If the up-angle was too much, the ship would come up and dump the air from the ballast tanks, then sink back down again.

That Soviet ships dumped nuclear waste in the area has been suspected for many years.

Pentagon officials said later that the ship had apparently dumped its cargo in the sea overnight.

But the provision's Senate sponsor said it would protect the environment by limiting where ships can dump waste water in Alaska.

Finally, the ship dumped the ash into the Indian Ocean.

The ship ran aground and dumped a massive amount of oil into the ocean in March 1989.

In the Caribbean, many ports lack proper waste disposal facilities, and many ships dump their waste at sea.

All the ships behind them had dumped down.

If the beacon is not on, the ship will dump all the supplies at random in the surrounding desert and many of them will be lost to the aliens.

Some ships also dumped toxic chemicals from printing presses.