Sökning: "Pollution sources"

Visar resultat 11 - 15 av 175 avhandlingar innehållade orden Pollution sources.

  1. 11. Studies of aerosol particle formation from various sources using ion and electron beam analytical techniques

    Författare :Arash Gharibi; Fysiska institutionen; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; GUPIX; TEM; SEM; EDX; biomass combustion; traffic; road; jet droplets; film droplets; Physics; Nuclear physics; Fysik; Kärnfysik; pollution control; Environmental technology; Aerosol particles; PIXE; sources emission; tire; Arctic; Miljöteknik; kontroll av utsläpp; Fysicumarkivet A:000;

    Sammanfattning : The thesis presents the results of studies of aerosol particle formation using ion and electron beam analytical techniques. The sources of aerosol particle formation studied are the following: 1. production of primary aerosol particles in the high Arctic region during summers 2. LÄS MER

  3. 12. Patronage, Politics and Pollution : precarious NGO-state relationships : urban environmental issues in south India

    Författare :Håkan Tropp; Linköpings universitet; []
    Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; INTERDISCIPLINARY RESEARCH AREAS; TVÄRVETENSKAPLIGA FORSKNINGSOMRÅDEN;

    Sammanfattning : Rapid urban population growth is a striking feature for most cities in developing countries. Such demographic change, compounded by political power structures, industrialisation and culture, pose big institutional challenges in coping with urban environments. LÄS MER

  4. 13. Health effects of air pollution in Iceland : respiratory health in volcanic environments

    Författare :Hanne Krage Carlsen; Anna Oudin; Thorarinn Gislason; Kadri Meister; Bertil Forsberg; Gunilla Wieslander; Umeå universitet; []
    Nyckelord :MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; Respiratory health; air pollution; volcanic ash; epidemiology; hydrogen sulfide.; Epidemiology; epidemiologi; folkhälsa; Public health;

    Sammanfattning : Air pollution has adverse effects on human health. The respiratory system is the most exposed and short-term changes in air pollution levels have been associated with worsening of asthma symptoms and increased rates of heart attacks and stroke. Air pollution in cities due to traffic is the major concern, as many people are exposed. LÄS MER

  5. 14. Polycyclic aromatic hydrocarbons in exhaust emissions from mobile sources : sampling and determination

    Författare :Anders Christensen; Stockholms universitet; []
    Nyckelord :Air Pollution; Luftföroreningar;

    Sammanfattning : .... LÄS MER

  7. 15. Nonpoint source water pollution management : Monitoring, assessment and wetland treatment

    Författare :Lorin Reinelt; Linköpings universitet; []
    Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; INTERDISCIPLINARY RESEARCH AREAS; TVÄRVETENSKAPLIGA FORSKNINGSOMRÅDEN;

    Sammanfattning : The management of nonpoint (diffuse) sources of-water pollution has received increased attention during the past decade. New techniques that aid in the identification and assessment of these diffuse sources can increase the chances for success of nonpoint source control efforts. LÄS MER