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In an ideal world, we would live in homes that promoted our overall family health and had no impact on our surroundings. Unfortunately, the truth is less rosy. Green construction techniques and materials are more available than ever before, but that still translates to homeowners seeking out viable alternatives and being informed about the tortuous route taken by many products.

In North America, climate is a major consideration for building choices. Whether extreme cold, extreme heat (or both), torrential rain, humidity, desert conditions, or tornados - this continent boasts most possibilities. And that means adapting standards to suit the place. But one component is consistent - homes need insulation.

Insulation is provided by a wide range of materials - from mineral fibres, pellets, and aluminum foil to polyurethane foam.You can find the entire article here http://aboutmyplanet.com/environment/cold-comfort