Kavyanpour highlighted the importance of the Volga River to the Caspian Sea's water supply. "About 80 percent of the water of the Caspian Sea is supplied from this river; about 300 to 320 billion ...

The world's largest lake is so vast that it's four times larger than its closest competitor and is often dubbed as a fully-fledged sea.

Since 2006, the sea has become almost two meters shallower, and by the end of the century, it is predicted to fall by another 8–18 meters.

More about the Caspian Sea For those who don’t know ... The sea is spread across 370,000 sq km and is fed by some 130 rivers. However, there are major differences between its northern and ...

The Deputy Minister of Transport and Urban Development and Head of the Ports and Maritime Organization (PMO) announced plans ...