Hey guys. I know this post is old, but I was told it came up a lot for people looking for info on using Google Reader with the Kindle. I've actually created a Kindle friendly Google Reader that uses the Keyboard for shortcuts just like the desktop version, and formats all the entries for the Kindle's screen.
You can see it in this post:
https://www.mobileread.com/forums/sho....php?p=1138934
... or find the link/info/screenshots here:
http://nowsci.com/grss-web