I've created a group to develop a category for UNESCO World Biosphere Reserves.
There are 519 such places around the world, and I'm really surprised this doesn't fall under another category (if it does, let me know).
The group is
here, and I'd love to see some feedback on this particular category idea. Will probably model it similar to the World Heritage Sites category, due to it's similarity.
There's a
Wikipedia article on what I'm referring to