On sustainable architecture ...
Some information sources on passive cooling are:
Malibu Greywater Handbook
Zero Energy: Lakeland, Florida: The information about a comparison of a conventional and a passive house in almost identical settings provided by the Florida Solar Energy Center demonstrates a 92% reduction in net energy uses of the passive house compared to the conventional house.
Some examples of sustainable architecture:
WMO Building in Geneva, Switzerland: This is a beautiful, smart, and sustainable building, a fun place to work in and to be at. See the nice description (local copy) ...
IGES Building in The headquarters of the Institute for Global Environmental Strategies (IGES) in Kanagawa, Japan by Nikken Sekkei is a great example of sustainable architecture, for which the architect cut 40% in lifecycle CO. See the article in BSJONLINE. See also the list of Nikken Sekkei Publications.