I still don’t believe that it happens, but that’s the true. Google reader will be powered down: official google statement.
Quick research, and I found pretty good rss reader which allows on easily exporting things from google reader – http://feedly.com/
Another awesome thing, if you are the developer who is using Google Reader API, feedly will handle the change for you! Just take a look on their post: http://blog.feedly.com/2013/03/14/google-reader/