separate collection does not deliver the best environmental outcome when considering the overall environmental impacts of the management of the relevant waste streams;
ní thugann bailiú ar leithligh an toradh is fearr ó thaobh an chomhshaoil de agus tionchair fhoriomlána bhainistiú na sreabh dramhaíola ábhartha ó thaobh an chomhshaoil de á meas;