Icelandic capital plans to reduce its greenhouse gas emissions to zero by 2040 by reversing urban sprawl and promoting walking, cycling and public transport. Reykjavík used to be marketed as a place of...

Hampshire College's new R.W. Kern Center is about as sustainable as a building can be. The 17,000-square-foot center, designed by Bruner/Cott & Associates, is designed "to be entirely self-sustaining and meet the...