are only making possible specifically the application of principle that we have argued for for a number of namely the politer pays the internalization of external costs
We are only making things possible, specifically, the application of a principle that we, Parliament, have been arguing for for a number of years, namely, the 'polluter pays' principle, the internalisation of external costs.
are only making possible, specifically, the application of principle that we, have arguing for for a number of namely, the 'polluter pays' the internalisation of external costs.