2006 Ivory Coast toxic waste dump then released and charges were dropped against them. Further prosecutions against Ivorian citizens not employed by Trafigura continued. On 6 December 2006, an independent inquiry launched by the City of Amsterdam concluded that the city was negligent when they allowed Trafigura to take waste back on board the "Probo Koala" in Amsterdam in July. Part of the "Probo" cargo was offloaded with the intent to have it processed with an Amsterdam waste processing company but when this turned out too expensive Trafigura took it back. The responsible local civil servants were reportedly unaware of existing Dutch environmental laws that would
History of Ivory Coast areas northward from the West African coast. Ivory Coast, like the rest of West Africa, was subject to these influences, but the absence of sheltered harbors along its coastline prevented Europeans from establishing permanent trading posts. Seaborne trade, therefore, was irregular and played only a minor role in the penetration and eventual conquest by Europeans of Ivory Coast. The slave trade, in particular, had little effect on the peoples of Ivory Coast. A profitable trade in ivory, which gave the area its name, was carried out during the seventeenth century, but it brought about such a decline in elephants that