I hadn't considered this. The black market in marijuana has growers tromping off into isolated spaces, building roads in order to contribute to erosion, sucking water from streams in order to choke out downstream ecosystems, clearcut areas, and then use fertilizers and pesticides.
Strikes me that properly sourcing one's pot has become important now (I don't associate pot-smoking with deliberate environmental callousness. And legalizing it would allow proper farms to grow it, where things like 'regulations' matter and communities can arrange the lands to reduce the damages.
http://fse.fsi.stanford.edu/news/environmental-impacts-marijuana-californiaThe new study, spearheaded by the California chapter of The Nature Conservancy, brings environmental concerns to the forefront of the policy discussion.
Strikes me that properly sourcing one's pot has become important now (I don't associate pot-smoking with deliberate environmental callousness. And legalizing it would allow proper farms to grow it, where things like 'regulations' matter and communities can arrange the lands to reduce the damages.