The Department of Natural Resources and the Environment is New Hampshire’s educational center for the scholarly study of environmental and social sciences, and their application to the policy and management of natural resources from local to global scales. The Department does this through education, research and outreach.
Faculty may submit research here.
Submissions from 2024
Conducting Structure-from-Motion (SfM) Modeling of Freshwater Environments using Unpiloted Aerial Systems (UAS): Challenges and Lessons Learned, Benjamin T. Fraser, Christine L. Bunyon, and Russell G. Congalton
City of Leaf Collaborative Drinking Water Emergency Response Serious Game, Jingyan Huang and Weiwei Mo
Lotic-SIPCO2: Adaptation of an open-source CO2 sensor system and examination of associated emission uncertainties across a range of stream sizes and land uses, Andrew L. Robison, Lauren E. Koenig, Jody D. Potter, Lisle E. Snyder, Christopher W. Hunt, William H. McDowell, and Wilfred M. Wollheim
Scale-dependent habitat selection is shaped by landscape context in dispersing white-tailed deer, Ryan B. Stephens, Joshua J. Millspaugh, Jon T. McRoberts, David R. Heit, Kevyn H. Wiskirchen, Jason A. Sumners, Jason L. Isabelle, and Remington J. Moll
Submissions from 2023
Wind and small mammals are complementary fungal dispersers, Benjamin W. Borgmann-Winter, Ryan B. Stephens, Mark A. Anthony, Serita D. Frey, Anthony W. D'Amato, and Rebecca J. Rowe
Short-term responses of soil carbon, nitrogen, and microbial biomass to cover crop mixtures and monocultures, Igor Alexandre de Souza, Amanda B. Daly, Jorg Schnecker, Nicholas D. Warren, Adalfredo Rocha Lobo Jr., Richard G. Smith, Andre Fonseca Brito, and A. Stuart Grandy
Responses of forest ecosystems to decreasing nitrogen deposition in eastern North America, Frank S. Gilliam, Douglas A. Burns, Charles T. Driscoll, Serita D. Frey, Gary M. Lovett, and Shaun A. Watmough
Trait-based assembly of arbuscular mycorrhizal fungal communities determines soil carbon formation and retention, Caitlyn C. A. Horsch, Pedro M. Antunes, Catherine Fahey, A. Stuart Grandy, and Cynthia M. Kallenbach
New Records of Southern Pine Beetle (Dendroctonus frontalis Zimmermann; Coleoptera: Curculionidae) in New York, New Hampshire, and Maine, USA Indicate Northward Range Expansion, Caroline R. Kanaskie, Thomas C. Schmeelk, Jessica A. Cancelliere, and Jeff R. Garnas
A Rising Tide: Oyster Aquaculture Survey Instrument, Natalie Lord, Catherine M. Ashcraft, Lindsey Williams, and Julia Novak-Colwell
A Rising Tide: Oyster Aquaculture Survey Results, Natalie Lord, Catherine M. Ashcraft, Lindsey Williams, and Julia Novak-Colwell
A Rising Tide Photovoice Photobook, Natalie Lord, Catherine M. Ashcraft, Lindsey Williams, and Julia Novak-Colwell
Greater regulation of permafrost organic matter composition by enzymes and redox than temperature, Laurel Lynch, Francisco Calderon, and Jessica G. Ernakovich
Soil microbial legacies influence freeze–thaw responses of soil, Melissa A. Pastore, Aimee T. Classen, Marie E. English, Serita D. Frey, Melissa A. Knorr, Karin Rand, and E. Carol Adair
Chronic Warming and Nitrogen-Addition Alter Soil Organic Matter Molecular Composition Distinctly in Tandem Compared to Individual Stressors, Iuliana Stoica, Maryam Tabatabaei Anaraki, Thomas Muratore, Melissa A. Knorr, Serita D. Frey, and Myrna J. Simpson
The emergence of convergence, Shana M. Sundstrom, David G. Angeler, Jessica G. Ernakovich, Jorge H. Garcia, Joseph A. Hamm, Orville Huntington, and Craig R. Allen
Frequent defoliation of perennial legume-grass bicultures alters soil carbon dynamics, Cristhian dos Santos Teixeira, Buck T. Castillo, Lukas T. Bernhardt, Nicholas D. Warren, Claudia Petry, Jessica G. Ernakovich, Richard G. Smith, and Serita D. Frey
Submissions from 2022
