In the outdoor hiking community the "leave no trace behind" movement warns to not leave this otherwise obvious biodegradable trash behind. It is usually not nat

In the outdoor hiking community the "leave no trace behind" movement warns to not leave this otherwise obvious biodegradable trash behind. It is usually not native to the area, or too much for nature to absorb, or might contain pesticides, or... it is probably okayish to leave stuff like that behind in areas where there is a lot of human presence, but outside in the real wilderness it is not recommended.