Burning Man organizers have 3 weeks to tidy up an apocalyptic expanse of abandoned cars, furniture, and trash...

https://fortune.com/2023/09/06/burning-man-cleanup-flood-mud/

https://sfstandard.com/2023/09/06/burning-man-trash-cleaning-mud/

 https://www.westernwheel.ca/lifestyle/the-burning-man-party-is-over-now-a-massive-cleanup-begins-7510848

Quite a big cleanup, indeed.

https://burningman.org/event/participate/volunteering/teams/playa-restoration/

https://abcnews.go.com/US/wireStory/burning-man-ending-cleanup-heavy-flooding-102973469

https://www.nytimes.com/2023/09/06/us/burning-man-mud-photos-cleanup.html