Ships have always required ballast to operate successfully and safely. For millennia, ships carried solid ballast in the form of rocks, sand, roof tiles, and many other heavy materials. From the 1880s ...

Canada’s Fednav Ltd. fleet of saltwater ships that visit Great Lakes ports is installing ballast-water treatment systems in 12 of its new ships now under construction. The announcement, made Wednesday ...

There are few other topics gathering more attention than ballast water exchange, as the chorus of environmental damage from the scientific community and howls of reform from the legislative community ...

TRAVERSE CITY, Mich. — The Environmental Protection Agency has issued new requirements for cleansing ballast water dumped from ships, which scientists believe has provided a pathway to U.S. waters for ...

NEW YORK -- In what the environmental groups are calling a major victory, a federal appeals court has ordered the U.S. Environmental Protection Agency to write stricter rules governing discharge of ...

The main reason why ships pump water out from the sides is because of ballasting operations. Ballasting is a very important aspect of a ship's ability to maintain stability and safe handling at sea.

The U.S. Environmental Protection Agency on Thursday issued its final version of regulations for ships that carry ballast water, hoping to prevent them from also carrying invasive species into U.S.

Researchers are investigating a radical new design for cargo ships that would eliminate ballast tanks, the water-filled compartments that enable non-native creatures to sneak into the Great Lakes from ...

TRAVERSE CITY, Mich. (AP) - A federal appeals court has ordered the government to rewrite regulations of ballast water discharges from ships, one of the leading culprits in the spread of invasive ...

In order to maintain a consistent buoyancy as their cargo loads change, ocean-going ships pump seawater in and out of their ballast tanks. Needless to say, that salty water isn't exactly the ...

TRAVERSE CITY, Mich. (AP) – The Environmental Protection Agency proposed stricter requirements Wednesday for cleaning ballast water that keeps ships upright in ...

This chapter identifies various methods of treating ballast water that are safe, practicable, technically feasible, cost-effective, and environmentally acceptable. The main focus is on treatment ...