{"thcode":2,"term":{"code":2289,"name":"state and transition modeling","parent":2286,"scope":"Modeling of systems such as ecosystems to predict the consequences of natural events and management actions by describing how specified events and actions may change the components and relationships in the system."},"uf":[{"name":"STMs","usewith":false},{"name":"state and transition simulation modeling","usewith":false}],"bt":[{"code":2286,"name":"conceptual modeling","parent":2285,"scope":"Representation of a system indicating the relationships among concepts, objects, or processes involved in the system, used to help people understand or simulate the system it represents. Often realized using diagrams or generalized schemas."},{"code":2285,"name":"modeling","parent":734,"scope":"Human-constructed representation of processes, phenomena, or objects so that the behaviors, characteristics and relationships among things that are being studied can be understood without exhaustive data collection and analysis."},{"code":734,"name":"methods","parent":1,"scope":"Techniques, methods, procedures, or strategies for research, management, collection, or analysis of scientific information in USGS."},{"code":1,"name":"Categories","parent":null,"scope":"Thematic terms for categorizing information resources.  This thesaurus is intended to support finding and understanding scientific information."}],"nt":[],"rt":[{"code":2261,"name":"adaptive management","parent":689,"scope":"A decision-making process aiming to reduce uncertainty through system monitoring and feedback, used for environmental or resource management."},{"code":310,"name":"ecological processes","parent":101,"scope":"Dynamic biogeochemical interactions that occur among and between biotic and abiotic components of the biosphere."},{"code":316,"name":"ecosystem management","parent":776,"scope":"Means of controlling or directing human practices, species populations, and physical environment within an ecosystem to achieve a selected state of sustainability."},{"code":1156,"name":"terrestrial ecosystems","parent":319,"scope":"Communities of living organisms in a specific geographical location which exist primarily on land and not in water."}]}