All wildland-urban interface is not the same. A figure in a new study that found most damage to buildings by wildfire happened in the interface WUI, a part of the WUI with less vegetation, illustrates the differences between interface and intermix WUI, rural land and urban land.
Kramer, Heather Anu; Mockrin, Miranda H.; Alexandre, Patricia M.; Radeloff, Volker C. 2019. High wildfire damage in interface communities in California. International Journal of Wildland Fire.