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Showing result 1 - 5 of 154 essays matching the above criteria.

  1. 1. Systematics and the evolution of flower symmetry of Posoqueria (Rubiaceae)

    University essay from Göteborgs universitet / Institutionen för biologi och miljövetenskap

    Author : Sebastián Giraldo Gómez; [2023-06-14]
    Keywords : Posoquerieae; Cinchonoideae; Ixoroideae; Dialypetalanthoideae; Angiosperms 353; target capture; Hybpiper; Pollen Catapult Mechanism.;

    Abstract : The genus Posoqueria is a Neotropical group of shrubs and trees in the coffee family Rubiaceae. Posoqueria is phylogenetically poorly understood and presents several internal taxonomical difficulties. READ MORE

  3. 2. En grön oas mellan stad och natur : ett växtgestaltningsförslag över Triangelplatsen i Stockholm med fokus på Nigel Dunnetts metodik för naturalistiska planteringar

    University essay from SLU/Dept. of Landscape Architecture, Planning and Management (from 130101)

    Author : Gustav Stål; Matilda Petersson; [2023]
    Keywords : naturalistiska planteringar; växtmix; ; växtsamhällen; ståndort; Nigel Dunnett; växtgestaltning;

    Abstract : Urbanisering, bostadsbrist och klimatförändringar är några av de faktorer som ställer högre krav på våra städer idag. Samhällen byggs i och med detta tätare och är i ständig omvandling för att anpassa sig till de problem som städerna ställs inför. I takt med urbaniseringen begränsas utrymmen till grönytor och grönska. READ MORE

  4. 3. The effects of management practices and environmental variables on the biodiversity of Nardus grasslands in the national park Hohe Tauern, Austria

    University essay from SLU/Dept. of Ecology

    Author : Rebecca Paulina Dörner; [2023]
    Keywords : biodiversity; Nardus stricta; Nardus grassland; national park Hohe Tauern; East Tyrol; alpine pastures;

    Abstract : Introduction. A large part of the biodiversity of the Alps is linked to an interaction between the natural environment and traditional land-use practices. This study focuses on the priority habitat type of species rich Nardus grasslands (Natura 2000 Code 6230*), which is endangered, but continues to thrive in extensively managed subalpine pastures. READ MORE

  5. 4. Major forest companies and owner associations interpretation of policies and certification programs regarding riparian buffer zones

    University essay from SLU/Dept. of Forest Ecology and Management

    Author : Eric Lundström; [2023]
    Keywords : Buffer zone; Water quality; Buffer zone policy; Forestry; Policy interpretation;

    Abstract : Human intervention in forests such as clearcut forestry have a negative impact on water quality and biodiversity. To maintain water quality and its biological values a commonly used method is to leave trees and shrubs closest to the water, in so called a buffer zone. READ MORE

  6. 5. Applying LPJ-GUESS on the Arctic: A model evaluation and benchmarking study

    University essay from Lunds universitet/Institutionen för naturgeografi och ekosystemvetenskap

    Author : Margot Jeanne Knapen; [2023]
    Keywords : Physical Geography and Ecosystem Analysis; LPJ-GUESS; Arctic; FLUXNET; Gross Primary Productivity; Ecosystem Respiration; Permafrost; Active Layer Thickness; Snow Depth; Earth and Environmental Sciences;

    Abstract : Warming in the Arctic occurs at a much higher rate than the global average, which has a considerable impact on the Arctic terrestrial carbon cycle. Permafrost thawing can release substantial amounts of carbon, whilst tundra shrubification and tree-line advance, on the other hand, may compensate for this. READ MORE