First, before talking about Canada, let’s start with New Zealand.
Here are the measures taken by NZ at its airports early on before their country’s full lockdown (see article below published on March 1st, 2020),”including temperature checks and having travellers manually processed instead of going through e-gates” as well as pamphlets and messages on board of airplanes:
Same for airports like Dubai before it closed temporarily… Note, it is the third busiest airport in the world, if Bambi is not mistaken:
What a contrast with Vancouver airport in Canada, today on Saturday March 28, 2020 in the middle of a pandemic:
Is this normal? Is this wise?