Investing in Emerging Regional Institutions to Promote Equitable Climate-Ready Regions, Catherine M. Ashcraft and Christina Rosan
Access to Nature and Economy in Rochester, NH: StoryMap of a walking tour, Cody G. Crytzer, Shannon Rogers, and Catherine M. Ashcraft
Nutrients Alter Methane Production and Oxidation in a Thawing Permafrost Mire, N. Niloufar Kashi, Erik A. Hobbie, Ruth K. Varner, Adam S. Wymore, Jessica G. Ernakovich, and Reiner Giesler
Tillage and pesticide seed treatments have distinct effects on soil microbial diversity and function, Jessica E. Mackay, Lukas T. Bernhardt, Richard G. Smith, and Jessica G. Ernakovich
Implementing just climate adaptation policy: An analysis of recognition, framing, and advocacy coalitions in Boston, U.S.A., Jeffrey T. Malloy, Catherine Ashcraft, Paul Kirshen, Thomas G. Safford, Semra Aytur, and Shannon H. Rogers
Diversifying and perennializing plants in agroecosystems alters retention of new C and N from crop residues, Marshall D. McDaniel, Jeffrey A. Bird, Jennifer Pett-Ridge, Erika Marin-Spiotta, Tom M. Schmidt, and A. Stuart Grandy
Evidence for a genetic basis in functional trait tradeoffs with microbial growth rate but not growth yield, Eric W. Morrison, Shana A. Whitney, Kevin M. Geyer, Joseph L. Sevigny, A. Stuart Grandy, W. Kelley Thomas, Kristen M. DeAngelis, and Serita D. Frey
Integrating knowledge co-production with life cycle assessment, Weiwei Mo, David Hart, Catherine M. Ashcraft, Mikhail Chester, Stefano Cucurachi, Zhongming Lu, and Shelie A. Miller
Salinity and hydraulic retention time induce membrane phospholipid acyl chain remodeling in Halanaerobium congolense WG10 and mixed cultures from hydraulically fractured shale wells, Chika Jude Ugwuodo, Fabrizio Colosimo, Jishnu Adhikari, Yuxiang Shen, Appala Raju Badireddy, and Paula J. Mouser
Clarifying the evidence for microbial‐ and plant‐derived soil organic matter, and the path toward a more quantitative understanding, Emily D. Whalen, A. Stuart Grandy, Noah W. Sokol, Marco Keiluweit, Jessica G. Ernakovich, Richard G. Smith, and Serita D. Frey
Submissions from 2021
Estimating Primary Forest Attributes and Rare Community Characteristics Using Unmanned Aerial Systems (UAS): An Enrichment of Conventional Forest Inventories, Benjamin T. Fraser and Russell G. Congalton
Monitoring Fine-Scale Forest Health Using Unmanned Aerial Systems (UAS) Multispectral Models, Benjamin T. Fraser and Russell G. Congalton
Estimating Primary Forest Attributes and Rare Community Characteristics Using Unmanned Aerial Systems (UAS): An Enrichment of Conventional Forest Inventories., Benjamin T. Fraser and Russell G. Congalton
A Comparison of Multi-Temporal RGB and Multispectral UAS Imagery for Tree Species Classification in Heterogeneous New Hampshire Forests, Heather Grybas and Russell G. Congalton
Individual Tree Crown Delineation from UAS Imagery based on Region Growing by Over-segments with a Competitive Mechanism., Jianyu Gu and Russell G. Congalton
A semantically enriched taxonomic revision of Gryonoides Dodd, 1920 (Hymenoptera, Scelionidae), with a review of the hosts of Teleasinae, István Mikó, Lubomir Masner, Jonah M. Ulmer, Monique Raymond, Julia Hobbie, Sergei Tarasov, Cecilia Beatriz Margaría, Katja C. Seltmann, and Elijah J. Talamas
The Crystal River Payment for Hydrological Services Role-Play Negotiation Workshop Survey Instruments, Andrés M. Urcuqui-Bustamante, Ian McGinnis, Theresa McCarty, Catherine M. Ashcraft, Shady S. Atallah, and Theresa Selfa
The Crystal River Payment for Hydrological Services Role-Play Negotiation Post-Workshop Interview Protocol, Andrés M. Urcuqui-Bustamante, Theresa Selfa, and Catherine M. Ashcraft
Submissions from 2020
The Agroecosystem Project at the Organic Dairy Research Farm, University of New Hampshire, John D. Aber, Matthew M. Smith, Allison M. Leach, William H. McDowell, Michelle Daley Shattuck, Nicole A. Williamson, Dena M. Hoffman, and J. Matthew Davis
