2006 Ivory Coast toxic waste dump €27 to €1,000 per cubic meter. The "Probo Koala" was reportedly turned away by several countries before offloading the toxic waste at the Port of Abidjan. An inquiry in the Netherlands in late 2006 confirmed the composition of the waste substance. Trafigura denied any waste was transported from the Netherlands, saying that the substances contained only tiny amounts of hydrogen sulfide, and that the company did not know the substance was to be disposed of improperly. After two Trafigura officials who traveled to Côte d'Ivoire to offer assistance were arrested and subsequently attacked in jail, the company paid for cleanup
Toxic waste dumping by the 'Ndrangheta sank ships near Melito di Porto Salvo. However, the vessel they surveyed off Cetraro in deep waters off the coast of Calabria turned out to be a passenger steamship sunk by a German submarine in 1917. Consequently, one of the prosecutors questioned the reliability of Fonti on the alleged sinkings, although his collaboration with the authorities since 1994 had resulted in high-profile arrests of 'Ndrangheta members involved in drug trafficking. Both Fonti and environmental group Legambiente claimed vessels were sent to Somalia and other developing countries such as Kenya and Zaire with toxic cargoes, which were either sunk with the