U.S.President Donald Trump has reiterated his threat to impose tariffs on Canada over the issue of wildfire smoke affecting U.S.air quality, following a meeting with Canadian Prime Minister Mark Carney during the World Cup final in New Jersey.Speaking at Joint Base Andrews, Trump criticized Canada for allowing wildfires that are poisoning U.S.air, suggesting potential damages or tariffs as remedies.

The dispute comes after American officials raised concerns about the cross-border impact of Canadian wildfire smoke, which has triggered air quality warnings in multiple U.S.states.Trump claimed Canada’s lack of forest management and debris removal is costing the U.S.billions, though it remains unclear under what legal authority he could enforce such tariffs.Canadian officials, including Carney, have dismissed the criticism, emphasizing Canada’s investments in clean energy.Ontario Premier Doug Ford accused U.S.critics of having a 'short memory,' highlighting Canada’s past support for California during its wildfires.The situation underscores ongoing tensions between the two nations over environmental policies and cross-border impacts.