Temperature is constantly changing. There are are even small things.... When I sat down with the chief when I landed in Thunder Bay, one of the first things he mentioned, which was frankly quite obvious to anybody like me who grew up in the north, is storage. We're bringing all these materials up on the winter road and we're not storing them properly. As a result, things like lumber can go mouldy before we even build the house.
On February 28th, 2019. See this statement in context.