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--- report:sus [2026/04/07 01:27] – [Life Cycle Analysis] team6
+++ report:sus [2026/04/20 17:43] (current) – [Environmental] epsatisep
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 ===== Eco-efficiency Measures for Sustainability =====
 Eco-efficiency is defined as the delivery of cost-effective products and services that meet human needs and improve quality of life, while progressively reducing ecological impacts and resource use throughout their life cycle, aligning with the earth's carrying capacity. It emphasizes efficient use of materials and energy to achieve profitability and value addition.
-The idea of eco-efficiency was first put forward by the World Business Council for Sustainable Development (WBCSD) in the early 1990s <color #ed1c24>[Cite reference]</color>. It centers on producing more goods and services while using fewer resources, as well as minimizing waste and environmental harm. A widely cited definition from the WBCSD describes eco-efficiency as the provision of competitively priced goods and services that meet human needs and enhance quality of life, while continuously lowering environmental impacts and resource use across the entire life cycle to levels consistent with the Earth’s carrying capacity. The WBCSD also identified seven key elements of eco-efficiency:
-  - Reducing material intensity of goods and services,
-  - Reducing energy intensity of goods and services,
-  - Reducing the dispersion of any toxic materials,
-  - Enhancing the recyclability of materials,
-  - Making the maximum possible utilization of renewable resources,
-  - Enhancing the durability (shelf time) of products,
-  - Improving service intensity of goods and services.
 ==== Introduction ====
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 Because this is a healthcare-related environment, sustainability is not only about the environment but also about well-being and safety. Research [(Sara2017)] shows that the design of spaces, including sound, light, and sensory elements, can have a strong impact on stress and anxiety levels, especially in children.
-//First of all, Sustainability is the development that satisfies current needs without limiting the capacity of future generations to meet theirs. It has become a central priority in today’s world, which aims to significantly cut carbon emissions while advancing and innovating the technologies of the future.
-Sustainability and sustainable development aim to strike a balance between competing priorities—advancing technologically and economically while preserving the environments we and others depend on.
-It involves considering how we can coexist with the natural world, safeguarding it from harm and degradation. However, sustainability goes beyond environmental concerns; it also encompasses the well-being and health of society as a whole.
-In 2005, the World Summit on Social Development identified three core areas that contribute to the philosophy and social science of sustainable development <color #ed1c24>[Citereference]</color>. The Three Pillars of Sustainability are:
-  - Economic Development
-  - Social Development
-  - Environmental Protection//
 /*Now, let's take a look at the details of these 3 pillars.*/
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 The cocoon uses aluminium and brass, which are good choices in terms of sustainability because they are very durable and highly recyclable. Aluminium, especially, can be recycled many times without losing quality, which fits well with circular design principles.
-However, materials like acoustic foam can be problematic because they are often made from petroleum-based products and can release harmful emissions (like VOCs). According to studies [(Jorge2020)] and [(Francesco2015)], more sustainable alternatives include recycled textile-based acoustic panels or PET felt, which can achieve similar acoustic performance with lower environmental impact.
+However, materials like acoustic foam can be problematic because they are often made from petroleum-based products and can release harmful emissions like Volatile Organic Compounds (VOCs). According to studies [(Jorge2020)] and [(Francesco2015)], more sustainable alternatives include recycled textile-based acoustic panels or Polyethylene Terephthalate (PET) felt, which can achieve similar acoustic performance with lower environmental impact.
 The antimicrobial technical textile is important for hygiene, but it’s also important to make sure it has low chemical emissions and is safe for indoor air quality, especially since children are more sensitive to pollutants.
-Another important aspect of the project’s sustainability is the decision to work with Portuguese suppliers. By sourcing materials locally, the environmental impact related to transportation can be reduced, especially in terms of CO₂ emissions from long-distance shipping. Research in sustainable supply chains [(Fang2016)] shows that transport distance is directly linked to carbon emissions, and reducing this distance is an effective way to lower the overall environmental impact of a product.
+Another important aspect of the project’s sustainability is the decision to work with Portuguese suppliers. By sourcing materials locally, the environmental impact related to transportation can be reduced, especially in terms of CO<sub>2</sub> emissions from long-distance shipping. Research in sustainable supply chains [(Fang2016)] shows that transport distance is directly linked to carbon emissions, and reducing this distance is an effective way to lower the overall environmental impact of a product.
