Essays about: "Waste"

Showing result 1 - 5 of 1656 essays containing the word Waste.

  1. 1. PET bottles: From waste to resources. How circular economy transforms waste management practices in Buenos Aires

    University essay from Handelshögskolan i Stockholm/Institutionen för företagande och ledning

    Author : Martín Valese Aguilera; Daniel Gustafsson; [2019]
    Keywords : Circular Economy; PET bottles; Argentina; Markets as practice; Multiplicity;

    Abstract : Circular Economy has become a promising sustainability concept among scholars and practitioners. This is because circular economy replaces linear productive systems and enables the achievement of economic and social objectives while minimizing the environmental impact. READ MORE

  2. 2. Methods for Evaluating Dewatering Properties of Sewage Sludge

    University essay from Lunds universitet/Kemiteknik (CI)

    Author : Nadia Abdalla; [2019]
    Keywords : sludge dewatering; sewage sludge; laboratory scale sludge treatment; dewatering sludge; dewatering sewage sludge; CST; capillary suction time test; centrifuge; lab-centrifuge; rheology; polymers conditioning; sludge conditioning; centrifuge on lab scale; evaluation of lab experiments; CST evaluation; mechanical de-watering evaluation; sludge dewatering at lab; lab scale dewatering process; sludge dewatering methods at lab; Chemical engineering; Lab centrifuge; Capillary Suction Time CST ; Mechanical sludge dewatering evaluation; Polymers conditioning of sludge; sewage sludge dewatering; methods for sludge dewatering at lab; water engineering; environmental engineering; vattenförsörjningsteknik; avloppsteknik; Chemistry;

    Abstract : After the sewage wastewater is collected from different households and directed to the treatment plants, it goes through several processes, which are physical, chemical and biological. The different processes remove the contaminant, and produce a semi-solid material named sludge. Sludge has a huge amount of liquid. READ MORE

  3. 3. Transportation demands : of chilled and frozen groceries

    University essay from Luleå tekniska universitet/Institutionen för ekonomi, teknik och samhälle

    Author : Viktor Österberg; [2019]
    Keywords : Backpack; Bag; Food Transportation; Groceries; Industrial Design Engineer; Sustainable Design; Hållbar Design; Livsmedel; Matvarutransport; Teknisk Design; Ryggsäck; Väska;

    Abstract : Today focus on the environemnt is bigger than ever before. UN writes in their climate agenda that they by 2030want to cut the food waste per capita in half. READ MORE

  4. 4. Simulation of Leachate Generation from a Waste Rock Dump in Kiruna Using HYDRUS-1D

    University essay from Uppsala universitet/Institutionen för geovetenskaper

    Author : Aryani Atmosudirdjo; [2019]
    Keywords : Hydrus-1D; matrix flow; leachate; unsaturated flow; waste rock dump;

    Abstract : The percolation of water through waste rock dumps at mine sites can lead to the production of a leachate with high concentrations of dissolved metals, sulfate and nitrogen compounds. It is important to understand how water flows in waste rock dumps in order to predict the environmental impact of this leachate on recipients. READ MORE

  5. 5. A Life Cycle Assessment of the Environmental Impacts of Cross-Laminated Timber

    University essay from Lunds universitet/Byggproduktion

    Author : Emma Svensson; David Panojevic; [2019]
    Keywords : Life cycle assessment; Cross-laminated timber; Miljöbyggnad; DGNB; Environmental impact; End of life; Circular economy; Technology and Engineering;

    Abstract : Negative environmental impacts generated by new buildings and the built environment needs to be reduced in order to contribute to mitigation of anthropogenic global warming. Sustainable building certifications such as Miljöbyggnad and DGNB was introduced as a measure to transition into more sustainable buildings. READ MORE