A couple weeks ago, we had a guest speaker discuss the implications of climate change in class. Whether you fully believe climate change is happening or that it isn't, the fact of the matter is that something is happening and it is mostly human-induced. There have been a number of studies that have created reports and charts regarding
climate change. Some have focused on the future rises in temperature, future sea level rises, precipitation patterns, and many others that seem to indicate that something severely wrong is going on with our planet Earth. The guest speaker who came to our class encouraged us to pick one topic of sustainability related to climate change and briefly discuss in small groups how we would "solve" these problems. My group, in particular, briefly touched upon the need to think more wisely about the way buildings are being built and what we can do to make them more suitable for the climate of the future. This post is intended to discuss problems with the current way developments, especially single-family residential, are built and provide some recommendations from builder's past that will bring us back to the basics of vernacular architecture and design.
Most current large-scale developments are focused on one thing: profit. The developer's goals, especially when building single-family residential, are to get the most bang for their buck. This means that developers try to maximize there yield on land to fit in the most homes as they can to ensure they will gain lots of profit. In addition, many developers are focused on building homes as fast and cheaply as they can. So instead of taking the time to create varied sized lots and preserving major natural features on a lot, such as a large oak tree, developers clear-cut lots and destroy everything on the lot to begin with a clean palette. Then once the homes have started being built, the developers tend to use cheap products and the end result is home that tend to all look the same and which are not very durable for future generations to come.
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Courtesy of Mark Strozier |
So, how can this epidemic of mass "cookie-cutter" houses be stopped to create homes that are more in touch with their surroundings and will take into account the future climates of tomorrow with technology that currently exists? One example, is to create more homes that are capable of harnessing solar energy. A great reading that outlines the rise and struggle of solar energy in homes is Chapter 2 in Adam Rome's book,
The Bulldozer in the Countryside: Suburban Sprawl and the Rise of American Environmentalism. An example of a more passive solar home features that do not need solar panels are
trombe walls.
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Trombe Wall, Courtesy of Flickr |
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In addition, zome houses with drum walls offer another option for passive solar heating. Zome houses are modular solar-heated homes. They have panels that are
dropped during the day to allow sun to pass through the glass and heat
water in blackened 55-gallon drums which heats up the home.
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Courtesy of Flickr |
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Courtesy of Flickr |
Another way to create homes better adept for future climate changes is to create homes suitable for their specific environments. For example, in Florida, old Cracker Homes were built with hot temperatures in mind. Homes were elevated off the ground, yards were kept natural and to a minimum, and doors were aligned to let breezes pass through the home. Another example, are the works of Egyptian architect,
Hassan Fathy, and
Laurie Baker's jali, who incorporated brick lattices into building to facilitate breezes while at the same time shielding those inside from the harsh sun. It is these kinds of techniques that keep energy consumption low and create homes that are unique to their landscapes.
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Courtesy of Judy Waller |
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Fathy Design, Courtesy of GreenProphet.com |
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Baker Design, Courtesy of FlickRiver.com |
I hope these very brief examples will provide you with some incentive to look at other passive designs that might be suitable for the climates of tomorrow years. The intent of my next post is to further explore sustainable architecture examples in history and show how the people of these unique, and sometimes quirky, communities lived. Until next time.