Sökning: "trend"

Visar resultat 1 - 5 av 1622 avhandlingar innehållade ordet trend.

1. 1. Changes of evapotranspiration and water cycle in China during the past decades

   Författare :Ge Gao; Göteborgs universitet; []
   Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; Potential evapotranspiration; Actual evapotranspiration; Spatial and temporal characteristic; Trend; Controlling factors; Water cycle; Thornthwaite water balance; China;

   Sammanfattning : Evapotranspiration is the second largest quantity in the water cycle and an important indicator for climate changes. Accurate estimations and better understanding of evapotranspiration are required in hydrologic studies and water resources modelling under stationary and changing climate conditions. LÄS MER

3. 2. Mellan akademi och lärarprofession : integrering av vetenskapliga och professionella mål för lärarutbildningens examensarbeten

   Författare :Anders Råde; Ulrika Haake; Kent Löfgren; Martin Stigmar; Umeå universitet; []
   Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Academic trend; higher education; horizontal discourse; practice trend; vertical discourse; Education; pedagogik;

   Sammanfattning : The aim of this thesis is to study the relationship between the overall academic and profession-oriented goals for the degree project in Swedish teacher education. The methodology includes analyses of 26 syllabi, reviews of 33 scientific papers, interviews with 24 supervisors and analyses of 84 published degree projects. LÄS MER

4. 3. Epidemiology of asthma in primary school children

   Författare :Anders Bjerg Bäcklund; Eva Rönmark; Bo Lundbäck; Thomas Sandström; Giovanni Viegi; Umeå universitet; []
   Nyckelord :MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; Asthma; wheeze; child; allergic sensitisation; prevalence; remission; risk factor; trend; Lung diseases; Lungsjukdomar;

   Sammanfattning : Background: Childhood asthma has increased worldwide, although recent studies report a prevalence plateau in some western countries.Aims: To investigate the prevalence of asthma and the associated risk factor patterns from ages 7-8 to 11-12 with special emphasis on the hereditary component, and further to study prevalence trends at age 7-8 from 1996 to 2006 and the possible determinants of these trends. LÄS MER

5. 4. Validation and time series analysis of global stratospheric data sets

   Författare :Ashley Jones; Chalmers tekniska högskola; []
   Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; OSIRIS; MIPAS; remote sensing; data assimilation; Trend; stratosphere; ozone; linear regression; Odin; validation;

   Sammanfattning : The depletion of ozone from the stratosphere and the impact of global warming have been identified as phenomena caused as a result of anthropogenic activity. Scientists are thus trying to find quicker and more reliable ways to analyse these environmental problems. LÄS MER

7. 5. CHILDREN BORN PREMATURELY. Their fathers' experiences and trends in mortality and morbidity during a ten-year period

   Författare :Pia Lundqvist; Institutionen för hälsovetenskaper; []
   Nyckelord :MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; Preterm infant; mother; father; parents; experience; NICU; trend; morbidity; mortality;

   Sammanfattning : The overall aim of this thesis was to elucidate fathers’ experience of becoming parents of a pretermborn infant as well as their experience in the years after their infant’s birth. A further aim was to describe the context of neonatal care by investigating trends in outcome during a ten-year period in the southern region of Sweden. LÄS MER