Just as a counterpoint, the area burning man is held in is one of the most ecologically inert places you could go. There’s no vegetation and the only life to speak of is brine shrimp eggs, which are about as threatened as mosquito larvae.
There’s still a lot of trash that gets left behind which can travel with wind, but as far as impact on the land goes, it’s likely significantly less invasive than your local county fair. There’s just nothing out there for them to damage.
Did you know that most people won’t notice a ~2% increase in the play speed of shows, and that by doing so you can squeeze in an extra 30 seconds of ad time into a 30 minute block?
Because TV companies know this. Many of them do exactly that.