"...during the floods papyrus swamps provided a larder of fresh food (birds, fish and game). In the modern world papyrus swamps are key to the development and sustainability of many areas in Africa where the swamps today act as sewage filters." (comment by <a rel="nofollow" href="http://www.salon.com/prof... ; title="http://www.salon.com/prof... ; on the article posted here <a href="http://ff.im/1iWAEm" title="http://friendfeed.com/his... ; )