Sökning: "miljö tryck"
Visar resultat 1 - 5 av 21 avhandlingar innehållade orden miljö tryck.
1. Miljöinvesteringar i svensk transportnäring : Drivkrafter och strategier
Sammanfattning : The environmental work in the Swedish transportation business was not very prioritized during the period up until 1990. If any environmental work occurred at all, it often entailed only necessary measures to meet the demands of environmental law.All this changed almost over night roundabout 1990. LÄS MER
2. Environmental Assessment of Green Chemicals - LCA of Bio-Based Chemicals Produced Using Biocatalysis
Sammanfattning : It is of at most importance that society reduces its impact on the environment. In the chemical industry the use of renewable resources will play a fundamental role in the transition to more sustainable chemical products. Also industrial biotechnology, i.e. LÄS MER
3. Försvarets elasticitet i princip och praktik. Arméns teknikförnyelse under mellankrigstiden
Sammanfattning : Det är ett grundläggande krav på dagens svenska försvar att det ska kunna anpassa sig till nya förhållanden. Här finns en parallell med mellankrigstiden (1919-1939). LÄS MER
4. On Pressure Regulation of the Middle Ear
Sammanfattning : The middle ear (ME) pressure is regulated by gas diffusion over the ME mucosa and pressure equalizations via the Eustachian tube (ET). Disturbance in the regulation of ME pressure is believed to contribute to the development of chronic ear diseases. LÄS MER
5. Early land plant spores from the Paleozoic of Sweden – taxonomy, stratigraphy and paleoenvironments
Sammanfattning : The Silurian through earliest Devonian, between ca 444 and 412 million years ago, was characterized by significant changes in global climate and environment. At that time, plants and animals had begun to expand the colonization of previous relatively desolate terrestrial landscape. LÄS MER