-In addition, transportation is a major contributor to global greenhouse gas emissions, with the transport sector accounting for a significant share of energy-related emissions [(Heidi2014)]
+In addition, transportation is a major contributor to global greenhouse gas emissions, with the transport sector accounting for a significant share of energy-related emissions [(Heidi2014)].
 By working with local suppliers, the project can therefore reduce transport distances and associated emissions. At the same time, this approach supports the local economy, allows for shorter delivery times, and improves communication and quality control. For this project, materials such as aluminium, technical textiles, and acoustic solutions should, whenever possible, be sourced from suppliers based in Portugal.
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 Looking at the full life cycle of the cocoon helps understand its overall impact.
+\\ Here are the different phases: \\
-Here are the different phases:
+- __Materials:__
+Aluminium and brass require a lot of energy to produce, but they can be recycled, which reduces long-term impact. Textiles and acoustic materials could be improved by using recycled or bio-based options.
-  - Materials:
+- __Production:__
-Aluminium and brass require a lot of energy to produce, but they can be recycled, which reduces long-term impact. Textiles and acoustic materials could be improved by using recycled or bio-based options.
+The cocoon is designed with a structure using aluminium bows and brass panels. Prefabricated parts reduce manufacturing waste and energy use, and assembling the cocoon on-site is more efficient than building it from scratch. Choosing low-energy manufacturing processes for metal bending, panel cutting, and textile finishing can also make a difference.
-  - Production:
+- __Transport:__
-The cocoon is designed with a structure using aluminium bows and brass panels. Prefabricated parts reduce manufacturing waste and energy use, and assembling the cocoon on-site is more efficient than building it from scratch. Choosing low-energy manufacturing processes for metal bending, panel cutting, and textile finishing can also make a difference.
+Transporting materials can contribute significantly to the product’s carbon footprint, especially for heavy or bulky items like brass panels or acoustic boards. By sourcing materials from Portuguese suppliers (F. Marques da Silva S.A. [(Alu2022)], [(Brass2022)], Artnovion [(ArtnovionFoam)], Monteiro Fabrics [(Monteiro2026)], we can reduce transport distances, which lowers CO<sub>2</sub> emissions, shortens delivery times, and simplifies logistics. Using local suppliers also supports the local economy and makes communication and quality control easier.
-  - Transport:
+- __Use:__
-Transporting materials can contribute significantly to the product’s carbon footprint, especially for heavy or bulky items like brass panels or acoustic boards. By sourcing materials from Portuguese suppliers, we can reduce transport distances, which lowers CO₂ emissions, shortens delivery times, and simplifies logistics. Using local suppliers also supports the local economy and makes communication and quality control easier.
+The cocoon is designed to last a long time, thanks to durable metals and textiles. Low maintenance requirements (especially with antimicrobial textiles) reduce environmental and economic costs during use. Additionally, by providing calming sounds and visuals, the cocoon helps reduce stress in children, which is a social benefit not usually quantified in LCA but is an important part of its life-cycle value.
-  - Use:
+- __End-of-life:__
-The cocoon is designed to last a long time, thanks to durable metals and textiles. Low maintenance requirements (especially with antimicrobial textiles) reduce environmental and economic costs during use. Additionally, by providing calming sounds and visuals, the cocoon helps reduce stress in children, which is a social benefit not usually quantified in LCA but is an important part of its life-cycle value.
+The design allows for disassembly and recycling. Aluminium and brass can be fully recycled, while textiles and acoustic materials could be reused or repurposed if chosen carefully. Designing for end-of-life reduces waste and supports circular economy principles. Choosing more recyclable or bio-based materials further improves sustainability. \\
-  - End-of-life:
-The design allows for disassembly and recycling. Aluminium and brass can be fully recycled, while textiles and acoustic materials could be reused or repurposed if chosen carefully. Designing for end-of-life reduces waste and supports circular economy principles. Choosing more recyclable or bio-based materials further improves sustainability.
 ==== Summary ====
+The LCA shows that the main impacts are in material production and transportation, while the use and end-of-life phases have lower environmental burdens if the materials are durable and recyclable. By choosing local suppliers, modular construction, and sustainable materials, the cocoon project maximizes eco-efficiency while still being functional, safe, and calming for children.
-//Provide here the conclusions of this chapter and introduce the next chapter.//
-Based on this sustainability analysis, the team chose //<specify here the design, technique(s) material(s), component(s)> for the following <specify here the relevant sustainability-related reasons>//.
-Consequently, the team decided to design a solution with the following //<specify here the features added for sustainability reasons>//.