Traduction de «trafficking itself could » (Anglais → Français) :

It is currently estimated that drug-related crime and drug trafficking itself could represent approximately eight per cent of world trade.
On estime que la criminalité liée à la drogue, et la dimension du trafic de drogue, représente environ 8 % du commerce mondial actuellement.

The prevarications and measures in this area which are as limited as they are ineffective only prove that we prefer to put up with terrorist money and money from organised crime than to ensure total transparency, which could unveil multiple trafficking and ignominies in the capitalist system itself and the considerable wastage that it costs society.
Les tergiversations et les mesures aussi limitées qu'inefficaces en la matière prouvent seulement que l'on préfère s'accommoder de l'argent du terrorisme comme de celui de la drogue et du crime organisé plutôt que d'assurer une transparence totale, qui risque de dévoiler les multiples trafics et ignominies du système capitaliste lui-même et le gaspillage considérable qu'il coûte à la société.

3.- The European Council held in The Hague The European Council, which met in The Hague on 26 and 27 June 1986, included in its conclusions a section on drugs in which it expressed itself "gravely concerned about the serious problem of drug abuse" and considered it advisable "to organize ad hoc collaboration between the Member States and the European Commission to examine what initiatives could be taken in this area without their being any duplication with work carried out elsewhere"./.- 2 - 4.- Informal Council meeting in London on internal affairs At the informal Council meeting on internal affairs, held in London on 20 October 1986, the Ministers "agreed that the Member States in connection with the Community had an important role to play in the international effort to combat drug production, trafficking and misuse".
4.- Conseil informel des Ministres de l'Interieur de Londres.- Sur le theme de la drogue, le Conseil informel des Ministres de l'Interieur qui s'est reuni a Londres le 20 octobre 1986 a declare que les Ministres "se sont mis d'accord sur le fait que la Communaute et ses Etats membres ont un role important a jouer dans le renforcement de la lutte contre l'abus des drogues".

You could decriminalize possession, but not other offences, such as possession for the purpose of trafficking or trafficking itself.
On peut, effectivement, décriminaliser la possession mais non les autres infractions telles que la possession en vue de se livrer au trafic ou le trafic lui-même.