Category
Group
Subgroup
NameYears of accessibilityData accessibility levelDescription
 industrial waste water pre-treatment plants 1998NTS-5-
 industrial waste water pre-treatment plants throughput 1998NTS-5-
 sewerage system discharging sewage 1998NTS-5-
 sewerage system discharging rainwater 1998NTS-5-
 water supply circulation system, installation capacity 1998NTS-5-
 reclamation of deposits, waste heaps, landfill sites and settling ponds 1995-1998NTS-5-
 landfill sites and settling ponds built for industrial waste 1996-1997NTS-5-
 landfill sites and settling ponds built for municipal waste 1996-1997NTS-5-
 landfill sites and settling ponds built for industrial and municipal waste 1998NTS-5-
 adaptation of internal-combustion engines to gas fuel 1998NTS-5-
 soil remediation 1998NTS-5-