Tanzania’s borders are porous, making it difficult for authorities to regulate the movement of narcotics, and they have got a large coastline, which is usually unmonitored. Il indique également qu’il y existe plusieurs organisations de trafiquants de drogue et qu’on y produit de grandes quantités de cannabis pour le commerce https://zanzibarcannabis10866.gigswiki.com/5612368/helping_the_others_realize_the_advantages_of_zanzibar_cannabis