one of my inspirations for this thesis- william mcdonough- has a very nice website, covering most all of his writings, and architectural work. he, along with michael braungart, are co-authors of "cradle to cradle," the epicenter of my inspiration. although not as powerfull, he has an article online that sort of summates his points from cradle to cradle:

http://www.mcdonough.com/writings/buildings_like_trees.htm

if you liked that, check out more on
http://www.mcdonough.com and
http://www.mcdonough.com/cradle_to_cradle.htm

word to your respective mothers.