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Posts Tagged "green building"

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The Environmental Fallout of Greener Buildings

Spray Foam Insulation

Newer homes are remarkably energy tight thanks to superior insulating materials that are in wide circulation today. The energy savings can be substantial – homeowners can use up to 60% less energy in the most efficient green homes. Now, a study published by a team of researchers in Building Research & Information makes it clear [...]

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Green Building Retrofits – Decreasing the demand from HVAC systems


Today, buildings account for 40% of the energy consumed in the U.S. each year. However, since the 1980s, the real cost of energy has increased more than fivefold, leading to greater awareness of energy use and its resulting environmental impact. This leaves a significant opportunity area for green building retrofits, particularly in building HVAC systems. [...]

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Wind catchers – an elegant cooling design

Keeping with this month’s “cities” theme, I want to share a rather cool passive building design that has been around for centuries. Long before LEED Platinum ratings and green building programs, ancient persian architects were developing ways to keep cool in crowded cities baking under the sun. Wind catchers – or “barjeels” as they are [...]

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