text:  And you've written that in general, the victims of forest fire in North America are more rural, poor, and less educated, that this is an issue of environmental justice. Can you explain that a little bit? In one sense, when you think about people, especially in the West that live in fire-prone areas, we're talking about what's called the wildland-urban interface, or what people call the WUI for short. And that's where homes and flammable stuff like trees and shrubs and forests intermingle.