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Contemporary Issues in Designing and Managing Sustainable Cities
Urban Affairs 1171:001
Lesson 4 • Industrial Modernization • Cradle to Cradle
Industrial Modernization
Key Terms:
Closed vs. Open Loop Systems
Cradle to Grave vs. Cradle to Cradle
Recycling vs downcycling vs upcycling
Waste = Food
Biological and Technical Nutrients
(Cradle to Cradle, William McDonough and Michael Braungart, 2002)
James Watt Steam Engine, 1775
conversion of heat energy to mechanical energy
Three waves of industrial economy
1) Coal - Steam (1800 – 1900) • Small factory production, urbanized manufacturing • Limited credit
2) Oil - electricity (1900 – 1980) • Large-scale factory production, mass production • Early credit-based system of consumption • Money moves from gold standard to credit based system
3) Information technology (1980 - ?) • Globalization, outsourcing, decline in real factory wages • Lower real wages, increased debt through increased borrowing • Money entirely based on debt
Robert J. Gordon (2012): "Is US Economic Growth Over?"
Walter R. Stahel, “Product life factor”, 1982
Traditional Industrialization linear or "open-loop" system Cradle to grave model need to continuously replenish system with new resources
.
Industrial Modernization Cradle to grave model: Linear "one-way street" approach - "open loop"
1. raw material -> (waste from extraction process)
2. manufactured as a product -> (waste from manufacture process)
3. sold/consumed ->
4. end of usefulness cycle: breaks or becomes obsolete ->
5. waste / landfill.
In this process little or none of the energy or material is reutilized
Industrial Modernization
Priority of Production: • Speed and efficiency to saturate market • Greater efficiency = cheaper goods = greater profit
Few "externalities" By-products of the design and production: pollution, toxic waste, damage to ecosystems, etc., people getting sick/dying, OR what to do the the product when done
Ford Motor Company Rouge River Plant
http://www.oil-electric.com/2011_10_01_archive.html
Cradle to Cradle
Cradle to Cradle model
"...the questions of resource scarcity and sustainability are questions of design."
"humans don't have a pollution problem, they have a design problem; if they would from the start design intelligently, then we wouldn't have the same problems"
William McDonough
Walter R. Stahel, “Product life factor”, 1982
Cradle to Cradle Closed loop system - not relying on matter exchange outside of the system
.
Industrial Modernization Cradle to Cradle model: "closed loop"
1. recycled material or renewable resource (post consumer, industrial remnants) industrial nutrients biological nutrients
2. re-manufactured as a product ->
3. sold/consumed -> (what does consumer do with product/material?)
4. usefulness cycle? breaks or becomes obsolete? individual components disassembled -> repair / replace parts ->
5. recycled/returned to production process ->
Biological and Technical Nutrients
Design with advance understanding or product at end of lifecycle
http://commons.wikimedia.org/wiki/File:Biological_and_technical_nutrients_(C2C).jpg
Monstrous Hybrids Mixtures of organic and inorganic substances, containing toxic compounds, difficult to separate and recycle.
ex: running shoes are assemblies of leather (organic) and various plastics (synthetic).
A Problem of Design
http://www.diabetesdaily.com/voices/2012/07/the-fastest-carbohydrates-for-hypoglycemia/
Recycle
Downcycle or Upcycle…?
a somewhat generic term used to describe what is conventionally understood as either "downcycling" or "upcycling".
often a subjective valuation of a product
The Less-bad scenario:
Recycling only takes into account a partial life span of a product, where its material substance will eventually make it to a landfill or out to sea
Downcycling
Conventionally known as recycling, material is transformed into products of lower quality
"Usefulness" of recycled product generally degrades
Food quality container transformed into a speed bump, or composite material (park bench) eventually ending up in a landfill.
Upcycling The process of converting an technical nutrient into something of similar or greater value, in its second life.
Aluminum and glass, for example, can usually be upcycled into the same quality of aluminum and glass as the original products.
http://www.sustainabilitydictionary.com/u/upcycle.php
Upcycling
http://commons.wikimedia.org/wiki/File:Biological_and_technical_nutrients_(C2C).jpg
a substance that will bio- degrade back into elemental compounds and used by the natural ecosystem
http:// www.brooksrunning.com/ Green+Room/
a substance that can be reused, assimilated back into an industrial process
Technical Nutrient
"Closed loop" Industrial Production
Herman Miller, Inc.
Herman Miller, Inc.
Herman Miller, Inc.
Herman Miller, Inc. EQAT - Environmental Quality Action team
Herman Miller, Inc. - 2020 Vision
1993 2008 2020
Herman Miller, Inc. - 2020 Vision
• Zero VOC (volatile organic compounds) emissions to air • Zero hazardous waste • Zero solid waste to landfill • Zero process water consumption • 100% renewable electrical energy use • 100% of sales from DfE (Design for Environment) approved products • 100% of owned or leased company buildings achieve USGBC (United States Green Building Code) LEED (Leadership in Energy and Environmental Design) silver certification
Herman Miller – Mirra Chair
Walmart's Business Model
1. Carbon = Energy = Money
2. Waste = Money
3. Make Sustainability about health
4. Start with Quick wins
5. Listen to Kids
http://www.huffingtonpost.com/edward-humes/wal-mart-eco-lessons_b_865786.html#s282184&title=Dont_Wait_For
Walmart's Business Model
6. Sustainability starts at the top
7. Everything / every part of company is fair game
8. Race to the top, not the bottom
9. Embrace critics
10. Don't wait for the market, create it and lead it
http://www.huffingtonpost.com/edward-humes/wal-mart-eco-lessons_b_865786.html#s282184&title=Dont_Wait_For
Walmart's Business Model
bottom line: sustainability boosts profits, it pays to be green
http://www.huffingtonpost.com/edward-humes/wal-mart-eco-lessons_b_865786.html#s282184&title=Dont_Wait_For
The Circular Economy