We know a lot about that issue in the French-language schools. Isolation is a major factor. There is a way to break out of that isolation by networking. There are all kinds of ways to do that today. You yourself talked about the importance of, and current access to social media, access via Skype and access to courses of all kinds. Some teachers associations promote this kind of networking.
On May 23rd, 2013. See this statement in context.