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Sebastián Castro-Tanzi, Ph.D. Environmental Modeler

Sebastian Castro headshot

Sebastian has over 15 years of experience conducting research and providing GIS consulting services in the fields of agronomy, agroecology and natural resource management, both domestically and in international settings. He is interested in the application of advanced statistics and geospatial technologies in environmental analysis. At Stone, Sebastian supports agrochemical fate and exposure projects as well as environmental risk assessments. He holds a PhD in Plant and Soil Science from the University of Vermont. In his dissertation, Sebastian studied soil fertility patterns, nutrient use efficiency and ecosystem services in coffee landscapes of Costa Rica.

Years of Experience 19

Years at Stone 5


Ph.D., Plant and Soil Science / Agroecology, 2014, University of Vermont

Professional Masters Degree in Geo-Information Science and Earth Observation with an Emphasis in Geographic Information Systems for Planning and Coordination in Natural Resource Management, 2005, ITC, Enschede, the Netherlands

Bachelor of Science, Agronomy with emphasis on Plant Production Science, University of Costa Rica