A postdoctoral researcher is sought for a team of USDA Forest Service, Natural Resource Conservation Service, and University of Minnesota researchers to advance landscape level estimation of soil moisture across northern Minnesota forests. The project requires expertise in hydrological modeling to estimate water availability in and to forests, as well as technical expertise to guide validation measurements and ensure data quality and consistency. Knowledge of soil water availability and dynamic fluctuations over time is critical to forest management, timber operations, and water supply for rural communities. However, landscape-scale estimation of soil water availability in forests, let alone in landscapes with distinct elements (lakes, wetlands, and uplands), is challenging. More effort is needed to enhance regional to national capacity to provide timely and accurate forecasting of soil moisture availability. This is a critical junction due to changing weather conditions such as more severe and prolonged drought, more intense and variable rainfall, and shorter, warmer winters that affect forest productivity. Soil moisture is also vital to managing susceptibility to and devastation from wildfire. The implementation of this project will improve quantification of available soil water, with resulting impacts for forest managers, timber harvesting operations, and fire susceptibility. Based upon the availability of existing long-term data and research facilities, and presence of complex landscape elements (lakes, forests, and wetlands) that typify the upper Midwest, this project will be focused on the Marcell Experimental Forest (MEF) in north, central Minnesota. The MEF was established to study hydrological responses to forest management, including long-term monitoring to document the magnitude and duration of responses as forests regenerate. The postdoc will work on implementing a Distributed Hydrology Soil Vegetation Model (DHSVM), produce calibrated simulations, and validate the model for the MEF. The research includes: empirical investigation of high-resolution soil data (moisture, texture, bulk density, etc.) as well as seasonal neutron probe and gravimetric moisture data for use in the DHSVM model; consideration of other relevant water balance data (precipitation, streamflow, evapotranspiration, etc) available from catchment studies; use of pedotransfer functions to estimate water retention capacity values from the existing soil surveys at the MEF; assembling data from Web Soil Survey to implement, refine, and initiate calibration of the model; preparation of model input files; refining goals and tasks as needed; documentation and publication of data; collaboration with with experts in biogeochemistry, ecohydrology, meteorology, soil science, and forestry; and dissemination of findings through professional meetings, workshops, conferences, and peer-reviewed journal publications. The exact research topics and activities will be designed to fit individual interests and expertise. We are looking for someone to start immediately.
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Job Type
Full-time
Career Level
Entry Level
Industry
Educational Services
Education Level
Ph.D. or professional degree
Number of Employees
5,001-10,000 employees