Essays about: "geographical information system"

Showing result 1 - 5 of 169 essays containing the words geographical information system.

  1. 1. Assessing evolution of ice caps in Suðurland, Iceland, in years 1986 - 2014, using multispectral satellite imagery

    University essay from Lunds universitet/Institutionen för naturgeografi och ekosystemvetenskap

    Author : Alicja Miodonska; [2019]
    Keywords : remote sensing; multispectral satellite imagery; Landsat; Iceland; glaciers; ice caps; Geography; GIS; Earth and Environmental Sciences;

    Abstract : The study focuses on the application of multispectral satellite imageries in glaciological studies. It aims to assess how the Icelandic glaciers have evolved over the last decades (from the 1980s to 2014). The study area covers Mýrdalsjökull and Eyjafjallajökull ice caps located in Suðurland, Iceland. READ MORE

  3. 2. Crop diversity in Scania : geographical and cognitive mapping

    University essay from SLU/Department of Biosystems and Technology (from 130101)

    Author : Shaktima López Hösel; [2019]
    Keywords : crop diversity; agroecology; food systems; ecosystem services; resilience; farmer s motivations; geographical information systems; self-determination theory; cognitive mapping;

    Abstract : Modern agriculture is characterized by large scale and large-scale farming of a few crops, which rely heavily on external inputs. These kinds of intensive and specialized farming systems are contributing to exceeding the planetary boundaries for our ecosystems. READ MORE

  4. 3. Plant phenology and climate change : possible effect on the onset of various wild plant species first flowering day in the UK

    University essay from Lunds universitet/Institutionen för naturgeografi och ekosystemvetenskap

    Author : Nigel Fox; [2019]
    Keywords : geography; GIS; plants; phenology; climate change; global warming; FFD; IPCC; Bluebell; Garlic mustard; Coltsfoot; Cuckooflower; United Kingdom; Woodland Trust; UK; Earth and Environmental Sciences;

    Abstract : The IPCC states that the planet is significantly warming due to effects of climate change. This warming effect has consequences for phenological events. Many species cannot track rapid climate change, resulting in phenological mismatches. This study looks at an extreme weather event and the longer-term effects of climate change. READ MORE

  5. 4. Risk, Rail and the Region : A spatial analysis of regional differences of infrastructural safety and the risk of accidents at Swedish level-crossings

    University essay from Stockholms universitet/Kulturgeografiska institutionen

    Author : Henning Grauers; [2019]
    Keywords : level-crossings; infrastructural safety; risk; railway;

    Abstract : Level-crossings, i.e. intersections where railways and road meet in the same vertical level, constitute risk for the users of respective infrastructure system. The aim of this thesis is to examine possible regional differences between the infrastructural safety standard of level-crossings in Sweden. READ MORE

  6. 5. Automatic Generation of Levels of Detail : A Study on the Swedish National Road Database

    University essay from KTH/Geodesi och satellitpositionering

    Author : Alexandra Börjesson; [2019]
    Keywords : Cartographic generalisation; transport network; database; levels of detail; geographic information system; GIS; FME; Kartografisk generalisering; vägnät; databas; detaljnivå; geografiska informationssystem; GIS; FME;

    Abstract : When creating a map, the amount of data and which geographical information chosen to bepresented are decided based on the purpose of the map. Trafikverket is responsible for theNational Road Database that is a reference road network with a large amount of dataconnected to it. READ MORE