![](https://image.tmdb.org/t/p/original/5vwO2FEkKPwfHffGDLuD2bLwZr0.jpg)
![](https://image.tmdb.org/t/p/w342/ypUwIDC5mz0vV77aC5THeXPFGSz.jpg)
Fresh Water: The Blue Gold
Discover why fresh water is the most precious resource on Earth, vital to life and prosperity, but is also one of the most threatened, with spectacular scenery of canyons, glaciers and waterfalls, as well as man-made structures.
Stars:
![](https://image.tmdb.org/t/p/w300/cf8UkFiWKcGfhPcik0oMoxzfB3Z.jpg)
Other episodes for this season
![Biodiversity: All Alive, All Connected](https://image.tmdb.org/t/p/w300/qZSdJ1dlBMHxxjLnr28RYtX1E5p.jpg)
![Fresh Water: The Blue Gold](https://image.tmdb.org/t/p/w300/5vwO2FEkKPwfHffGDLuD2bLwZr0.jpg)
![Sea and Oceans: Deep Blue](https://image.tmdb.org/t/p/w300/ufnrHn8CDFZrglidG0NgHTwV0xB.jpg)
![The Earth and Its Resources: Save the Earth](https://image.tmdb.org/t/p/w300/92FWe124mm4Z8a5wXZj0dEpsizL.jpg)