Essays about: "Cirkulär ekonomi"

Showing result 1 - 5 of 61 essays containing the words Cirkulär ekonomi.

  1. 1. Chemical recycling of cotton-based waste textiles by sulfuric acid hydrolysis

    University essay from Lunds universitet/Kemiteknik (CI)

    Author : Edvin Ruuth; [2020]
    Keywords : recycling; hydrolysis; cotton; waste textiles; sulfuric acid; glucose; chemical engineering; kemiteknik; Technology and Engineering;

    Abstract : Large amounts of waste textiles are produced annually, of which only a small fraction is recycled currently. The purpose of this study was to develop a method to recycle cotton-based waste textiles chemically that can be coupled to the production of biofuels or green chemicals. READ MORE

  2. 2. Defining requirements of PET scrap for open loop recycling of post-industrial waste

    University essay from Lunds universitet/Kemiteknik (CI)

    Author : Josephine Digné; [2020]
    Keywords : Chemical Engineering; plastics; thermoplastics; PET; polyethylene terephthalate; foamed plastics; recycling; post-industrial waste; circular economy; återvinning; kemiteknik; Technology and Engineering;

    Abstract : To reduce the environmental impact and minimize the exploitation of the depleting re-sources, the transition to a circular economy is vital. It proposes an economy of reduced ma-terial consumption and increased reuse and recycling of plastics and other materials. READ MORE

  3. 3. What's Next in Sustainable Acoustic Materials?

    University essay from Lunds universitet/Produktutveckling

    Author : Klas Hellqvist; Anna Andersson; [2020]
    Keywords : Sustainability; Acoustics; Materials; Sound Absorption; Technology and Engineering;

    Abstract : As industries have begun to rethink the way they design, make and dispose of products for the purpose of sustainable development, manufacturers of acoustic products have been slow off the mark. The majority of acoustic products are still made of primarily virgin material made from petrochemical resources, which have a significant impact on the environment. READ MORE

  4. 4. Hållbart byggande : kommuners arbete för flerbostadshus i trä

    University essay from SLU/Dept. of Forest Economics

    Author : Viktor Holfve; [2020]
    Keywords : cirkulär ekonomi; flerbostadshus i trä; hållbarhet; koldioxidnivåer; ReSOLVE; träbyggnadsstrategi; carbon levels; circular economy; multistory wood construction; sustainability; wood building strategies;

    Abstract : Hållbarhet är ett begrepp som blir allt mer aktuellt då klimatförändringar påverkar människor världen över. Klimatförändringar som delvis anses bero på ökade koldioxidutsläpp i atmosfären. Flera insatser genomförs för att möta utmaningar som klimatförändringarna, där hållbart byggande är ett initiativ. READ MORE

  5. 5. Developing an Urban Circular Economy Framework Based on Urban Metabolism

    University essay from KTH/Hållbar utveckling, miljövetenskap och teknik

    Author : Sara Stugholm; [2020]
    Keywords : Circular Economy; Urban Metabolism; Circular Economy Framework; Sustainable Cities; Cirkulär ekonomi; Urban metabolism; Ramverk för urban metabolism; Hållbara städer;

    Abstract : There is an urgent need to transition to more sustainable cities and to do so we must identify in what ways and where cities are unsustainable. Urban metabolism offers a way to provide insight into how to move from linear to more sustainable, circular flows of energy and material in the urban area. READ MORE