File:Fuels Reduction Saved Mariposa Grove From The Washburn Fire.png
https://sbfiresafecouncil.org/wp-content/uploads/2023/07/s42408-023-00202-6.pdf
The caption reads:
Fig. 2 Washburn Fire perimeter with origin and arrows showing fire progression. Purple graduated shading shows prescribed fire history in the Wawona area (inset A) and Mariposa Grove (inset B). The fire was also bounded by the 2017 South Fork wildfire along its north perimeter and historical prescribed fires along the western perimeter.
The report is titled "How forest management changed the course of the Washburn fire and the fate of Yosemite’s giant sequoias (Sequoiadendron giganteum)". Authors are Lacey E. Hankin et al.