3

Southface Energy Institute: A Resource For Sustainable Design

Energy efficient building designs and technologies are everywhere these days. In fact, the sheer number of options can seem a little overwhelming for those interested in sustainable construction techniques. But Southface Energy Institute, headquartered in Atlanta, can be a valuable resource for homeowners, commercial or residential builders, or individuals who simply want to learn more about environmentally friendly design.

17

HippoRoller Water Carrier – Simple Efficiency With A Far-Reaching Payoff

Water is an immediate, fundamental need for human survival, but one in six people worldwide don’t have immediate access to water resources, particularly in arid regions of southern Africa. The HippoRoller is a deceptively efficient water carrier with the potential to offer huge health, economic, and social benefits to developing communities.

67

An Inexpensive Electric Bike Conversion Kit

Sales of electric bikes have spun into high gear this year — some merchants reporting a 6000% increase in sales. This is good news, because, for short trips, the efficiency and convenience of electric bikes is hard to beat. You may have heard that in the U.S.,  40% of all trips are made within two miles of the home, and 50% …

3

SafeCoat: Non-Toxic Paint

Why does almost all of the paint sold in the U.S. contain toxic ingredients? Because chemicals (such as formaldehyde and acetone) are cheap. The resources needed to study the long-term effects of the thousands of chemicals contained in paints, stains, and varnishes would be immense. The . Other non-toxic ingredient could be used — but they are slightly more expensive. …