| Expert Type | Expert Type |
| Scientific / Fundamental Research |
| Applied Sciences / Technologies / Engineering |
| Research Interface / Management |
| Topic Atmosphere | Climate |
| Global Warming |
| Topic Hydrosphere | Water Pollution / Waste Water |
| Topic Pedosphere | Soil Degradation / Erosion / Desertification |
| Topic Biosphere | Biodiversity |
| Topic Integrated Systems | Carbon Cycle |
| Nutrient Cycle / Food Chain |
| Economic Cycle |
| Life Cycle |
| Topic Ecosystems | Terrestrial Ecosystems |
| Topic Economy/ResourceUse | Agriculture, Forestry and Fishery |
| Food Security |
| Industry |
| Trade / Globalisation |
| Tourism |
| Transport / Mobility |
| Energy |
| Land Cover / Land Use / Landscape |
| Topic Technology | Biotechnology |
| Technical Environmental Protection |
| Topic Politics/Law | Mitigation / Prevention / Emission Reductions |
| Adaptation |
| Conventions / Protections |
| Regionalization / Globalization |
| Topic Society | Population Dynamics / Migration / Urbanisation |
| Organisations / Institutions |
| Employment / Social Security / Poverty |
| Perception / Behaviour / Attitudes |
| Education / Communication / Participation |
| Topic Culture/History | Ethics / Cultural Values |
| Philosophy / Religion |
| Topic Health | Pollution Effects / Water Quality |
| Weather / Radiation / Climatic Effects |
| Topic Sustainability | Ecological Sustainability |
| Social Sustainability |
| Economic Sustainability |
| Spatial Zones | Mountain / Highland |
| Lowland |
| Urban |
| Rural |
| Coastal Zone |
| Spatial Scale | Continental |
| Regional |
| National / Cultural |
| Local / Community |
| Time Frame | Recent / Today |
| Future |
| Statistical Focus | Extreme Events |
| Variability |
| Time Scale | Seasonal / Annual |
| Methods | Data Collection |
| Data Collection - Measurement |
| Data Collection - Interviews, Questionnaires |
| Data Collection - Documents, Archives |
| Data Analysis |
| Literature Study |
| Modeling |
| Policy Analysis and Formation |
| Applied Research / Technology |
| Integrated Assessment |
| Program Coordination / Management |
| GeoForum Geo-Technology | Geoinformatics |
| GeoForum Environmental-Technology | Spatial Planning |
| Waste Storage and Management |
| Recycling Techniques |
| Mining |