The changing nature of wildfires

 Across North America wildfires are getting closer to towns and cities;when these happen they are called interface fires.

               Interface fires are also known as wildland -urban interface(WUI) fires,occur where human development meets or intermingles with wildland vegetation.These fires are a significant concern bey they can rapidly spread from wildland areas to structures and vice-versa,causing extensive property damage and posing a threat to human life.