Essays about: "contact erosion"

Showing result 6 - 10 of 14 essays containing the words contact erosion.

  1. 6. Internal erosion in the pervious foundation of an embankment dam : A case study on the Lossen dam

    University essay from KTH/Vattendragsteknik

    Author : Gabriella Molinder; [2016]
    Keywords : seepage; internal erosion; suffusion; contact erosion; embankment dams;

    Abstract : The Lossen dam is an embankment dam in the Swedish river Ljusnan. The dam is founded on thick layers of stratified glaciofluvial sediments and till. Ever since construction, there have been problems with high pore pressures, large seepage flows and springs downstream of the right part of the dam. READ MORE

  3. 7. Ruminants´production within agroforestry systems in rural Rwanda : production benefits and problems

    University essay from SLU/Dept. of Animal Nutrition and Management

    Author : Pernilla Olsson; [2012]
    Keywords : Agroforestry; Ruminants; Cows; Rwanda; East Africa; Milk production; Rural; Small-scale;

    Abstract : Intercropping involving trees is called agroforestry and makes it possible to get higher production for every area unit. The trees can function as food, fodder, fuel, medicine; prevent mark erosion and much more. Agroforestry can also be combined with animal husbandry. READ MORE

  4. 8. The Exercise of Power through Creation of Knowledge: A Narrative of Environmental Change During Colonization in Kiambu, Kenya

    University essay from Institutionen för geovetenskaper

    Author : Kristin Follis; [2012]
    Keywords : environmental narratives; colonization; soil erosion; Kenya; knowledge power; sustainable development;

    Abstract : Ongoing environmental change is one of the greatest barriers facing programs and policies aiming to achieve sustainable development today. While the concept of sustainable development is relatively new, the threat of environmental change is not. READ MORE

  5. 9. A sedimentological and stratigraphical study of Weichselian sediments in the Tvärkroken gravel pit, Idre, west-central Sweden

    University essay from Lunds universitet/Geologiska institutionen

    Author : Johanna Anjar; [2008]
    Keywords : Dalarna; interstadial; glaciolacustrine; braided river; till; glacilakustrin; flätflod; morän; Earth and Environmental Sciences;

    Abstract : A detailed sedimentological study was made on six section walls in the Tvärkroken gravel pit, Idre, west-central Sweden. Based on sediment characteristics, three sedimentary units, units 1-3, were identified. The lowest unit, unit 1, was formed by deposition from sediment-loaded underflows into a stagnant basin. READ MORE

  6. 10. A reconstruction of subglacial processes based on a classification of erosional forms at Ramsvikslandet, SW Sweden

    University essay from Lunds universitet/Geologiska institutionen

    Author : Barbro Noresten; [2008]
    Keywords : glacial erosion; subglacial processes; p-forms; roches moutonnées; Bohuslän; subglaciala processer; p-former; rundhällar; Earth and Environmental Sciences;

    Abstract : Ramsvikslandet on the Swedish west coast is characterized by exposed bedrock hills with numerous glacial erosional forms. Previous research in the area has mostly focused on individual forms and their relation to the larger forms, such as roches moutonnées. READ MORE