Essays about: "geographical information systems"

Showing result 1 - 5 of 158 essays containing the words geographical information systems.

  1. 1. Dynamics of net primary production and food availability in the aftermath of the 2004 and 2007 desert locust outbreaks in Niger and Yemen

    University essay from Lunds universitet/Institutionen för naturgeografi och ekosystemvetenskap

    Author : Emma Bylund; [2021]
    Keywords : geography; GIS; desert locust outbreak; NPP; food availability; livelihood zones; Earth and Environmental Sciences;

    Abstract : The knowledge of desert locust plagues goes back to biblical times but it is just as relevant in 2020 with an ongoing outbreak in East Africa and the Middle East. The locusts pose a threat to agriculture, and by extent food availability, due to their high appetite, diverse diet and ability to migrate long distances in large swarms. READ MORE

  2. 2. Remote Sensing Based Pre-Season Yellow Rust Early Warning in Oromia, Ethiopia

    University essay from Lunds universitet/Institutionen för naturgeografi och ekosystemvetenskap

    Author : Chinatsu Endo; [2021]
    Keywords : yellow rust; modeling; prediction; early warning; remote sensing; geography; geographical information systems; GIS; Agriculture and Food Sciences; Earth and Environmental Sciences;

    Abstract : Yellow rust (Puccinia striiformis f. sp. Tritici) is a crop disease caused by a fungus that regularly infects wheat and causes yield loss in Ethiopia. The disease has a significant impact on the country’s crop production, food security, health, and socioeconomic well-being. READ MORE

  3. 3. Orð Víkinganna. The level and scale of literacy in the Viking World : The cases of Birka and Sigtuna.

    University essay from Uppsala universitet/Institutionen för arkeologi och antik historia

    Author : Themistoklis Zacharopoulos; [2021]
    Keywords : Viking Age; Sweden; literacy; Birka; Sigtuna; runes; inscriptions; styli; writing tools; GIS; archaeolinguistics; archaeological research; Vikingatiden; Sverige; läs och skrivkunnighet; Birka; Sigtuna; runor; inskriptioner; styli; skrivverktyg; GIS; arkeolingvistik; arkeologisk forskning;

    Abstract : This thesis aims to study the level and scale of literacy as it expanded in Viking towns during the 8th-12th century. In order to get an understanding of this spread, I have worked with two case-studies of Viking towns, as they were founded and prospered during and by the end of the Viking Age in Sweden; the town of Birka located in Björkö Island in Lake Mälaren, and the town of Sigtuna located in the province of Uppland, in central Sweden. READ MORE

  4. 4. Considering future precipitation in delineation locations for water storage systems - Case study Sri Lanka

    University essay from Lunds universitet/Institutionen för naturgeografi och ekosystemvetenskap

    Author : Kanchana Bandaranayake; [2021]
    Keywords : Geography; Geographical Information Systems; Physical Geography; Locating new water resources; Water scarcity; Consideration of climatic changes; Future precipitation; Pairwise comparison; Sri Lanka; Earth and Environmental Sciences;

    Abstract : Demand for the usable water is accumulating globally in parallel with the population growth and the industrial revolution. Nevertheless, availability and accessibility of the usable water is progressively subsiding due to many environmental and socio-economic reasons. READ MORE

  5. 5. The hydrodynamic impacts of Estuarine Oyster reefs, and the application of drone technology to this study

    University essay from Lunds universitet/Institutionen för naturgeografi och ekosystemvetenskap

    Author : Oskar Evert Johansson; [2021]
    Keywords : Geography; Geographical Information Systems; GIS; Physical Geography; Oyster Reef; Drone; UAV; Hydrodynamics; Earth and Environmental Sciences;

    Abstract : The impacts of climate change are being seen within the estuarine environment through erosion and shoreline retreat, associated with sea-level rise and changes in storm activity. Restoration oyster reefs have been identified as a working-with-nature strategy to protect and restore these shoreline environments, stabilising sediment, and reducing erosion. READ MORE