The Midcoast Green Collaborative is a Maine-based public nonprofit with the wide mission of socially responsible economic growth for their region. There's also an associated good blog with a high percentage of building-based posts — lots of nice, accessible, generally bite-sized, hands-on observational science. One swell example begins, "Do you leave the screens in your windows and storm windows during the winter? We have been telling clients to remove them, but didn't have a number for amo...