Blockaded Ambassador Bridge linking the US with Canada carries 25 percent of all trade between the two countries.
"I've already heard from automakers and food grocers. This is really a serious cause for concern," he said in capital Ottawa.Speaking in an emergency debate late on Monday in Parliament, Prime Minister Justin Trudeau said the protesters are "trying to blockade our economy, our democracy." Dave Weatherall, a federal civil servant, lives near the truckers' prime staging area in a city-owned parking lot outside of the downtown core.
Protesters have said they will not leave until all vaccine mandates and Covid-19 restrictions are lifted. They also called for the removal of Trudeau's government, though it is responsible for few of the restrictive measures, most of which were put in place by provincial governments.