Search for dissertations about: "Peru"

Showing result 21 - 24 of 24 swedish dissertations containing the word Peru.

  2. 21. Models for the Procurement of Subsidized Air Services : Conventional Aircraft and the Adoption of Electric Aircraft

    Author : Alan Kinene; Tobias Andersson Granberg; Clas Rydergren; Valentin Polishchuk; Jesper Larsen; Linköpings universitet; []
    Keywords : SAMHÄLLSVETENSKAP; SOCIAL SCIENCES;

    Abstract : In liberalized air transportation markets, governments often adopt subsidy schemes through which they ensure air services along routes that are deemed commercially non-viable but economically and socially essential. The objective of these subsidized air service routes is to ensure a minimum level of services to outlying communities or remote regions that are difficult to access—by other modes of transportation—from the capital, other main cities or a hub airport yet can not be served commercially due to thin demand. READ MORE

  4. 22. Environmental Effects of Agricultural Expansion in the Upper Amazon : A study of river basin geochemistry and hydrochemistry, and farmers' perceptions

    Author : Lina Lindell; Mats Åström; Marianne Henningsson; Pasi Peltola; Tommy Claesson; Michael E McClain; Linnéuniversitetet; []
    Keywords : tropical humid forest; deforestation; land-use change; slash-and-burn agriculture; spatial variation; vertical distribution; multielement analysis; sustainable development; rural livelihoods; bosque húmedo tropical; deforestación; cambios de uso de la tierra; agricultura de tala y quema; variabilidad espacial; distribución vertical; análisis multielemental; desarrollo sostenible; cambio climático; sustentos rurales; Miljövetenskap; Environmental Science;

    Abstract : In this thesis natural science is combined with environmental psychology in order to determine how deforestation and subsequent agricultural expansion in the Peruvian highland jungle has affected the natural environment and rural livelihoods. This region is part of one of the most biodiverse areas on Earth and is also exposed to high pressure from deforestation that threatens the ecosystems as well as the well-being of local populations. READ MORE

  5. 23. Response of Bolivian Altiplano Lakes to Seasonal and Annual Climate Variations

    Author : Ramiro Pillco; Avdelningen för Teknisk vattenresurslära; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; ENSO; terminal lake; bathymetry; lake level; water balance; lake routing; paleolakes; climate change; precipitation pattern; intermittent rivers.; Desaguadero River; Lake Titicaca; Lake Poopó;

    Abstract : The Bolivian Altiplano is situated between two mountain ranges, the western and eastern central Andes in South America. It has two major lakes, Lake Titicaca to the north, and Lake Poopó to the south, which both are important for the nature as well as for the living conditions on the Altiplano. The two lakes are the remnants of large paleolakes. READ MORE

  6. 24. Lead exposure in indigenous children of the Peruvian Amazon : seeking the hidden source,venturing into participatory research

    Author : Cynthia Anticona Huaynate; Miguel San Sebastian; Ingvar Bergdahl; Mary Jean Brown; Umeå universitet; []
    Keywords : MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; lead exposure; children; indigenous; Corrientes river; participatory research; Peruvian Amazon; Public health; folkhälsa;

    Abstract : Introduction. In 2006, a Peruvian environmental agency reported the presence of elevated blood lead levels (BLLs) in indigenous communities of the Corrientes river basin. This is a territory in the Peruvian Amazon where oil activity has been associated with serious environmental effects, with impact on an ongoing social conflict. READ MORE