State forestry crews are conducting pile burns in east Flagstaff Thursday. The burs are taking place in the Continental area. Smoke will be seen in areas of Amber Wood, Continental, Country Club and Walnut Canyon Estates. Other areas surrounding Flagstaff have been burning piles this week. Burns are also being conducted by Coconino National Forest crews on Lake Mary Road today. Pile burns are conducted to help reduce piles from forest thinning and clearing projects in the area.