"California accounts for more than 90 percent of illegal U.S. marijuana farming, with much of it exported to other states"

(Photo: Reuters)

"Pollution from illegal marijuana farms deep in California's national forests is far worse than previously thought, and has turned thousands of acres into waste dumps so toxic that simply touching plants has landed law enforcement officers in the hospital."



http://www.msn.com/en-us/news/us/toxic-waste-from-us-pot-farms-alarms-experts/ar-AApwncq?ocid=sf

So how has legalizing marijuana helped with this environmental disaster? And, why are the environmental groups in California silent on this issue?