Consideration must be given to border population clusters, international water courses and surface and groundwater sources when waste was disposed of or outdated technology was used that could lead to pollution.
Il convient d &apos; accorder une attention aux groupes de populations frontalières, aux cours d &apos; eau internationaux ainsi qu &apos; aux sources superficielles et souterraines lors de l &apos; évacuation des déchets ou de l &apos; emploi d &apos; une technologie périmée susceptible de polluer.