Discarded explosives were dumped into the Baltic and North seas after World War II. Their deadly legacy is still with us.

Ireland’s seabed carries our data, power and gas — but political inaction leaves us dangerously open to attack ...

"We will not shy away from robust action to protect this country," British Defense Secretary John Healey said earlier this ...

Designed to clean up shipping exhaust, scrubbers are now attracting prohibition efforts as evidence of ecosystem damage grows ...

Valdemar’s Day is when proud Danes remember the Danish flag’s rich history and origin on 15 June every year. Penned by the ...

Eutrophication and oxygen depletion are well-known threats to the ecological balance of the Baltic Sea, which is increasingly ...

In this context, large saltwater inflows from the North Sea play a crucial role. They transport oxygen-rich water into the deeper layers of the Baltic Sea, counteracting oxygen deficiency and so ...

Moscow’s latest disruptive measures against Europe involve targeting cables traversing the Baltic Sea. The EU needs to ...

A Vancouver-based mining company is looking to sidestep the international agency charged with regulating mining in international waters after ... the U.S. to start deep-sea mining in the Pacific ...

Along some 70 miles of Southern California coastline, usually curious and playful sea lions are attacking humans in the water. The animals are being poisoned by the ocean they live in, experts say ...