Translate the following English sentence to French:
"On the one hand we ask applicant countries to take on board the environmental acquis and yet, at the very same time, the EU Member States are supporting and encouraging investment in those countries which is itself hugely environmentally damaging."
D'une part, nous demandons aux pays candidats de tenir compte de l'acquis environnemental et pourtant, parallèlement, les États membres de l'UE soutiennent et encouragent les investissements dans ces pays, ce qui, en soi, nuit fortement à l'environnement.