Smoke from hundreds of Canadian wildfires has added an unexpected health and weather concern to Sunday’s World Cup final between Argentina and Spain, although improving forecasts suggest the match should go ahead without major disruption.The haze spread across the northeastern United States during the week, pushing air quality into unhealthy ranges in parts of New […] The post Wildfire Smoke From Canada Casts Shadow Over World Cup Final appeared first on The Tico Times | Costa Rica News | Tra...