Is climate change fuelling Canada's wildfires?

Intense wildfires are blazing across Canada with thousands evacuated and smoke blown as far south as the US state of Georgia, creating hazardous air quality for millions.

Canada is projected to see its largest area on record burned by wildfires this year.

The impact is being felt hundreds of miles away, most keenly in Toronto and New York.

"We are now experiencing a new reality," said Canada's Natural Resources Minister Jonathan Wilkinson.

We look at the role a changing climate has in what is happening.