The Caspian Sea is one of the most fascinating and misunderstood bodies of water on Earth. Often called the world’s largest enclosed inland body of water, it’s both a sea and a lake, earning it the ...

The Caspian Sea is the planet’s largest inland sea and its largest lake, an enormous body of water roughly the size of Montana. Its looping coastline stretches more than 4,000 miles and is ...

Damming, over-extraction, pollution and, increasingly, the human-caused climate crisis are driving the decline of the Caspian Sea. Some experts fear it’s being pushed to the point of no return.