Essays about: "species priority"

Showing result 16 - 20 of 43 essays containing the words species priority.

  1. 16. The Po Delta Biosphere Reserve: Management challenges and priorities deriving from anthropogenic pressure and sea level rise

    University essay from Lunds universitet/Institutionen för naturgeografi och ekosystemvetenskap

    Author : Damiano Vesentini; [2019]
    Keywords : geography; GIS; environmental pressure; water quality; nutrient accumulation; rising sea level; climate change; value for conservation; Earth and Environmental Sciences;

    Abstract : The Po Delta Biosphere Reserve is located in Northern Italy and has attained recognition by UNESCO in 2015 due to its unique natural and cultural value. The reserve covers an area of approximately 140 000 hectares, supporting a human population of 118 000, as well as a complex mosaic of ecosystems, which are found in this transitional waters landscape. READ MORE

  3. 17. Above-ground biomass estimation in boreal productive forests using Sentinel-1 data

    University essay from Stockholms universitet/Institutionen för naturgeografi

    Author : David Roc Roc; [2019]
    Keywords : synthetic aperture radar SAR ; backscatter intensity; InSAR; interferometric coherence; LIDAR; above-ground biomass; forestry;

    Abstract : Estimation of biomass has high importance for economic, ecologic and climatic reasons due to the multiple ecosystem services offered by forested landscapes. Measurements that are taken in the field incur personal and economic costs. Nevertheless, biomass surveying based on remote sensing techniques offer efficiency thanks to covering large areas. READ MORE

  4. 18. Drivers of domestic cat movement in Scotland

    University essay from Uppsala universitet/Institutionen för biologisk grundutbildning

    Author : Fiona White; [2019]
    Keywords : Domestic cat; movement; Scotland; Scottish wildcat; conservation; GPS;

    Abstract : Free-roaming domestic cats are an increasing concern for biodiversity conservation. Cats prey on wildlife, spread disease and breed with native wildcat species leading to hybridisation. It is therefore useful to know what factors influence the movement of domestic cats. READ MORE

  5. 19. Prevalence of Borrelia burgdorferi sensu latu in rodents from two areas with varying wild ungulate densities in Southern Sweden

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

    Author : Jimmy Nyman; [2017]
    Keywords : Borrelia Burgdorferi sensu lato; DNA; external oligonucleotides; infection probability; prevalence; rodents; ungulates;

    Abstract : On a global scale, zoonotic vector-borne diseases pose an increasing threat towards human health. In Europe, the haemotophagous ectoparasite sheep tick (Ixodes ricinus) acts as a pathogen vector for diseases like tick-borne encephalitis and Lyme disease with increasing annual incidences during the last decades. READ MORE

  6. 20. Taxonomisk indelning och bevarande av späckhuggaren

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

    Author : Isa Persson; [2017]
    Keywords : späckhuggare; orcinus orca; ekotyper; artindelning; bevarandebiologi; taxonomi;

    Abstract : Späckhuggaren är världens största delfin och en av havens toppredator. Trots att späckhuggaren uppvisar specialiseringar med avseende på social sammansättning, val av bytesdjur och ibland har morfologiska olikheter är den idag betraktad som en monotypisk art. READ MORE