Eelgrass Health Survey and Results, Nicholas B. Anderson, Catherine M. Ashcraft, Dante D. Torio, and Frederick T. Short
Evaluating ecosystem service trade-offs along a land-use intensification gradient in central Veracruz, Mexico, Berry Z. Carter, Kelly W. Jones, Leon Rodrigo Gomez-Aguilar, Russell G. Congalton, Friso Holwerda, Randall Kolka, Nathaniel Looker, Sergio Miguel Lopez-Ramirez, Robert Manson, Alex Mayer, Lyssette Elena Muñoz-Villers, Perla Ortiz Colin, Humberto M. Romero-Uribe, Leonardo Saenz, Juan Jose Von Thaden, Mariana Quetzalli Vizcaíno Bravo, Guadalupe Williams-Linera, and Heidi Asbjornsen
Influence of forest-to-silvopasture conversion and drought on components of evapotranspiration, Adam P. Coble, Alexandra R. Contosta, Richard G. Smith, Nathan W. Siegert, Matthew A. Vadeboncoeur, Katie A. Jennings, Anthony J. Stewart, and Heidi Asbjornsen
Unmanned Aerial Systems (UAS) and Thematic Map Accuracy Assessment, Russell G. Congalton and Benjamin Fraser
Using Geospatial Analysis to Map Forest Change in New Hampshire: 1996–Present, Heather Grybas, Russell G. Congalton, and Andrew F. Howard
Analysis of the Impact of Positional Accuracy When Using a Single Pixel for Thematic Accuracy Assessment, Jianyu Gu and Russell G. Congalton
A comparison of forest tree crown delineation from unmanned aerial imagery using canopy height models vs. spectral lightness., Jianyu Gu, Heather Grybas, and Russell G. Congalton
Individual tree crown delineation from UAS imagery based on region growing and growth space considerations., Jianyu Gu, Heather Grybas, and Russell G. Congalton
Using Agent-Based Models to Inform the Dynamics of Winter Tick Parasitism of Moose., Christine Healy, Peter J. Pekins, Shady Atallah, and Russell G. Congalton
Framework for Implementing Socially Just Climate Adaptation (Post-Print), Jeffrey T. Malloy and Catherine M. Ashcraft
Mapping croplands of Europe, Middle East, Russia, and Central Asia using Landsat, Random Forest, and Google Earth Engine, Aparna R. Phalke, Mutlu Özdoğan, Prasad S. Thenkabail, Tyler Erickson, Noel Gorelick, Kamini Yadav, and Russell G. Congalton
New England Food Policy Council Survey Results, Cathryn A. Porter and Catherine M. Ashcraft
New England food policy councils: An assessment of organizational structure, policy priorities and public participation, Cathryn A. Porter and Catherine M. Ashcraft
New England Food Policy Council Survey Instrument, Cathryn A. Porter and Catherine M. Ashcraft
Evaluating the environmental effectiveness of payments for hydrological services in Veracruz, Mexico: A landscape approach, Juan Von Thaden, Robert H. Manson, Russell G. Congalton, Fabiola López-Barrera, and Kelly W. Jones
Extending crop type reference data using phenology-based approach., Kamini Yadav and Russell G. Congalton
Nature-Based Municipal Flood Resilience and Conservation Priorities in New Hampshire’s Coastal Watershed, Michal Zahorik and Catherine M. Ashcraft
Nature-Based Municipal Flood Resilience: Land Conservation Strategies in New Hampshire’s Coastal Watershed, Michal Zahorik and Catherine M. Ashcraft
Submissions from 2019
Assessing the Accuracy of Remotely Sensed Data: Principles and Practices, Russell G. Congalton and Kass Green
Evaluating the effectiveness of Unmanned Aerial Systems (UAS) for collecting thematic map accuracy assessment reference data in New England Forests., Benjamin T. Fraser and Russell G. Congalton
The positional effect in soft classification accuracy assessment., Jianyu Gu and Russell G. Congalton
Mapping cropland extent of Southeast and Northeast Asia using multi-year time-series Landsat 30-m data using Random Forest classifier on Google Earth Engine., Adam J. Oliphant, Prasad S. Thenkabail, Pardhasaradhi Teluguntla, Jun Xiong, Murali Krishna Gumma, Russell G. Congalton, and Kamini Yadav
