Illegal dumping and poor disposal of toxic waste — including a large ships' graveyard in Mauritania — are among the chief suspects.

废料的非法和不合理倾倒- - -包括毛利塔尼亚的船只坟墓- - -将是调查的主要因素。

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Because of the serious impacts of illegal dumping on the Marine environment, the EPD maintains strict control over dumping operations.

非法倾物入海会严重影响海洋环境，环保署一直严格管制这类活动。

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This device tracks all marine dumping operations by recording the position and draught of the vessel, so that the authorities can trace any illegal dumping in a cost-effective manner.

该设备可追查所有倾物入海行动。 透过记录船只的吃水深度和位置，当局便能够以更符合经济效益的方法，追查非法倾物入海活动。

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(Voice) Ahmed says the pirates are defending the Somali coast from illegal shipping and toxic waste dumping.

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Although illegal dumping of waste is one of the most visible of crimes, relatively few cases come before the courts.

BBC: Rubbish dumped by a sign that reads "No Dumping"

In a separate development, environmental health officers from Dungannon Council are investigating the illegal dumping of tonnes of material in County Tyrone.

BBC: Clubs open despite disease appeal

It was a chance visit (prompted by her errant dog, Xena) to an illegal dumping ground by the Bronx River that proved to be Carter's environmental tipping point.

CNN: Blazing a green trail through the Bronx