{"accessLevel": "public", "bureauCode": ["020:00"], "contactPoint": {"fn": "John Walker", "hasEmail": "mailto:walker.johnt@epa.gov"}, "description": "This dataset includes measurements of ammonia air surface exchange in two adjacent ecosystems measured by open-path quantum cascade laser using the eddy covariance technique.  Analysis includes assessment of the physical and biogeochemical drivers that lead to differences in atmosphere-biosphere exchange of ammonia between these two natural ecosystems. \n\nThis dataset is associated with the following publication:\nGuo, X., D. Pan, R. Daly, X. Chen, J. Walker, L. Tao, J. McSpiritt, and M. Zondlo. Spatial heterogeneity of ammonia fluxes in a deciduous forest and adjacent grassland.   AGRICULTURAL AND FOREST METEOROLOGY. Elsevier Science Ltd, New York, NY, USA, 326: 109128, (2022).", "distribution": [{"downloadURL": "https://pasteur.epa.gov/uploads/10.23719/1524745/ScienceHub_Guo_Ammonia_2022_Final.xlsx", "mediaType": "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet", "title": "ScienceHub_Guo_Ammonia_2022_Final.xlsx"}], "identifier": "https://doi.org/10.23719/1524745", "keyword": ["Nitrogen and Co-pollutants", "ammonia", "atmospheric deposition", "eddy covariance", "emissions"], "license": "https://pasteur.epa.gov/license/sciencehub-license.html", "modified": "2022-03-08", "programCode": ["020:000"], "publisher": {"name": "U.S. EPA Office of Research and Development (ORD)", "subOrganizationOf": {"name": "U.S. Environmental Protection Agency", "subOrganizationOf": {"name": "U.S. Government"}}}, "references": ["https://doi.org/10.1016/j.agrformet.2022.109128"], "rights": null, "title": "Duke Forest Ammonia Flux Dataset_Forest_Grass_2017"}