes for discussion. 
    • Jeff McDonnell, University of Saskatchewan. The evolving perceptual model of hillslope connections to their channels: A short history
    • Devendra Amatya, U.S.. Forest Service. Hydrology of long-term Santee Experimental Forest catchments in coastal South Carolina, USA
    • Melissa Rose, Northern Arizona University. Correlating trends in vegetation cover with water yields at the Sierra Ancha Experimental Forest using Unmanned Aerial Vehicles (UAVs) 
    • Mark Green, Case Western University. Changing water budgets at Hubbard Brook Experimental Forest, New Hampshire USA
    • Paul Brooks, University of Utah. Long-term data from headwater catchments provides novel insights into streamflow response to climate
    • Jeff McDonnell, University of Saskatchewan. The Maimai experimental catchment: Forty years of process-based research on steep, wet hillslopes.


Week 3, February 24, 2021 - 1:00 pm ET

Alpine, Boreal, and Arctic Catchments

View the recording of this talk here!

  • This week features nine 6-minute talks that introduce catchments and opportunities to collaborate in these generally snowy high-latitude and mountainous landscapes. 
    • Anna Bergstrom, Antarctica. Hydrology at the bottom of the world: insights from long term observations in Antarctic watersheds. 
    • Tomasz Wawrzyniak, Norway. Flow regime in catchments with different level of glaciation in SW Spitsbergen
    • Liisa Ukonmaanaho, Finland. Over thirty year monitoring in boreal forest catchments in Finland. 
    • Kevin Bishop, Sweden. The Integrated Monitoring Catchments in Sweden
    • Jim McNamara, USA. Catchment Hydrology in the Rain-Snow Transition Zone, Dry Creek Experimental Watershed, Idaho, USA
    • Elise Osenga, USA. Establishing a Cross-Elevation Catchment Monitoring Network in the Colorado Rocky Mountains. 
    • Jill Baron, USA. Global change in the alpine: nearly four decades of observations and research in Loch Vale, CO
    • Ladislav Holko, Slovakia. Long-term research of hydrological cycle in the highest part of the Carpathian Mountains
    • Jakob Steiner, Himalayas. Catchment research in high-mountain Asia - multi-year observations in the Langtang valley


Week 4, March 3, 2021 - 1:00 pm ET

Seasonally Snow-Covered Temperate Catchments

View the recording of this talk here!

  • This week features nine 6-minute talks that introduce catchments and opportunities to collaborate in colder temperate landscapes where snowmelt is a big driver of hydrology and biogeochemical cycling.
    • Hjalmar Laudon, Sweden. Understanding a northern landscape in transition – examples from the Krycklan Catchment Study
    • Giulia Zuecco, Italy. Ressi experimental catchment: ecohydrological research in the Italian pre-Alps
    • Kara Webster, Canada. The Turkey Lakes Watershed: 40 years of interdisciplinary whole-ecosystem monitoring and research.
    • Steve Sebestyen, USA. Sixty years of research in lowland headwaters, Marcell, MN
    • Sherri Johnson , USA. New disturbances: Long-term hydrologic and biogeochemical research at the HJ Andrews Experimental Forest, Oregon
    • Jamie Shanley, USA. Frosting on the cake: biogeochemistry on a foundation of hydrology at Sleepers River, VT
    • Mike McHale, USA. Biscuit Brook -- 30 years of acid rain recovery
    • Scott Bailey, USA. Controls on acid neutralization and stream chemistry at Hubbard Brook, NH
    • Ge Pu, USA. Uncertainty in stream water fluxes of solutes at the Hubbard Brook


Week 5, March 10, 2021 - 1:00 pm ET

Low to no Snow Temperate Catchments

View the recording of this talk here!

  • This week features nine 6-minute talks that introduce catchments and opportunities to collaborate in a range of catchments from snow- to rain-dominated, and ending in the tropics.

