358 uppsatser · sida 8 av 24
hur påverkas lantbruksföretagens ekonomi och produktionsinriktning?
… on green house gas emissions is introduced. Gases included in this study are carbon dioxide, methane and nitrous oxide. A literature review is carried out to obtain data on emission factors from agricultural activities. The two case-study farms in this study represent crop …
en del av lösningen på koldioxidproblematiken?
… (ET) is what this report is about. The report starts with a description of carbon dioxide and it’s effect on the environment, thereafter comes a background review of the national agreements who lies as a ground to the implementation of emission trading as a management control …
Studie av koldioxidgradienter i havets ytskikt Sofia Söderholm Denna studie bygger på ett nyligen utvecklat instrument som har mätt koldioxidkoncentrationer på tre olika djup i vattnet samt en nivå i luften. Då detta instrument var oprövat i vatten har en utvärdering av …
… One way to once again drive development forward while making motor sports carbon-neutral is to run the race cars on hydrogen. In this thesis, the goal is to convert a spark ignition engine for hydrogen operation. The basis for the hydrogen conversion is the current situation …
Undersökning av inneklimatet vån. G4 stadshuset samt kontor på Ånghammargatan
… of the different spaces we used three different instruments. A sound meter, a carbon dioxide meter and a comfort meter which measures, operating temperature, humidity and air velocity. All measurements were made during an hour interval with at least one person in the room. We …
… seals separation between the retarder and transmission. It has been found that carbon residue formation may occur between retarder axle and seal lips with, in some cases, leakage as a result. We have in this thesis tried to explain the phenomenon of carbon residue, how it is …
På senare år har en ny trend inom miljöarbetet uppstått. Istället för att bara vara miljövänliga tar vissa företag och organisationer det hela ett steg längre och klimatkompenserar för de utsläpp de har. Företag som klimatkompenserar hävdar att de gör allt de kan för att först …
… few years the threat against the environment and especially the emissions of carbon dioxide has become increasingly debated. The government have set up a goal to lower the emissions of carbon dioxide with 40 percent until 2020 compared to the level in 1990. The emissions in the …
… can give an extra value for example by, local disposal of stormwater, reducing carbon dioxide and benefits to wildlife.A list of trees for present and future urban areas in the Stockholm region has been created. The list contains the parameters which describe the characteristics …
… our expensive nutrients in a more efficient way, besides this the algae are carbon dioxide neutral since their carbon source can be supplied by the atmosphere and the additional energy required can be supplied by algal oil or other renewable sources. Constructing a small …
från kvarterspark till stadsdelspark
… our expensive nutrients in a more efficient way, besides this the algae are carbon dioxide neutral since their carbon source can be supplied by the atmosphere and the additional energy required can be supplied by algal oil or other renewable sources. Constructing a small …
ett småskaligt försök
… our expensive nutrients in a more efficient way, besides this the algae are carbon dioxide neutral since their carbon source can be supplied by the atmosphere and the additional energy required can be supplied by algal oil or other renewable sources. Constructing a small …
ett nytt element i bebyggd miljö?
… values” in this paper. Example of these could be the reduced discharge of carbon dioxide or the commercial values for the developer.The paper handles further the concept of landscape and cityscape, the latter being mentioned numerous times in the discussions. The version of the …
evaluation of methods, microbial activity and agronomic implications
… extracted from the respiration curves including (1) the utilization rate of carbon, (2) the time of respiration peak, (3) the height and (4) the slope of that peak and finally (5) the initial respiration rate. Practical difficulties with the experiment, mostly due to different …
Idag är det få som motsäger sig att människan är ansvarig för de klimatförändringar vi börjat uppleva. Globala överenskommelser visar sig vara svåra att formulera men regioner såsom EU har infört handeln med utsläppsrätter och allt fler enskilda nationer och verksamheter sätter …
