Klaus Moeltner (VT photo)

A Virginia Tech professor’s work shows that major forest fires, like those this month in California, can lead to significant downwind health impacts — and costs — hundreds of miles away. Klaus Moeltner says in the San Francisco area alone, the worst of this month’s fires may easily cause $11 million in additional hospitalization costs for respiratory and cardio-vascular health issues. He spoke with WFIR’s Evan Jones: