-
[chemical substances, environmental chemicals]
-
[effects and impacts]
-
[historical geographic names]
-
[knowledge, science, research, acquisition of information]
-
[lithosphere, soils]
-
[risks, safety]
-
[Technical Processes, Equipments]
-
[technology, technical sciences]
-
[trade, commerce and services]
-
[urban environment, built structures, material measures]
-
[use and management of resources]
