Whitey - 10:11 pm on Mar 21, 2011 (gmt 0)

We have combated this problem by adding unique titles and descriptions to each page

Google is looking at content as well as the titles and descriptions to weight the quality of the page. You need to keep these pages fresh and consider ways to differentiate them uniquely to improve your rankings without scripted content. Not easy when the content is aggregated - but there's always a way.