Essays about: "simpson"

Showing result 1 - 5 of 22 essays containing the word simpson.

  1. 1. The Impact of Human Presence on Terrestrial Mammals in Secondary Regenerating Forest of the Peruvian Amazon

    University essay from Uppsala universitet/Institutionen för biologisk grundutbildning

    Author : Duncan Pandya; [2023]
    Keywords : Neotropics; camera traps; terrestrial mammals; human presence; species richness; diversity index;

    Abstract : Human disturbance is becoming an ever-bigger threat to biodiversity across the globe and should continue to be a field of conservation priority. Urbanisation, research and tourism put unavoidable pressure on the surrounding flora and fauna, therefore we need to gain knowledge on how to reduce future harm. READ MORE

  3. 2. Plant community responses to 15 years of nitrogen and phosphorus fertilization along an elevational gradient in the subarctic tundra

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

    Author : Gaya Ten Kate; [2023]
    Keywords : arctic tundra; climate change; fertilization; nitrogen; phosphorus; plant community composition; species richness; Simpson’s diversity; Shannon-Wiener diversity; elevational gradient;

    Abstract : Climate change in the Arctic has profound effects on tundra vegetation, directly through increasing temperatures and indirectly through changes in plant community composition and nutrient cycling. Fertilization experiments are widely used to study the effects of increased nutrient availability on arctic tundra vegetation. READ MORE

  4. 3. Restoration effects on benthic macroinvertebrate diversity and community composition in a river

    University essay from Uppsala universitet/Institutionen för biologisk grundutbildning

    Author : Fredrik Laggar; [2023]
    Keywords : Benthic invertebrates; diversity; communtiy composition;

    Abstract : Physical restoration efforts are common methods to restore running waters containingdegraded ecosystems due to anthropogenic activities such as irrigation, ditching, dammingand flood prevention. The goal is usually to restore waters to a more natural state, creatingmore physically complex habitats supporting a larger number of species of both fish andinvertebrates, hence increasing biodiversity. READ MORE

  5. 4. Ekologiska restaureringsåtgärders påverkan på unga trädplantor : bränning och luckhuggnings effekt på unga trädplantor

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

    Author : Atle Brevik Svensson; Ludwig Olofsson; [2022]
    Keywords : biodiversitet; bränning; luckhuggning; ekologisk restaurering; skogsbruk; störning; succession; trädslagsblandning; unga trädplantor;

    Abstract : Biodiversity is fundamental for a stable and functional ecosystem. However, studies have shown that biodiversity in Sweden is slowly declining due to modern forestry. This needs to be changed and ecological restoration can prevent further biodiversity loss. READ MORE

  6. 5. Perceived Values of Subscription Video on Demand Services : A multiple case study exploring perceived values’ influence on decision-making when selecting subscription video on demand services

    University essay from Jönköping University/IHH, Företagsekonomi

    Author : Felix Ekeroth; Viktor Sandoff; Dennis Oskarsson; [2021]
    Keywords : Subscription Video on Demand; Perceived Value; Attributes; Consequences; Values;

    Abstract : Background: With great developments within technology and internet provision, subscription video on demand (SVoD) has made a remarkable entrance with a competitiveness which has resulted in a shift in the television industry (Noh, 2020). The user pays a monthly fee and gets access to a platform which offers a library of content. READ MORE