Sustainable Architecture


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Sustainable Architecture

  1. 1. THE SUSTAINABLE LIVING PROJECT & AGL SUSTAINABLE LIVING COMPETITION sustainable architecture This presentation was produced by SOLARCH in SOLARCH- The the Faculty of the Built Environment, UNSW. Centre for a Sustainable Built For more information about the AGL Sustainable Environment Living Competition (open to all High School students providing $30,000 worth of rewards) slides produced by: please contact Ph: 02 9385 4979 or check out: david tickle Teacher Resource: The Sustainable Living Project, UNSW
  2. 2. architecture sustainable architecture Teacher Resource: The Sustainable Living Project, UNSW
  3. 3. windows allow sunlight and fresh air to enter the roof and walls building and allow allow privacy, a sense views outside protect from rain of place and wind, and (within a stop intruders community) kitchen has clean drinking water what do buildings provide ? kitchen for cooking outdoor space for and storing food recreation and table for gatherings relaxation and for eating food interior lighting and bathroom for washing heating and cleaning and for sewage removal couch for relaxing raised floor keeps and talking things dry and clean Images: COLORS magazine, issue 27 „home‟ (not on ground) Teacher Resource: The Sustainable Living Project, UNSW
  4. 4. things provided by buildings light and warmth energy energy supply clean water water all of these bathing and cleaning supply factors inter-relate waste disposal and should be seen as protection from rain waste and contributing and cold water disposal to and feeding from the privacy and security others storage, cooking and building eating of food materials socialising and recreation Teacher Resource: The Sustainable Living Project, UNSW
  5. 5. the natural environment sustainable architecture Teacher Resource: The Sustainable Living Project, UNSW
  6. 6. A FEW BASIC TRUTHS: As a result of • WE NEED A CLEAN neglecting to ENVIRONMENT FOR OUR consider the SURVIVAL environmental consequences of • EVERYTHING IS INTER- our actions, we DEPENDENT AND INTER- „resources‟ now find many RELATED serious environmental problems soil emerging. Traditionally, technology decisions and If we want to have designs have ecological knowledge been based on resources to use in economics, form the future, and and function. The oceans water ensure a high broader quality of life, we environmental culture must start context – in considering the which all things broader exist, and on environmental forests context in our which all things rely- has not designs and adequately been society choices. considered. the we are biodiversity part of the environment, natural and not separate from it environment Teacher Resource: The Sustainable Living Project, UNSW
  7. 7. In most cases, it is not our „needs‟ relating to the built environment that cause environmental problems – Where do rather it is the way we choose to meet them. present materials come waste and from? water water disposal supply building materials How energy much do we supply currently use? Images: National Geographic, Vol 195, No 3, March 1999; Oz Green World Water Day Poster, 1997; “Greenhouse News”, Vol 3, Issue No 2, Winter 2000, published by the Australian Greenhouse Office; “The Teacher Resource: The Sustainable Living Project, UNSW Challenge”, Issue No 16, Winter 2000, published by the Australian Greenhouse Office
  8. 8. what are the impacts of unsustainable design & building practices ? INCREASED AIR POLLUTION - EFFECTS ON sustainable chemicals and gases PUBLIC HEALTH - architecture we all need clean air and water, good food looks PRODUCTION to find new OF WASTE - ways to rubbish, materials, GREENHOUSE chemicals, etc provide our GAS EMISSIONS - INCREASED global warming WATER needs and climate change POLLUTION - without raw sewage creating UNNECESSARYD rubbish ELEPLETION OF chemicals these NATURAL impacts RESOURCES - forests, water, INCREASED SOIL minerals, soil CONTAMINATION - chemicals, dirty water, loss of nutrients Teacher Resource: The Sustainable Living Project, UNSW
  9. 9. technology the design process sustainable architecture people sustainability Teacher Resource: The Sustainable Living Project, UNSW
  10. 10. ecologically sustainable development: accommodating the needs of the present without compromising the ability of future generations to meet their own needs (Brundtland Report, World Commission on Environment and Development 1987) appropriate technology: making and using technology that meets human needs while taking into account long and short term consequences for society and the environment sustainable design process: 1. understand the needs of the users of the building 2. look at the capacity of the site and the environment in supporting those needs 3. make design decisions and use appropriate technologies to fulfil the above Teacher Resource: The Sustainable Living Project, UNSW
  11. 11. using an environmentally conscious design process to achieve sustainable results case studies sustainable architecture Teacher Resource: The Sustainable Living Project, UNSW
  12. 12. General • from the street, Solar access the house looks • windows face north to like any other on front of the street allow good natural sunlight inside (less energy needed house • from behind, environmental for lighting and heating) design aspects Rooftop Solar • family room below is protected by overhanging Panels be seen can bedroom above - this • on north facing roof blocks summer sun, but for maximum sunlight allows winter sun to enter • photovoltaic panels the room are used to create clean and non-polluting electricity • hot water panels are used to heat water without using coal-fired (polluting) electricity Mobbs House, Chippendale Images: rear of /earth/handouts/ For more info, check out house chippendale.htm the website: planet/house/default.htm NORTH Teacher Resource: The Sustainable Living Project, UNSW
