Essays about: "paleoekologi"

Found 5 essays containing the word paleoekologi.

  1. 1. Continuous Presence : A Historical Ecology of Ängesviken, Jämtland

    University essay from Uppsala universitet/Arkeologi

    Author : Petter I. Larsson; [2021]
    Keywords : Landscape archaeology; palynology; paleoecology; patchiness; niche construction; historical ecology; continuous presence; boreal forest; outland utilisation; multidisciplinary analysis; Landskapsarkeologi; skogsarkeologi; pollenanalys; historisk ekologi; Jämtland; utmarksbruk; tvärvetenskaplig analys;

    Abstract : A case study of a prehistoric site named Ängesviken, in eastern Jämtland, is presented in this thesis. Ängesviken is situated in a region that traditionally has been understood as peripheral and without a significant history prior to the Late Iron Age or even the mediaeval period. READ MORE

  3. 2. Fjädermyggspopulationer i Skandinaviska sjöar : övervakningsmetoder längs en eutrofieringsgradient

    University essay from SLU/Dept. of Aquatic Sciences and Assessment

    Author : Bella Strid; [2021]
    Keywords : fjädermygglarv; miljöövervakning; BQI;

    Abstract : Fjädermyggs akvatiska larver har sedan hundra år tillbaka använts i övervakning av miljön tack vare sin stora artvariation och känslighet för omgivningen. Ett av världens mest använda index för att bedöma en sjös ekologiska status är Benthic Quality Index (BQI) som ämnar kategorisera sjöar till en av fem nivåer (dålig till hög), vilket ska spegla hur miljön mår i sjöns tillrinningsområde. READ MORE

  4. 3. Linguliform Brachiopods from the Middle Cambrian ‘Thick’ Stephen Formation at Odaray Mountain, Canadian Rocky Mountains

    University essay from Uppsala universitet/Institutionen för geovetenskaper

    Author : Sara Saxén; [2015]
    Keywords : Brachiopoda; Lingulida; Middle Cambrian; Stephen Formation; new species; Brachiopoda; Lingulida; Mellersta kambrium; Stephenformationen; ny art;

    Abstract : The linguliform brachiopod fauna from the Stephen Formation have long been thought to be very species poor and only consist of a few genera, but new discoveries from lime-stone beds in the “thick” Stephen Formation shows that this is not the case. The species described herein, Kyrshabaktella cf. tatjanae and Ceratreta hansi sp. nov. READ MORE

  5. 4. Peat stratigraphical study of hydrological conditions at Stass Mosse, southern Sweden, and the relation to Holocene bog-pine growth

    University essay from Lunds universitet/Geologiska institutionen

    Author : Linda Adamsson; [2013]
    Keywords : tall; mosse; klimatförändringar; palaeoecology; macrofossil analysis; pines; climate change; bog; makrofossilanalys; paleoekologi; Earth and Environmental Sciences;

    Abstract : Sammanfattning: Torvhorisonter med stora mängder subfossila stubbar och rötter av tall (Pinus sylvestris) förekommer ofta i nordeuropeiska torvmossar. De visar att mossarna varit tallbevuxna under delar av Holocen. READ MORE

  6. 5. The fossil wonders of the Silurian Eramosa Lagerstätte of Canada : the jawed polychaete faunas

    University essay from Lunds universitet/Geologiska institutionen

    Author : Jesper Härling; [2012]
    Keywords : scolecodonter; polychaeter; silur; palaeobiogeography; palaeoecology; Silurian; Eramosa Lagerstätte; scolecodonts; polychaete faunas; paleoekologi; paleobiogeografi.; Earth and Environmental Sciences;

    Abstract : The Silurian Eramosa Lagerstätte in Ontario, Canada, is represented by three distinguished biotas (1 to 3) with exceptionally well preserved fossils. In this study, the jawed polychaete fauna is described and discussed for the first time, on the basis of scolecodonts and jaw apparatuses, recovered from Biota 1 and 3. READ MORE