Today is World Water Day and it just so happens that Jerry Yudelson, noted green building authority and author, has released a new conceptual tool to help people understand where water will come from in the future. The tool mimics the popular Pyramid of Conservation used by Minnesota Power and explains water sourcing in ten increasingly expensive and complex steps.
The Johnsons, a four-person family in Mill Valley, California, have been called “extreme,” “austere,” and “OCD,” by some onlookers. But I appreciate what they’re trying to do. The family has been on a trash diet to completely eliminate garbage and waste. In fact, they only produced two handfuls of trash in a year, according to Sunset Magazine!
This whole-home remodel by Renewal Design-Build is the recipient of several awards, including a regional CotY award from the National Association of the Remodeling Industry (NARI) and a Chrysalis Award for Best Green Remodeling Project. Located in Decatur, Georgia, the original 1930s, 900 square-foot home was mostly deconstructed to the foundation and a new, 2,100 square-foot home was built from the salvaged materials.
In this rather concise TED video, Kamal Meattle explains that there are three common plants that can be used to grow all the fresh air needed to maintain human health. Research suggests that these plants can help with tight, energy-efficient structures to mitigate what’s commonly referred to as sick building syndrome. The plants are:
Today Lighting Science Group unveiled a new 60-watt replacement LED bulb that “meets or exceeds all of the criteria for the L Prize,” according to CTO Fred Maxik. If you’re not familiar with the competition, in order to win, the lamp must run better than 90 watts per lumen, produce more than 900 lumens, use less than 10 watts, last more than 25,000 hours, have more than a 90 color rendering index, and have a color between 2700-3000 K.
If you’re looking for a back-of-the-envelope assessment of where your project fits in the LEED for Homes green building program, the USGBC just launched a new web-based tool for you. It’s called the LEED for Homes Scoring Tool, and it includes both a Quick Score (pictured) and a detailed Credit-By-Credit result with specific credit guidance.