Once the world's fourth-largest lake, the Aral Sea has shrunk due to Soviet-era irrigation, sparking crises as Uzbekistan fights desertification ...

the two rivers that feed the Aral. Under the Soviet Union, the rivers were diverted to use for agriculture -- mainly for cotton and rice cultivation, causing the sea to shrink by up to 90 percent ...

Efforts to save the Aral Sea have required close cooperation between the five former Soviet republics of Central Asia, who set annual water quotas for the Amu Darya and Syr Darya, the two rivers that ...

the two rivers that feed the Aral. Under the Soviet Union, the rivers were diverted to use for agriculture, mainly for cotton and rice cultivation, causing the sea to shrink as much as 90% in size ...

the two rivers that feed the Aral. Under the Soviet Union, the rivers were diverted to use for agriculture -- mainly for cotton and rice cultivation, causing the sea to shrink by up to 90 percent ...