Like if people can put in this much time and effort in a remote desert environment to meet regulatory requirements, and document their efforts so thoroughly, why can't corpos?
"Black Rock City is only allowed to return to the playa each year if it passes a strict post-event inspection from the Bureau of Land Management (BLM): No more than one square foot of debris can remain per acre (0.23 m²/ha)."
Surface feels a bit fairer in that sense. Or at least, easier to measure.