It isn't pollution that's harming the environment.|
It's the impurities in our air and water that are doing it.
We generalize the Leave No Trace principles for common outdoor activities in typicaly wilderness areas. But, there are some specific differences or concerns for different environments.
For example, we should usually spread out when crossing pristine areas, but that may not be true in the desert.
These pages discuss some special Leave No Trace things to keep in mind for certain environments: