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Found 3 essays matching the above criteria.

  1. 1. Spatial distribution of persistent organic pollutants (POPs) in sediments contaminated by fiber material from pulp and paper industries

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

    Author : Gabriel Dupaul; [2018]
    Keywords : PCB; DDT; HCB; fiberbank; fiber-rich sediment; sediment; Sweden; Västernorrland; Ångermanälven; Gulf of Bothnia; Baltic sea;

    Abstract : Sweden has had a long history of forestry activities together with pulp and paper operations. Historical discharges of organic-rich wastewater from pulp and paper factories have resulted in formation of large fiberbanks on the seafloor, which lately have been found to be contaminated with persistent organic pollutants (POPs). READ MORE

  3. 2. Spreading of persistent organic pollutants from fiber bank sediments

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

    Author : Lisa Vogel; [2015]
    Keywords : persistent organic pollutants; PCB; DDT; HCB; fiber bank; paper and pulp; POM; log Kd; bioaccumulation; pore water concentration; Marenzelleria spp.; Saduria entomon;

    Abstract : Discharge of untreated wastewater from paper and pulp industries have led to large environmental impacts on the coastal sediments in Västernorrland, Sweden. Dissolved fibers caused the formation of large fiber banks and fiber influenced sediment areas, which proved to be highly affected by contamination with persistent organic pollutants (POPs). READ MORE

  4. 3. Pesticide use in rice cultivation in Tarapoto, Peru : pesticide residues in blood of farmers, usage behaviour, and health care practices

    University essay from SLU/Dept. of Environmental Assessment

    Author : Gun Lange; [2006]
    Keywords : pesticide residues; human blood; GC-ECD; p; p-DDE; pentachloroanisole; rice; bag-pack sprayer; handle of pesticides; treating poisoning due to pesticides; Tarapoto; Peru;

    Abstract : A study of the pesticide use in the rice cultivation in Tarapoto, the largest town in the department of San Martin situated in the northeast part of Peru, was performed. In Tarapoto, an irrigation canal was built in the 1980s, which gave the farmers the prerequisite to cultivate irrigated rice. READ MORE