Optimal gift wrapping comes from renewable sources and does not contain toxic substances. Virgin forest fiber, bleach and heavy-metal inks need not be a part of gift giving. What are some of the better choices? One of the more optimal ways to wrap gifts is Furoshiki, a traditional Japanese technique of wrapping gifts using cloth. […]
Hewlett-Packard has announced it will install a 1-megawatt solar array in its San Diego facility. The installation will be made up of 5,000 panels on seven buildings. It’s a large solar array, but smaller than Google’s 1.6-megawatt solar array, which is thought to be the largest corporate installation to date in the United States.
This is highly optimal. In Austria, cars can now fill up on a renewable, locally-produced fuel. The fuel is called “biomethane”, and it’s created by fermenting meadow grass (Poa pratensis). The grass is grown without the input of synthetic fertilizers or pesticides. And it’s a true ‘cellulosic biofuel’ — it doesn’t rely on grains and oilseeds.