Le train n' est plus propre non plus, et certainement pas les locomotives diesel.
Trains are not durable and they are no longer clean, especially the diesel locomotives.
Il est vrai que les locomotives diesel souvent anciennes doivent être plus propres et que le réseau de canaux a été négligé.
It is true that the often ageing diesel locomotives should become cleaner and that the canal network has been neglected.
De ce point de vue, il nous semblerait plus opportun de favoriser les biocarburants en vue de leur utilisation par ce que l'on appelle les flottes captives : les taxis, les lignes d'autobus et les locomotives diesel.
From this point of view, we believe it would be more appropriate to encourage biofuels with a view to their use by what are called their 'captive audience', namely taxis, bus companies and diesel locomotives.