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

Satellite images reviewed by BBC Verify have shown a major oil slick spreading across the Kerch Strait that separates Russia from annexed Crimea, a month after two oil tankers were badly damaged ...

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 ...

Vast stretches of Russian coast have been tarred by heavy fuel oil from two freighters that foundered in a storm. By Nataliya Vasilyeva Reporting from Istanbul When a 28-year-old volunteer named ...

resulting in thousands of tons of low-grade fuel oil called mazut spilling into the Kerch Strait. A crew from Russia’s Marine Rescue Service siphoned away the remaining 1,488 tons of oil left in ...

A large-scale fuel oil pollution, likely caused by the sinking of Russian tankers in the Kerch Strait, has been discovered on the coast of Odesa Oblast. Source: Ivan Rusiev, a scientist and the head ...