Recently, the New York Times had an article titled, "Living Large, By Design, in Middle of Nowhere"
Here is the link: http://www.nytimes.com/2005/08/15/national/15exurb.html?ex=1126411200&en=4c7c267b3b439984&ei=5070 .
This article begins by describing a typical new Florida development, "four miles from the nearest grocery store and 30 minutes from the nearest major mall'. This is an example of the "exurb", a highly planned, marketing driven community design, targeted at "what young families want", determining "how many streetlights and cul-de-sacs will evoke a soothing sense of safety."
"Over the next decade, New River will expand to 1,800 acres and be home to 15,000 people living in 4,800 single-family homes...At the moment, though, it is nothing more than an island of 400 suburban homes in the middle of nowhere, an infant exurb."
These are large homes, crammed together on tiny lots. A survey of the buyers of these homes showed that "88 percent said [they wanted] a home security system, 93 percent said they preferred neighborhoods with 'more streetlights', and 96 percent insisted on deadbolt locks or security doors."
The market research also showed that the home buyers were willing to trade off price with commute time. The tradeoff was quantified and showed that a 15 minute longer commute meant that the home needed to be $12,000 cheaper, than the exact same home located closer to work.
With a backdrop of new development like this, large, energy-hungry homes, located in an area with no mass transit, and cars are required for even the most basic errands, growth in GHG emissions from current levels is a given. New development like this represents the creation of huge new demand for energy for transportation, water, wastewater, streetlighting and solid waste disposal.
In order stop the growth and begin reducing GHG emissions, two things have to happen: 1)Existing energy users must increase efficiency and reduce demand; 2)new development must be decoupled from increased fossil-based energy use. That is, new development must not result in increased GHG emissions.
How can this be accomplished? The key principles of zero carbon development are:
- Inside existing urban boundaries
- Increasingly concentrated in existing downtown core areas
- Mixed-use, unless adding residential above existing commercial, or filling residential in among existing commercial uses
- Pedestrian and bicycle oriented, which means wider sidewalks, dedicated bike paths, narrower streets, smaller turning radius, and “Eyes on the street” orientation of living areas
- Higher densities in downtown core areas and near transit hubs
- Redevelopment of core areas to place high density residential wherever on-grade parking presently exists in downtown areas
- New development outside downtown cores and inside urban boundaries
- Electric energy provided by renewable sources such as solar or wind
- New homes constructed to be "net zero energy" using passive solar design principles.
- Any new development linked to transit hubs
- Water and wastewater systems designed to use minimum energy and be renewably powered. Rainwater harvesting, graywater and reclaimed water all aggressively deployed.
- Link green building with walk-ability and convenient, inexpensive mass transit options.
See our white paper section on new development: http://climateprotectioncampaign.jot.com/NewDevelopment
Zero Carbon Home example.
http://www.livingvillage.com/concept
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