It's well known that for freight transport, rail and aquatic transport are more efficient in terms of emissions. Ports play an important role in that, but it's important to also understand that there are other concerns.
For example, Ms. Nugent mentioned Contrecoeur. There are some other impacts there on biodiversity that I think need to be taken into account.
I'm not an expert on maritime transport. I think she's much better positioned than me to answer.