Sökning: "scientific environment"

Visar resultat 21 - 25 av 8340 avhandlingar innehållade orden scientific environment.

  1. 21. Exploring changes of conceptions, values and beliefs concerning the environment : A longitudinal study of upper secondary school students in business and economics education

    Författare :Caroline Ignell; Shu-Nu Chang Rundgren; Cecilia Lundholm; Peter Davies; Jeppe Læssøe; Stockholms universitet; []
    Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; environment; sustainability; interdisciplinary; longitudinal study; conceptual change; prices; externalities; values-beliefs-norms; climate change solutions; upper secondary school students; business and economics education; pedagogik; Education;

    Sammanfattning : This thesis examines students’ understanding of economic aspects of global environmental problems. The first aim is to identify and characterise changes in business and economics students’ conceptions of negative environmental effects and pricing goods and services. LÄS MER

  3. 22. Aviation and the Environment- Evaluation of High Propulsive Efficiency Engines

    Författare :Linda Larsson; Chalmers tekniska högskola; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Aircraft engine; Environment; Open rotor; Turbofan; Aviation;

    Sammanfattning : There has been more than a tenfold increase in passenger kilometers traveled over the last 40 years. The highest rate of growth today is in developing countries such as China and India. These countries also have the two largest populations in the world. LÄS MER

  4. 23. Industrial Application of Sulfur Concrete An Environment-friendly Construction Material

    Författare :Amon Raphael Makenya; KTH; []
    Nyckelord :Sulfur binder; Chempruf modifyer; Sulfur Concrete SC ; Durability; SC market survey; SC Applications; Environment.;

    Sammanfattning : Sulfur Concrete (SC) is a thermoplastic constructionmaterial, of mineral aggregates and modified sulfur as binder.Elemental sulfur has now a low smelting point (120oC) and appears in two solid allotropic forms,separated by considerable contraction. Hence, the need formodification to delay the transition. LÄS MER

  5. 24. Urban and Rural Environments from Iron Age to Medieval time in Northern Europe : Evidence from Fossil Insect Remains from South-Eastern Sweden and Novgorod, Russia

    Författare :Magnus Hellqvist; Högskolan Dalarna; []
    Nyckelord :Late Holocene; Iron Age; Medieval time; subfossil insects; Coleoptera; environment; climate; human environment; taphonomy; south-eastern Sweden; Novgorod; Miljöhistoriska studier av förhistoriska bosättningar i Mälardalsregionen;

    Sammanfattning : .... LÄS MER

  7. 25. Vetenskapen och miljöproblemen. En expertsociologisk studie : Science and the Environment: A Study of the Sociology of Expertise

    Författare :Göran Sundqvist; Göteborgs universitet; []
    Nyckelord :Sociology of Knowledge; Sociology of Science; Scientific expertise; scientific controversies; environmental problems; Émile Durkheim; ritual action; grid group analysis; risk perception;

    Sammanfattning : The point of departure for this study is the understanding that environmental problems are defined by people within specific social contexts. As environ¬mental problems are of their nature research dependent, the scientific expertise exerts a great influence over how environmental problems are defined and envi¬ronmental protection is managed. LÄS MER