It is nevertheless of significance that investments are continuing or are being planned in order to increase the efficiency or the potential economic benefits of these combined river-sea routes.
Néanmoins, il importe de continuer à investir ou de prévoir des investissements afin d &apos; accroître l &apos; efficacité ou les avantages économiques potentiels de ces itinéraires combinant fleuves et mers.