| 96 | Group |
2894 |
ADMINISTRATION, MANAGEMENT, POLICY, POLITICS, INSTITUTIONS, PLANNING |
| 234 | Group |
4044 |
AGRICULTURE, FORESTRY; ANIMAL HUSBANDRY; FISHERY |
| 618 | Group |
5499 |
ATMOSPHERE (air, climate) |
| 893 | Group |
5499 |
BIOSPHERE (organisms, ecosystems) |
| 1062 | Group |
5499 |
ANTHROPOSPHERE (built environment, human settlements, land setup) |
| 1349 | Group |
4044 |
CHEMISTRY, SUBSTANCES, PROCESSES |
| 1922 | Group |
2894 |
INFORMATION, EDUCATION, CULTURE, ENVIRONMENTAL AWARENESS |
| 2504 | Group |
2894 |
ECONOMICS, FINANCE |
| 2711 | Group |
4044 |
ENERGY |
| 3875 | Group |
2894 |
HEALTH, NUTRITION |
| 4125 | Group |
5499 |
HYDROSPHERE (freshwater, marine water, waters) |
| 4281 | Group |
4044 |
INDUSTRY, CRAFTS; TECHNOLOGY; EQUIPMENTS |
| 4630 | Group |
5499 |
LAND (landscape, geography) |
| 4750 | Group |
2894 |
LEGISLATION, NORMS, CONVENTIONS |
| 4856 | Group |
5499 |
LITHOSPHERE (soil, geological processes) |
| 6237 | Group |
4044 |
PHYSICAL ASPECTS, NOISE, VIBRATIONS, RADIATIONS |
| 7007 | Group |
4044 |
RECREATION, TOURISM |
| 7136 | Group |
2894 |
RESEARCH, SCIENCES |
| 7243 | Group |
2894 |
RISKS, SAFETY |
| 7779 | Group |
2894 |
SOCIETY |
| 7956 | Group |
5499 |
SPACE |
| 8575 | Group |
4044 |
TRADE, SERVICES |
| 8603 | Group |
4044 |
TRAFFIC, TRANSPORTATION |
| 9117 | Group |
4044 |
WASTES, POLLUTANTS, POLLUTION |
| 10111 | Group |
5499 |
ENVIRONMENT (natural environment, anthropic environment) |
| 10112 | Group |
4044 |
PRODUCTS, MATERIALS |
| 10114 | Group |
4044 |
EFFECTS, IMPACTS |
| 10117 | Group |
5306 |
GENERAL TERMS |
| 10118 | Group |
4044 |
RESOURCES (utilisation of resources) |
| 13109 | Group |
2894 |
ENVIRONMENTAL POLICY |
| 14979 | Group |
5499 |
TIME (chronology) |
| 14980 | Group |
5306 |
FUNCTIONAL TERMS |