  13. 13. Water Treatment Rainwater collected • reused water and sewage from roof from toilet is stored in a composting tank under the deck Water stored in tank • within this tank, the water under house Water and sewage is „broken down‟ Supply clean and hygienic to form Water used for drinking, • compost - is compost can rainwater this cooking, showering collected used on the garden be safely from roof „Used‟ water stored and stored in filtered and stored in Water Recycling a water tank under the second tank • within the house tank under house water is „recycled‟ This water used for house cooking, • used for toilet and washing drinking and showering machine • used water is then reeds filtered and stored Reused water and toilet • used water is then waste are treated in a used for flushing the composting tank on site toilet and washing • the cleaned liquid is treated clothes further by reeds in the back Clean compost made yard - the reed help to for use on garden remove any bacteria • if the system overflows, it „Cleaned‟ water treated Mobbs House, goes straight into the mains sewage (just like normal further by reeds in back Chippendale houses) yard Images: ndouts/chippendale.htm Teacher Resource: The Sustainable Living Project, UNSW
  14. 14. Natural gas • used for the majority of the resort‟s energy requirements • causes less pollution Landscaping and ENERGY MANAGEMENT and greenhouse gases CONTROL SYSTEMS revegetation than coal-fired electricity • any damaged areas • used to integrate, monitor and control the production of the site revegetated different sources of energy in the resort • less damage on site, • plant types used • power used in the resort is two thirds of no powerlines or cables were sourced from that used by most resorts of the same size needed to bring around the site, to electricity onto the site minimise the effect on ecological systems Solar hot water panels • used for heating water for use in buildings • additional heat used to heat up the swimming pool • solar hot water heating creates no pollution or Wind turbine greenhouse gases • produces up to 12% of the resort‟s energy requirements • used to supplement Images: Forest and Wood Products Research the main energy source and Development Association, 1998 - natural gas Couran Cove Resort, South Stradbroke Island Teacher Resource: The Sustainable Living Project, UNSW
  15. 15. Timber Structure • all timber sourced • buildings are from plantations or supported on timber from sustainably piers for minimal managed forests impact on the site •timber is renewable • piers are made from - Verandahs and uses less energy comfortable outdoor hardwood timbers, in its manufacture and which are resilientarea living to transport saltwater - therefore • roof blocks hot •has low greenhouse have a longer lifespan allows summer sun, gas emissions than other materials to enter winter sun (such as steel) • opened to breezes for summer cooling • natural light and cross ventilation help to heat and cool and light the inside of the building Couran Cove Resort, South Stradbroke Island Images: Forest and Wood Products Teacher Resource: The Sustainable Living Project, UNSW Research and Development Association, 1998
  16. 16. Energy system • heating is via gas, rather than from a coal- Glass Roofs Building height fired plant (creates less • allow sunlight and warmth deep pollution) • kept to a into the building (reduce need for • no air-conditioning in minimum to artificial lighting and heating) building is needed prevent outdoor • allow plants to grow within the because of ventilation from being areas building (creates appealing and and gas heating over-shadowed healthy interior) (therefore much less electricity used) natural light to all levels Vegetation sunny Sloping walls around building outdoor • deflect noise from busy • helps to keep air spaces close road cleaner • redirect winds to prevent to the ground-level turbulence Images: “Green Design”, Dorothy • provide buffer to Mackenzie, (1991), London: Laurence King the wind buildings • made from brick (natural Publishing • creates pleasant material) outdoor areas for NMB Bank workers Headquarters, Amsterdam Teacher Resource: The Sustainable Living Project, UNSW
  17. 17. NMB Bank water collected Headquarters, Materials from roofs Amsterdam • include natural materials such as timber, marble and copper • create a warm and Rainwater pleasing environment • is collected from the roof (social benefits) (reduces mains water • are locally produced, consumption) Hello!! therefore reduce • used for water features and to transportation pollution water plants inside the building and resources natural breezes (creates a cool, healthy and pleasing environment) water fall Windows Staircases • allow natural sunlight into designed to be appealing, in the building (less electricity order to: used for lighting) • reduce reliance on lifts • can be opened to allow (reduces electricity cross-ventilation consumption) (building has no air- • allow for interaction between conditioning, and uses much co-workers (social benefits) less electricity) • create an architectural feature Images: “Green Design”, Dorothy Mackenzie, (1991), London: Laurence King Project, UNSW Teacher Resource: The Sustainable Living Publishing