![](https://image.tmdb.org/t/p/original/dEY2dmbVEjLNP4aDEuIN3m3eSoE.jpg)
![](https://image.tmdb.org/t/p/w342/ypUwIDC5mz0vV77aC5THeXPFGSz.jpg)
The Great Rivers
Many of the world's waterways are dried up or polluted. In Argentina, a dam at Iguazu Falls affects the local population and environment. Yann Arthus-Bertrand also visits China and its disproportionate Three Gorges dam, as well as the Botswana Okavango, the Aral Sea and New York.
Stars:
![](https://image.tmdb.org/t/p/w300/cf8UkFiWKcGfhPcik0oMoxzfB3Z.jpg)
Other episodes for this season
![Six Billion Men to Feed](https://image.tmdb.org/t/p/w300/925d52r4DaID9DaFNzsAssY3yOP.jpg)
![Men and Animals](https://image.tmdb.org/t/p/w300/mngcrqo6vfqvWNJMkXFm8JlNcbL.jpg)
![The Great Rivers](https://image.tmdb.org/t/p/w300/dEY2dmbVEjLNP4aDEuIN3m3eSoE.jpg)
![The Forest](https://image.tmdb.org/t/p/w300/v40BEOYsqZvshFnFeG9BqKWMhZw.jpg)