CSU leading study into wildfire smoke
When the fire season arrives it can hit hard especially here in the western US and Colorado. CSU researchers say from 1980 to 2015 Colorado, Washington, Oregon, Idaho, Montana and Wyoming accounted for about 40 percent of the burned area in the lower 48 s
- May 23, 2017, 2:44 p.m.
- May 23, 2017, 3:57 p.m.
- May 23, 2017, 5:21 a.m.