peter zubrist helps to organize the jobs, and gets involved himself, too.he never had reservations about the newcomers, and regularly goes jogging and swimming with them. peter zubrist: from my point of -- as far as i'm concerned, they are welcome to stay. i think it's great that they're here. meeting them has enriched my life. reporter: that is a view shared by many. in the first swiss referendum about a home for migrants, nearly 80% of this small community voted in favor of the new residents. a sensational shift in attitudes. >> this is the reality of the world at the moment and you have to do something to help. >> so far i only have good things to say. >> everything's great. really good. you're hardly aware of them at all. reporter: it is a combination of the open-mindedness of people like peter and a smart integration concept. now this conservative swiss village is giving traditional welcome to untraditional new arrivals. anchor: and now to our "global ideas" series. this is where we meet people working to preserve biodiversity. today we look at the var