Valsts valodas centra izstrādātie vides zinātņu, zemes zinātņu un fiziskās ģeogrāfijas termini

Konteksts: [..] Samples must be properly representative of the quality of the aquatic environment in the area affected by the discharges, and the frequency of sampling must be sufficient to show any changes in the aquatic environment, taking into account, in particular, natural variations in the hydrological regime [..]
Avots: COUNCIL DECISION of 20 December 1985 concerning the adoption, on behalf of the Community, of programmes and measures relating to mercury and cadmium discharges under the convention for the prevention of marine pollution from land-based sources