Essays about: "surface runoff"

Showing result 36 - 40 of 111 essays containing the words surface runoff.

  1. 36. Effects of afforestation and crop systems on the water balance in the highlands of Ethiopia

    University essay from SLU/Dept. of Soil and Environment

    Author : Rebecca Naomi Ter Borg; [2020]
    Keywords : Acacia decurrens; landscape water balance; sediment yield; soil and water conservation; SWAT modelling; water balance partitioning;

    Abstract : In the Upper Blue Nile Basin land use is rapidly changing due to agricultural development and intensification with potential effects on the water availability both up- and downstream. This study is aimed to explore the impact of agricultural land use change on a landscape water balance. READ MORE

  3. 37. Impact of different catchments on the Brownification of Lake Bolmen

    University essay from Högskolan i Halmstad/Akademin för ekonomi, teknik och naturvetenskap

    Author : Kaela Chileshe; [2020]
    Keywords : Brownification; dissolved organic carbon DOC ; Iron Fe ; water colour; landscapes; climate change;

    Abstract : Increased DOC and Fe concentrations from terrestrial landscapes has led to the browning of boreal surface waters. The negative societal and ecological impacts of brownification are increased cost of water purification, increased presences of algae and cyanobacteria, loss of ecosystem services and reduced recreational value. READ MORE

  4. 38. Flow pattern analysis of a Surface Flow Constructed Wetland : Treating surface runoff and landfill leachate water from the Löt waste management site

    University essay from KTH/Hållbar utveckling, miljövetenskap och teknik

    Author : Max-Bernhard Alm; [2020]
    Keywords : Surface flow constructed wetland; flow pattern analysis; numerical model;

    Abstract : The waste management and recycling company, Söderhalls Renhållningsverk (SÖRAB) have constructed a surface flow wetland in order to treat surface runoff from the waste management site, Löt. The contaminated water passes several treatment steps until it reaches the wetland and a subsequent soil infiltration step. READ MORE

  5. 39. Nitrogen runoff, constructed wetlands and the effect on catch of fish in the Öresund strait

    University essay from Lunds universitet/Miljövetenskaplig utbildning

    Author : Saga Hedstigen Sundblad; [2020]
    Keywords : seafloor oxygen demand; fish catch; constructed wetland; Earth and Environmental Sciences;

    Abstract : Eutrophication and low dissolved oxygen levels are spreading all over the world, causing changes in fish distribution and decline in fish abundance and catch of fish. This study assesses the current nitrogen (N) surface runoff to the Öresund strait, the seafloor oxygen demand it cause, the subsequent effect on fish catch, and the constructed wetland area needed to retain current N loads. READ MORE

  6. 40. Växtval för regnbäddar : en gestaltning för en regnbädd i Rosendal, Uppsala

    University essay from SLU/Dept. of Urban and Rural Development

    Author : Ellen Bergenfeldt; [2020]
    Keywords : regnbäddar; växtval; dagvattenbädd; dagvatten; ekosystemtjänster; Rosendal;

    Abstract : En av de funktioner grönytor fyller är att ta hand om och infiltrera vatten. När städer i världen växer, ökar mängden hårdgjorda ytor. Det innebär att avrinningen blir större och därmed även mängden dagvatten som behöver tas omhand. På grund av klimatförändringarna förväntas dessutom nederbörden stundtals bli mer intensiv. READ MORE