Complex sentence: I recommend at minimum a permanent article ban, or possibly a topic ban, thereby protecting the article talk page, restoring the collegial editing environment and allowing North8000 to redirect his efforts to areas where he can contribute in a productive and non-disruptive fashion.
Split into simpler sentences: I recommend at minimum a permanent article ban, or possibly a topic ban, to protect the article talk page and restore a collegial editing environment. This will free North8000 to redirect his efforts to areas where he can contribute in a productive and non-disruptive fashion.