Essays about: "Ecological"

Showing result 26 - 30 of 2203 essays containing the word Ecological.

  1. 26. Hyperspectral and multispectral satellite data analysis of nitrogen in grazed and ungrazed tundra in Långfjället, Sweden

    University essay from Göteborgs universitet/Institutionen för geovetenskaper

    Author : Emma Dahlstedt; [2023-08-18]
    Keywords : Hyperspectral imaging; Imaging spectroscopy; Nitrogen; Reindeer; Herbivory; Tundra; Grazing;

    Abstract : Reindeer are a keystone species in the circumpolar north, where they hold great cultural and ecological importance. Continued climate change threatens the long-term sustainability of reindeer husbandry. Reindeer can affect the tundra landscape, influencing the soil nutrient cycling, including the soil nitrogen availability. READ MORE

  3. 27. If Trees Could Talk - Dendrochemistry, a Promising Method for Understanding Pollution History

    University essay from Göteborgs universitet/Institutionen för geovetenskaper

    Author : Jonatan Uusitalo; [2023-08-17]
    Keywords : ;

    Abstract : Heavy metal pollution presents a significant environmental challenge in the Anthropocene era, and understanding pollution history is crucial to address historical pollution and implementing effective mitigation measures. This study stands among a few comprehensive dendrochemical investigations that utilized an extensive dataset and energy dispersive X-ray fluorescence (EDXRF) technique to reconstruct the contamination history of As, Cd, Cu, Ni, Pb, and Zn, with a focus on Cu. READ MORE

  4. 28. Principals’ and teachers’ experience and strategies in handling student violence in secondary schools: Examples from Sweden.

    University essay from Göteborgs universitet/Institutionen för pedagogik och specialpedagogik

    Author : Hubert Nkongchu Njicha; [2023-08-07]
    Keywords : student violence; violent behaviour; secondary schools; principals; teachers;

    Abstract : This study examines principals’ and teachers’ experiences in dealing with school violence in Sweden. Threats and violence in Swedish schools increased fivefold between 2013 and 2017, according to Sveriges Television. Statistics from the Work Environment Agency also revealed that school violence and threats have increased. READ MORE

  5. 29. Key challenges in SFI education: teacher’s perspectives

    University essay from Göteborgs universitet/Institutionen för pedagogik och specialpedagogik

    Author : Fatemeh Heravi; [2023-07-04]
    Keywords : Swedish for immigrants; marketisation; SFI; procurement; Teachers’ challenges; public policy;

    Abstract : Aim: The study aims at investigating SFI teachers’ perspectives about different types of challenges they confront with, and the impact that perceived challenges have on teachers’ practices in Gothenburg, Sweden. Theory: Socio-ecological framework was used to comprehend how multiple factors at various levels affect the teachers work and their practices as well. READ MORE

  6. 30. The Valeriana officinalis aggregate in Sweden. A preliminary study.

    University essay from Göteborgs universitet / Institutionen för biologi och miljövetenskap

    Author : Daniel Bäck; [2023-06-30]
    Keywords : ;

    Abstract : Common valerian (Valeriana officinalis L.) is a species of flowering plants native to Europe, the roots of which have been used in folk medicine for centuries. But due to high diversity in morphology and chromosome numbers, different populations in V. READ MORE