    • Theresa Blume, Germany. The TERENO expereimental catchment network, Germany
    • Beth Boyer, USA. Leading Ridge ExperimentalWatershed, Pennsylvania, USA
    • Daniele Penna, Italy. Introducing the Re della Pietra catchment, central Italy
    • Tomas Navratil, Czech Republic. Over 25 years of monitoring the fluxes in a central European mixed forest catchment Lesni potok
    • Rhett Jackson, USA. Coweeta Hydrologic Lab and Savannah River Site - what we have and haven't learned.
    • Todd Scanlon, USA. Monitoring Change in Virginia Mountain Streams: Forty Years of Watershed Science
    • Josh West, Peru. Rio Madre de Dios basin in Peru
    • Jean Riotte, Tropics. Response of Tropical experimental catchments to global changes : The M-Tropics CZO network.
    • Bill McDowell, USA. Catchment biogeochemistry in a dynamic tropical environment, Luquillo, Puerto Rico


Week 6, March 17, 2021 - 1:00 pm ET

Forest Management and Environmental Disturbance: Lessons Learned from Harvest and Afforestation

View the recording of this talk here!

  • This week features nine 6-minute talks that introduce catchments and opportunities to collaborate in catchment studies generally designed to assess the eddects of forest management. Forest management practices include forest harvest, replanting, growth, replacement of native forest with plantations, and the replacement of plantations with native forest. 
    • Dan Moore, Canada. Influence of forest harvesting on warm-season low flows in rain-dominated headwater catchments
    • Paul Richardson, USA. Three experimental timber harvests and three lessons from Caspar Creek in northern California
    • John Whiting, USA. Kings River Experimental Watersheds: Headwater Variability and Management in the Southern Sierra
    • Kenton Sena, USA. Timber Harvest, Surface Coal Mining, and Reference Streams: A watershed research history of Robinson Forest, Eastern Kentucky, USA.
    • Catalina Segura, USA. Fifty years of runoff response to conversion of old-growth forest to planted forest in the western Cascades, Oregon, USA
    • Johnny Boggs, USA. Effects of species conversion on transpiration and streamflow in the Piedmont of North Carolina
    • Francisco Balocchi, Chile. Forestal Arauco experimental research catchments network; understanding plantations and native forest role in the hydrologic cycle in the Mediterranean zone, south America, Chile.
    • Antonio Lara, Chile. Streamflow response to native forest restoration in former Eucalyptus plantations in south central Chile
    • Andrés Iroumé, Chile. Experimental catchment research in private forest lands, Chile


Week 7, March 24, 2021 - 1:00 pm ET

Agricultural and Urban Catchments

  • This week features nine 6-minute talks that introduce catchments and opportunities to collaborate in agricultural and urban landscape catchments.
    • Magdalena Bieroza, Sweden. Hydrological and biogeochemical controls of nutrient and sediment losses in agricultural catchments
    • Lindsey Yasarer, USA. Field to Lake: a summary of 25 years of research in Beasley Lake Watershed.
    • Tailin Li, Czech Rep. A brief introduction of a small agricultural catchment in the Czech Republic -- Nučice
    • Dave Goodrich, USA. The LTAR* USDA-ARS Experimental Watershed Network - Walnut Gulch
    • Melissa Rose, USA. Correlating Trends in Vegetation Cover with Water Yields at the Sierra Ancha Experimental Forest using Unmanned Aerial Vehicles (UAVs)
    • Bethany Neilson, USA. Logan River Observatory: karst mountainous pristine to valley human impacted.
    • Jennifer Follstad Shah, USA. Linking water supply to water quality in an urban river within the Wasatch Environmental Observatory
    • Adam Wymore, USA. The Lamprey River Hydrological Observatory: suburbanization and changing seasonality
    • Peter Groffman, USA. The bio-geo-socio-chemistry of urban watersheds in Baltimore


Week 8, March 31, 2021 - 1:00 pm ET

Conclusions and Synthesis. 

  • The goal of this meeting is to discuss ideas and brainstorm on ways to synthesize monitoring data and research across sites, in order to enhance the value and impact of catchment research. Participants can submit ideas and discussion themes throughout the series that we will organize and present as a starting point for discussion.