• en.wikipedia.org/wiki/Cannabis_(drug)
  • en.wikipedia.org/wiki/Global_Marijuana_...
  • en.wikipedia.org/wiki/Legality_of_canna...

• www.erowid.org/plants/cannabis
  • www.erowid.org/plants/cannabis/#ext-forums

• justsaynow.firedoglake.com

• www.ganja.net

• www.ganjaoutpost.com