Energy up in smoke – the carbon footprint of indoor cannabis production

San Francisco Business Times reports that people growing marijuana indoors use 1 percent of the U.S. electricity supply, and they create 17 million metric tons of carbon dioxide every year (not counting the smoke exhaled) according to a report by Evan Mills, an energy analyst at Lawrence Berkeley National Laboratory.

The study, Energy up in smoke – the carbon footprint of indoor cannabis production, is available here.