Activists say the spill - caused after two ships ran were battered by a storm - could cover an area of 400 sq km.

Ukraine has accused Russia of a cover-up over the spill of thousands of barrels of oil from two tankers that split in two ...

The oil was released by two aging Russian tankers that were damaged during a heavy storm in the Kerch Strait on Dec. 15. At least 2,400 metric tons of oil spewed into the sea, Russian officials said.

Emergency teams were continuing to clean up a massive oil spill staining the Kerch Strait in Russia. Footage shows excavators ...

Russia has suffered more than any other country so far from the Kerch Strait accident," Dmitry Markin of Greenpeace said. "However, the majority of the leaked fuel oil is still in the sea.

Up to 5,000 tonnes of oil has now leaked, and media reports and official statements analysed by BBC Verify suggest the spill has spread across the Black Sea and the Sea of Azov. A senior Russian ...

The Kerch Strait is an important global shipping route, providing passage from the inland Sea of Azov to the Black Sea. It has also been a key point of conflict between Russia and Ukraine after ...