Essays about: "rödlistad"

Showing result 1 - 5 of 13 essays containing the word rödlistad.

  1. 1. Pollinator communities on a landscape complexity gradient in southern Sweden

    University essay from SLU/Dept. of Ecology

    Author : Hanna Olsson; [2023]
    Keywords : pollinator; bumblebee; rough pasture; semi-natural pasture; unimproved grazing; landscape complexity;

    Abstract : Investigating how pollinator populations are affected by land use changes is crucial for predicting their persistence in the landscape and thereby the persistence of the significant service they provide to crop production. Pollinator populations are subjected to multiple threats, particularly overall intensification of cropping systems and landscape simplification. READ MORE

  3. 2. Sumatranoshörningen (Dicerorhinus sumatrensis) på gränsen till utrotning - En riskanalys

    University essay from Lunds universitet/Miljövetenskaplig utbildning

    Author : Amanda Gagné; [2021]
    Keywords : Sumatran rhinoceros; risk assessment; threats; conservation; Indonesia; Earth and Environmental Sciences;

    Abstract : The critically endangered Sumatran rhinoceros (Dicerorhinus sumatrensis) has, due to previous hunting and habitat loss, diminished to a few non-viable and fragmented populations. Despite a relatively large amount of conservation efforts during the last 30 years, numbers are still declining. READ MORE

  4. 3. Tillståndet för skogar med bombmurkla, Sarcosoma globosum, i Uppsala län

    University essay from SLU/Dept. of Forest Mycology and Plant Pathology

    Author : Josefine Kyhlström Blomqvist; [2020]
    Keywords : bombmurkla; Sarcosoma globosum; fridlyst art; inventering; skogstillstånd; skyddad skog; granbarkborre; Uppsala län;

    Abstract : Bombmurklan, Sarcosoma globosum, är en skålsvamp som normalt växer under vårvintern i barrmatta samt i mossvegetation i äldre granskogar på väldränerad mark. I södra och mellersta Sverige förekommer arten ofta i blockig terräng på moränmark eller i sluttningar. READ MORE

  5. 4. Regionala skillnader i nyckelbiotopers biodiversitet : med avseende på mängd död ved och artantal

    University essay from SLU/Dept. of Wildlife, Fish and Environmental Studies

    Author : Eric Lundqvist; Britta Sterner; [2019]
    Keywords : skogshistoria; ; signalart; rödlistad signalart; biodiversitet; regionalisering;

    Abstract : Den svenska skogen har genomgått en stor förändring de senaste århundradena av en markanvändning som startade tidigare och var mer intensiv i södra Sverige än i norra. De skogar som tidigare var naturliga och variationsrika är nu omvandlade till enskiktade produktionsskogar. READ MORE

  6. 5. Clearcutting and the breeding productivity of golden eagles (Aquila chrysaetos) in Västerbotten County

    University essay from SLU/Dept. of Wildlife, Fish and Environmental Studies

    Author : Amanda Trulsson; [2019]
    Keywords : forestry; breeding productivity; breeding success; nestlings; breeding core home range; breeding core area;

    Abstract : The golden eagle (Aquila chrysaetos) is red-listed as near threatened in Sweden, but there are many basic ecological and demographical parameters important for successful management and conservation that are unknown for the Swedish golden eagle population. Forestry, and especially clearcutting (or final cutting/felling or regeneration cutting/felling), the most common harvesting system in Sweden since the 1950’s, are likely important factors affecting the Swedish golden eagle population, but exactly how is largely unknown. READ MORE