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ACADEMIC LESSON

                                           Designing a Green Home


             1    With society’s increasing awareness of the        Design Considerations Related to Energy
              changing world climate, green homes are               Efficiency
              becoming more and more popular.  A green home         Site and orientation
              is environmentally friendly and sustainable, which
              means that it has a low and eco-friendly impact on     4    A thorough analysis of the building site is
              the environment.                                      essential.  The location, size, and natural features
                                                                    of the property need to be considered in the design
             2    Green building practices have developed over      of the home and its landscaping.  Factors include
              time and in different parts of the world, particularly   views from the property, the slope of the land, the
              in Europe, the United States, and Australia.  Many of   lot’s exposure to the sun at various times of the
              the developments have come from scientific studies    day and year, the direction of breezes, and the
              in  the  field of  sustainable  architecture, which   location of trees and vegetation.  The way a house
              focuses on energy and ecological conservation         is positioned on a lot can help it make use of these
              in building design.  Architects and construction      natural features.
              companies that specialize in green building
              construction strive to have their projects certified as      Size
              meeting rigorous green building standards.           5    A smaller house is more energy-efficient than
                                                                    a larger one, since it takes less energy to heat and
                                                                    cool a smaller structure.  This means it will be more
                                                                    environmentally  friendly and also will  cost less to
                                                                    maintain over time.  In addition, a smaller house is
                                                                    cheaper to build.  It uses less construction material,
                                                                    and  construction  charges  are  usually  figured  by
                                                                    the number of square feet or square meters in the
                                                                    overall structure.

                                                                     Layout
                                                                   6    In consultation with the client, the architect
                                                                    designs the overall layout of the building and the
                                                                    location of the various rooms.  In general, a compact
                                                                    structure is more energy-efficient than one that is
                                                                    spread out over a larger area.  Most green homes
                                                                    have an  open floor plan, which  improves lighting

             3    In addition to seeing that a home meets the       and ventilation.  A factor in the placement of rooms
              client’s living needs, is well constructed, and       is how much natural light and air can enter them.
              has an aesthetic appearance, the architect must       The design of the ventilation system, including
              keep in mind the aim of limiting the impact on the    the placement of ducts for the home’s heating and
              environment.  The most important aspect of a green    cooling system, is also part of the building plan.
              home is its energy efficiency, and a primary concern
              for the architect in the building design is keeping its
              energy consumption as low as possible.  The more
              the house can use natural sources of heating and
              cooling,  and  the  more  efficiently  the  home  uses
              energy and manages the interior air, the less energy
              the home will use.



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        M02C_MOLI3098_SE_U02B.indd   36                                                                          01/05/20   12:49 AM
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