Every kilo of weed grown in UK illegal cannabis farms produces the same carbon emissions as a return flight from London to New York. (Note, making the grow ‘legal’, doesn’t change the emissions! True environmentalists don’t use Weed. Apparently, when push comes to shove, Pot is more important than Planet!) https://www.vice.com/en/article/3aqak8/illegal-cannabis-farms-are-making-the-climate-crisis-worse