What makes Lake Rotomairewhenua of New Zealand the cleanest lake in the entire world? It compares to distilled water in its level of clarity and cleanliness. In my last post I covered the possibilities of UV radiation, decreased air pressure, freezing cold temperatures, and limited human interference. After a little digging, I found “The Freshwater Project” by Michel Roggo from Switzerland, a guy whose passion is photographing clear, beautiful waters.
Blue Lake or Rotomairewhenua of New Zealand contains the cleanest natural water in the entire world. It is protected not only by Nelson Lakes National Park but also by a local tribe for its sacred waters.
If you’re anything like me, you probably wonder why and how Rotomairewhenua came to be this way. Although only seven meters deep, you can see straight through it. Students at Lappeenranta University of Technology (LUT) in Finland conducted a study called “New technology purifies waste water by freezing it first: Possible applications in mineral extraction industry”in January of 2015 that helped me connect the dots on this lake. Continue reading “Wonder Down Under”