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Found 3 essays matching the above criteria.

  1. 1. Roadblocks Hindering a Fossil-Free Stockholm : Research of the Impact of Food Delivery Technology

    University essay from KTH/Skolan för elektroteknik och datavetenskap (EECS)

    Author : Amel Björkbom; Kimberly Nguyen; [2021]
    Keywords : Last-Mile; OFD; Fossil-Free transport;

    Abstract : Online food delivery (OFD) services have become increasingly popular and accessible, allowing customers to choose between a wide range of restaurants conveniently, compare meals and prices effectively, and arrange the delivery of the meal immediately. Thus, the number of last-mile online food deliveries has increased, creating challenges for urban cities. READ MORE

  3. 2. West, East or South, which Railway in Hudiksvall is Preferable? : A Predictive Study of Future Climate Scenarios from an Accessibility Perspective

    University essay from Umeå universitet/Institutionen för geografi

    Author : Sofia Moberg; [2021]
    Keywords : accessibility; active transportation; RCP-scenarios; public transit; GTFS; tillgänglighet; aktiv transport; RCP-scenarier; kollektivtrafik; GTFS;

    Abstract : An expansion of the railway, East Coast Line is essential in order to ensure transportation of passenger and goods back and forth to Northern Sweden. The preliminary studies of the planned expansion to a double track have identified vulnerabilities linked to how our climate changes. READ MORE

  4. 3. Investigating the methane producing pathway in lab-scale biogas reactors subjected to sequential increase of ammonium and daily acetate-pulsing

    University essay from Linköpings universitet/Institutionen för fysik, kemi och biologi

    Author : Sofia Moberg; [2020]
    Keywords : Syntrophic acetate oxidation; syntrophic acetate oxidizing bacteria; Wood-Ljungdahl pathway;

    Abstract : Syntrophic acetate oxidizing bacteria convert acetate into hydrogen and carbon dioxide and through the mutualistic syntrophic partnership with methanogens the products are further converted to methane in biogas processes operating at high ammonia concentrations. There is very little known about SAOBs, only five have been characterized and had their genome analyzed. READ MORE