33 uppsatser · sida 1 av 3
… At each site, species richness, lichen mean sensitivity value (MK), air quality index of the forest stand/sample plot (LKI) and nitrogen impact value (N) were calculated and it was tested if there was any difference between the sites. Twenty-four species were observed in total …
… done to decrease these problems and what regulations there are concerning air pollution by the means of searching the internet and using publications from aviation authorities for current figures. I chose to scrutinize authorities on political, authority and company level …
That air pollutants of different kind has impact on our climate can hardly have avoided anyone during the past years environment explosion in the media. But how is it actually with the reverse, i. e. the climate's impact on air pollutants? The aim with our degree thesis is to …
kortast, snabbasteller hälsosammast : En försöksmodell i GIS för ruttoptimering och beräknad inhalation av luftföroreningar för cykelrutter
… However, inurban areas cyclists can temporaly be exposed to high levels of air pollution, resulting inhealth risks as opposed to health benefits. The objective of this thesis is to develop a rasterbased test model in GIS that estimates theinhaled dose of air pollution for …
An Internet application, VEDAIR, for estimation of air quality in regions with small-scale combustion of bio fuel has been developed by Swedish Meteorological and Hydrological Institute with financing from Swedish Energy Agency and Swedish Environmental Protection Agency. The …
… that a retrofit liquid cooler is the way to achieve this goal. The current air cooling has high energy cost due to the high amount of power needed to power fans and heat exchangers. Using high volumes of air for cooling also leads to noise pollution. The conversion from air to …
… is dependent on the indoor climate. This report studies four schools regarding air quality and thermal environment. A survey was made at the schools as well as measurements of carbon dioxide, dampness, thermal climate and, as an indicator for the furniture’s capability to …
substance flow analysis on a regional level
… Nr. For calculation and flow charts Scania was divided into three subsystems; air, water and society. The society was divided into five sectors; agriculture/forestry/fishery, food industry/industry, household/retail/service, technical systems and transport. After that flows …
… public transport modes in Stockholm city. Both energy consumption and air pollution are compared. The chosen transport methods are car, bus and metro. Traditionally the rail industry has had environmental arguments as a strong competitive advantage when it comes to passenger …
Studies have shown that air pollution, as well as bark fissure depth and sun exposure of a tree can have an effect on lichen growth as well as abundance of lichen species. The aim of this study was to find out the relative importance of these factors. 211 oaks in south eastern …
… varied quit strongly over the entire measurement period, reflecting air masses of different degrees of pollution, mainly as a result of the diurnal rhythm of the traffics. Trajectories reveals that air masses originated in Southeastern and Eastern Europe contains higher aerosol …
samhällsekonomiskt lönsamt eller inte?
… other cities Norrköping, Motala and Örebro. The effects include for example air pollution reductions, changes in noise pollution, investment costs and increased running costs. The result shows that the investment in biogas has been profitable during the year of 2006. However, it …
… a life cycle perspective. The huge amounts of carbon dioxide released into air from human activities must be reduced to prevent serious consequences. A way to limit this issue is through performing a comparative study where the result shows which of two products with the same …
… factors that affect our work performance. The human is also affected by the air change and temperature, these factors are in most buildings possible to adjust and through this make economic savings. To find out about the indoor environment in the O-building a questionnaire was …
Stegen till att eliminera radongas med rätt Grundläggningsmetod
… essay will illustrate how to build a radon resistant house and address how the air we inhale in our homes may eventually be harmful and finally how this problem is seen globally. International studies show that radon gas in indoor air increases the risk of getting lung cancer …
