Marais, presumably a familiar place for most of you, but other than having a lot of tourists, is there any other thing else?

Even if we don't really use water efficiently nor do we think about a potential water crisis, such a thing can appear quite fast because the drinkable water supplies are becoming thinner each year. With a huge and increasing population, humanity has always overlooked the importance of clean water and unfortunately this is taking its toll.   We now see some of the problems that come from not having access...