I found this great resource while I was web-surfing the other day. It is the official site for CleanMed 2010, a sustainable healthcare conference held in Baltimore MD during May 2010.

Sustainable healthcare conference - CleanMed 2010
The interesting thing is that many of the posters and speaker-presentations are available online. Just click these links:
Home Page
Presentations
Posters
There is some very useful information there – check it out for yourself. Some of the titles include:
Climate and Health Literacy – A MUST see! DIRECT LINK
Waste Management in the Operating Room: Exploring & Improving the Environmental, Human Health & Economic Impacts
Envisioning the High-Performance Hospital: Implications for a New Low Energy, High-Performance Prototype
Healthcare Water Effluent & Potential Strategies
Building Green During Economic Turmoil
Pesticide and Pediatrics – How Hospitals Can Grow Healthy Food and Healthy Children
High Performance Hospitals in a Carbon Constrained World
Designing a New Emergency Department Around Daylight and Nature
How Nature Helps to Restore Body, Mind and Spirit