Essays about: "conservation of trees"

Showing result 1 - 5 of 137 essays containing the words conservation of trees.

  1. 1. Grandödens och andra faktorers effekt på aspens lavflora i Fiby urskog

    University essay from SLU/Dept. of Ecology

    Author : Tore Dahlberg; [2021]
    Keywords : Fiby; granbarkborre; lavar; asp; ljus;

    Abstract : Fiby urskog är sedan lång tid tillbaka känt för en stor biologisk mångfald med många hotade arter. Bland annat finns en intressant lavflora knuten till områdets gamla aspar. Under sommaren 2019 dog stora delar av områdets granar av granbarkborreangrepp. READ MORE

  2. 2. Factors influencing the white-backed woodpeckers' (Dendrocopos leucotos) choice of feeding trees in the Umeå region

    University essay from Umeå universitet/Institutionen för ekologi, miljö och geovetenskap

    Author : Elias Rankka; [2021]
    Keywords : ;

    Abstract : Saving the white-backed woodpecker (Dendrocopos leucotos) from extinction in Sweden has been an ongoing struggle for decades. Despite this, there have been remarkably few studies on the species ecology in Sweden, especially in the north. READ MORE

  3. 3. Searching for the greater Capricorn beetle : a methodological review of training dogs for a conservational purpose

    University essay from SLU/Dept. of Animal Environment and Health

    Author : Linnea Ingelsbo; [2021]
    Keywords : dog search; Cerambyx cerdo; conservation detection dog; quercus; dog behaviour; swedish oak history;

    Abstract : The Greater Capricorn beetle Cerambyx cerdo is an endangered species both in Sweden (CR) and internationally (VU). The substrate, old Oak, dropped heavily in numbers in Sweden during the 19th century, which left the beetle without suitable habitats. The only remaining population is on Öland, an island on the Swedish east coast. READ MORE

  4. 4. Effects of active and passive conservation on forest structure and bird diversity in Färna Ecopark

    University essay from SLU/School for Forest Management

    Author : Arvid Sandström; [2021]
    Keywords : biodiversity; deciduous forest; avifauna;

    Abstract : Voluntary set-asides are an important part of the conservation of forest species in Sweden. Set aside stands are either treated passively by leaving them untouched (in Swedish abbreviated as NO) or with active, often invasive maintenance (NS). READ MORE

  5. 5. Expressing ecosystem model output and Swedish forestry goals with composite indictors

    University essay from Lunds universitet/Institutionen för naturgeografi och ekosystemvetenskap

    Author : Nicolas Tarasewicz; [2021]
    Keywords : Physical Geography; Ecosystem Analysis; forest management; multifunctionality; LPJ-GUESS; ecosystem services; composite indicator; climate change; biodiversity; SDGs; Sweden; Earth and Environmental Sciences;

    Abstract : Forest ecosystems provide a wide range of services necessary for maintaining environmental health and human well-being. Ecosystem models help inform how various management strategies respond in different regions to changing climate conditions. READ MORE