Lessons learned about collaborating across coupled natural-human systems research on Mexico’s Payments for Hydrological Services Program, Erin C. Pischke, Z. Carter Berry, Randall K. Kolka, Jacob Salcone, Diana Cordoba, Xoco Shinbrot, Sergio Miguel Lopez Ramirez, Kelly W. Jones, Russell G. Congalton, Robert H. Manson, Juan Jose Von Thaden Ugalde, Theresa Selfa, Sophie Avila, and Heidi Asbjornsen
The impact of landscape characteristics on the performance of upscaled maps., Peijun Sun and Russell G. Congalton
A regional evaluation of the effectiveness of Mexico’s payments for hydrological services., Juan Von Thaden, Robert H. Manson, Russell G. Congalton, Fabiola López-Barrera, and Jacob Salcone
Evaluating sampling designs for assessing the accuracy of cropland extent maps in different cropland proportion regions., Kamini Yadav and Russell G. Congalton
Submissions from 2018
Wetlands Evaluation for Philbrick's Pond Marsh Drainage Evaluation North Hampton, NH, David M. Burdick, Chris Peter, and Gregg Moore
Issues in Unmanned Aerial Systems (UAS) Data Collection of Complex Forest Environments, Benjamin T. Fraser and Russell G. Congalton
Land cover change image analysis for Assateague Island National Seashore following Hurricane Sandy, Heather Grybas and Russell G. Congalton
Characterizing non-industrial private forest landowners' forest management engagement and advice sources., Joel Hartter, Russell G. Congalton, Lawrence C. Hamilton, and Nils D. Christoffersen
SELECTIVE HABITAT USE BY MOOSE DURING CRITICAL PERIODS IN THE WINTER TICK LIFE CYCLE, Christine Healy, Peter J. Pekins, Lee Kantar, Russell G. Congalton, and Shadi Atallah
Integrating cloud-based workflows in continental-scale cropland extent classification., Richard Massey, Temuulen T. Sankey, Kamini Yadav, Russell G. Congalton, and James C. Tilton
Post-socialist cropland changes and abandonment in Mongolia., Temuulen Tsagaan Sankey, Richard Massey, Russell G. Congalton, and James C. Tilton
Using a similarity matrix approach to evaluate the accuracy of rescaled maps., Peijun Sun and Russell G. Congalton
Improving the upscaling of land cover maps by fusing uncertainty and spatial structure information, Peijun Sun, Russell G. Congalton, and Yaozhong Pan
Using a simulation analysis to evaluate the impact of crop mapping error on crop area estimation from stratified sampling., Peijun Sun, Russell G. Congalton, and Yaozhong Pan
A 30-m Landsat-derived cropland extent product of Australia and China using Random Forest machine learning algorithm on Google Earth Engine cloud computing platform., Pardhasaradhi Teluguntla, Prasad S. Thenkabail, Adam Oliphant, Jun Xiong, Murali Krishna Gumma, Russell G. Congalton, Kamini Yadav, and Alfredo Huete
Accuracy assessment of Global Food Security-support Analysis Data (GFSAD) cropland extent maps produced at three different spatial resolutions, Kamini Yadav and Russell G. Congalton
Submissions from 2017
The impact of industrial oil development on a protected area landscape: population pressure and struggles for land at Murchison Falls Conservation Area, Uganda., Nicholas Dowhaniuk, Joel Hartter, Sadie J. Ryan, Micheal W. Palace, and Russell G. Congalton
Imagery and GIS: Best Practices for Extracting Information from Imagery, Kass Green, Russell G. Congalton, and Mark Tukman
A comparison of unsupervised segmentation parameter optimization approaches using moderate- and high-resolution imagery, Heather Grybas, Lindsay Melendy, and Russell G. Congalton
MODIS phenology-derived, multi-year distribution of conterminous U.S. crop types, Richard Massey, Temuulen T. Sankey, Russell G. Congalton, Kamini Yadav, Prasad S. Thenkabail, Mutlu Ozdogan, and Andrew J. Sánchez Meador
The impact of crop mapping error on the performance of upscaling agricultural maps, Peijun Sun, Russell G. Congalton, Heather Grybas, and Yaozhong Pan
