Essays about: "ecological modeling"

Showing result 26 - 30 of 30 essays containing the words ecological modeling.

  1. 26. Assessment of environmental flow requirements in Buzi River basin, Mozambique

    University essay from Institutionen för geovetenskaper

    Author : Lovisa Lagerblad; [2010]
    Keywords : environmental flows; environmental flow requirements; present ecological state; Buzi River basin; Desktop Reserve Model; Mozambique; miljöanpassade flöden; miljöanpassade flödesbehov; nuvarande ekologisk status; Buzi avrinningsområde; Desktop Reserve Model; Moçambique;

    Abstract : Rivers belong to the world’s most complex ecosystems but increasing demands for water are degrading rivers worldwide. The increase in human populations and activities has resulted in an intense and difficult conflict between the development of rivers as a natural resource and their function as living ecosystems. READ MORE

  3. 27. Minimum Ecologically Viable Populations : Risk assessment from a multispecies perspective

    University essay from Institutionen för fysik, kemi och biologi

    Author : Torbjörn Säterberg; [2009]
    Keywords : Ecological effective population size; extinction; minimum viable population; multispecies modeling; population viability analysis;

    Abstract : The extinction risk of threatened species has traditionally been assessed by the use of tools of Population Viability Analysis (PVA). Species interactions, however, have seldom been accounted for in PVA:s. The omission of species interactions in risk assessments may further lead to serious mistakes when setting target sizes of populations. READ MORE

  4. 28. Vegetation Change Detection in India Using MODIS Satellite Images

    University essay from Linköpings universitet/Institutionen för datavetenskap

    Author : Sashikiran Maranganti; [2009]
    Keywords : ;

    Abstract : Due to man made events and natural causes many regions are currently undergoing rapid and wide ranging changes in land cover globally including developing and developed countries. India is one of them where land use and land cover change are taking place at a rapid pace. READ MORE

  5. 29. På vandring mot handling : utbyte av perspektiv i landskapet

    University essay from SLU/Dept. Of Landscape Architecture, Planning and Management

    Author : Maria Barrdahl; Fanny Wahlqvist; [2009]
    Keywords : kooperation; dialogmetod; planeringsprocess; perspektivbyte;

    Abstract : Sustainable Development is often described as a balance between ecological, economical and social aspects. Between these exists a complicated interaction that creates conflicts in the planning of the landscape. We see a growing need for a functional interaction between values and interest and an understanding for different perspectives. READ MORE

  6. 30. The effects of managed ruminants grazing on the global carbon cycle and greenhouse gas forcing

    University essay from Lunds universitet/Institutionen för naturgeografi och ekosystemvetenskap

    Author : Jakob Lagerstedt; [2006]
    Keywords : ruminants; ecological modeling; carbon cycle; geography; physical geography; LPJ-DGVM; C ; Earth and Environmental Sciences;

    Abstract : Populärvetenskaplig sammanfattning: Kolcykeln är enkelt uttryckt den globala balansräkningen av kolets (C) förflyttning genom olika sfärer såsom mellan atmosfären och biosfären, således är kolcykeln av stor betydelse för mänsklighetens existens. Exempelvis har atmosfäriska koncentrationer av koldioxid (CO2) och metan (CH4) ökat de senaste 200 hundra åren på grund av mänskliga aktiviteter (till stor del en förflyttning av kol från olika sfärer till atmosfären direkt eller indirekt via olika mekanismer såsom t. READ MORE