Nonetheless, I still feel the logo should be elsewhere, which is why I suggest something like this:

(click for full size)
The logo should probably be centred for the best effect. Not only does it give the entire layout a more "official" look, but the green globe also has a better resolution because it retains its original size.
Aside from that, the sidebar here also smoothly connects with the banner.




icon beside them; I think it would be excessive to make them a different color.







