Ocena tveganja za okolje je namenjena temu, da se na osnovi posameznega primera določi in ovrednoti možne škodljive učinke GSO, bodisi neposredne in posredne, takojšnje ali z zakasnitvijo, na zdravje ljudi in okolje, ki izhajajo iz njegovega dajanja v promet.
The environmental risk assessment aims, on a case by case basis, to identify and evaluate potential adverse effects of the GMO, either direct and indirect, immediate or delayed, on human health and the environment arising from its placing on the market.