Upgrade Loan Caveats, Blooming Walls, Container Permits, + a Multifamily Thermos By Preston on Apr. 30, 2011 | Topics: Week in Review | View Comments Living in a thermos apartment . Buildings take bloom with living walls, roofs . Cheap home-energy loans come with some caveats . New programs to finance home efficiency upgrades . LED Lighting: market change or mere green badge ? Green certification is only as good as its inputs . What to look for in the WaterSense label . Shipping containers allowed as housing . Efficiency is sustainability . Check out the latest green jobs and subscribe to our weekly newsletter for updates, article summaries, newsworthy links, and other site news. If you enjoyed this article, get new articles and more by subscribing to our Daily RSS or Weekly Email .