Spark is RMI's weekly e-newsletter. Get the latest details on RMI's progress in profitably moving the world off fossil fuels delivered right to your inbox. Subscribe to RMI Spark, and you'll have up-close access to news, blogs, videos, and project updates.   READ MORE >>

I was helping a colleague work on his Passive House in New Hampshire last fall, and was surprised when he told me that he was going to “buy and try” four windows—each from a different manufacturer—before buying them all from a single supplier. He claimed that he wanted all the important elements of the new home to inspire future occupants with their 100-year details.   READ MORE >>

Originally posted as a comment to “Opportunties and challenges for a sustainable energy future” by Steven Chu and Arun Majumdar, Nature, 488, 294–303 (16 August 2012)   READ MORE >>

Originally published at GreenBiz.com. America has been built and shaped by its ability to move people and goods freely and quickly, fueled by oil. But this “freedom” comes at a cost. Transportation is America’s number-two consumer cost after housing. American drivers pay $8,000 a year for an auto they drive only 4 percent of the time.   READ MORE >>

Spark is RMI's weekly e-newsletter. Get the latest details on RMI's progress in profitably moving the world off fossil fuels delivered right to your inbox. Subscribe to RMI Spark, and you'll have up-close access to news, blogs, videos, and project updates.   READ MORE >>