For the second-consecutive day, the air quality in Denver is among the worst in the world. Wildfire smoke from wildfires in Canada and the Pacific Northwest continues to impact several states including Colorado on Wednesday. Denver's air quality on Tuesday and Wednesday has been ranked as the worst in the United States. The only countries with worse air quality than Denver on Wednesday are cities in Pakistan, Democratic Republic of the Congo, Indonesia, India, South Africa, Kenya and Chile, according to IQ Air. More info: https://www.9news.com/article/weather/weather-colorado/wildfire-smoke-haze-smog-denver-air-quality/73-4b757364-e077-4b33-a32c-7545eee2cf68 More local videos here: https://bit.ly/2Pa0d1l Subscribe to NEXT: http://bit.ly/2eP1GwI Stay connected: 9NEWS Website: http://www.9news.com/ Facebook: https://www.facebook.com/ilike9news Twitter: https://twitter.com/9NEWS Instagram: https://www.instagram.com/9newsdenver/ Download the 9NEWS App: https://www.9news.com/appredirect/ Sign up for the 9NEWSLETTER: https://www.9news.com/email 9NEWS (KUSA) is located in Denver, Colorado.