A quantitative performance comparison of paddy rice acreage estimation using stratified sampling strategies with different auxiliary indicators, Peijun Sun, Jinshui Zhang, Russell G. Congalton, Yaozhong Pan, and Xiufang Zhu
Spectral matching techniques (SMTs) and automated cropland classification algorithms (ACCAs) for mapping croplands of Australia using MODIS 250-m time-series (2000–2015) data, Pardhasaradhi Teluguntla, Prasad S. Thenkabail, Jun Xiong, Murali Krishna Gumma, Russell G. Congalton, Adam Oliphant, Justin Poehnelt, Kamini Yadav, Mahesh Rao, and Richard Massey
Automated cropland mapping of continental Africa using Google Earth Engine cloud computing, Jun Xiong, Prasad S. Thenkabail, Murali K. Gumma, Pardhasaradhi Teluguntla, Justin Poehnelt, Russell G. Congalton, Kamini Yadav, and David Thau
Nominal 30-m cropland extent of continental Africa by integrating pixel-base and object-based algorithms using Sentinel-2 and Landsat-8 data on Google Earth Engine., Jun Xiong, Prasad S. Thenkabail, James C. Tilton, Murali K. Gumma, Pardhasaradhi Teluguntla, Adam Oliphant, Russell G. Congalton, Kamini Yadav, and Noel Gorelick
Issues with large area thematic accuracy assessment for mapping cropland extent: a tale of three continents., Kamini Yadav and Russell G. Congalton
Submissions from 2016
Shifting currents in water diplomacy: negotiating conflict in the Danube and Nile River basins, Catherine M. Ashcraft
Assessing Positional and Thematic Accuracies of Maps Generated from Remotely Sensed Data, Russell G. Congalton
The politics of fresh water: setting the stage, Tamar Mayer and Catherine M. Ashcraft
Future Landsat data needs at the local and state levels: An AmericaView perspective., Ramesh Sivanpillai and Russell G. Congalton
Global Food Security Support Analysis Data (GFSAD) at Nominal 1-km (GCAD) derived from Remote Sensing in Support of Food Security in the Twenty-first Century: Current Achievements and Future Possibilities, P. Teluguntla, P. Thenkabail, J. Xiong, M. Krishna Gumma, C. Giri, C. Milesi, M. Ozdogan, Russell G. Congalton, J. Tilton, T. Sankey, R. Massey, A. Phalke, and K. Yadav
Submissions from 2015
Optimal land cover mapping and change analysis in northeastern oregon using landsat imagery., Michael J. Campbell, Russell G. Congalton, and Joel N. Hartter
Size-biased distributions in the generalized beta distribution family, with applications to forestry, Mark J. Ducey and Jeffrey H. Gove
Rethinking the Freshwater Eel: Salt Marsh Trophic Support of the American Eel, Anguilla rostrata, Alyson L. Eberhardt, David M. Burdick, Michele Dionne, and Robert E. Vincent
Extension Stakeholder Engagement: Adapting to the Twenty-First Century, Charles A. French
The impact of positional errors on soft classification accuracy assessment: A simulation analysis, Jianyu Gu, Russell G. Congalton, and Yaozhong Pan
Modelling Associations between Public Understanding, Engagement and Forest Conditions in the Inland Northwest, USA., Joel N. Hartter, Forrest R. Stevens, Lawrence C. Hamilton, Russell G. Congalton, Mark J. Ducey, and Paul T. Oester
Uncertainty analysis in the creation of a fine-resolution leaf area index (LAI) reference map for validation of moderate resolution LAI products., John S. Liames, Russell G. Congalton, Timothy E. Lewis, and Andrew Pilant
Evaluation of field-measured vertical obscuration and full waveform lidar to assess salt marsh vegetation biophysical parameters, Jeffrey N. Rogers, Chrisopher E. Parrish, Larry G. Ward, and David M. Burdick
Fish Productivity and Trophic Transfer in Created and Naturally Occurring Salt Marsh Habitat, Robert E. Vincent, Michele Dionne, David M. Burdick, and Erik A. Hobbie
Submissions from 2014
Need and Urgency of Planning for Marsh Migration, David M. Burdick