157 uppsatser · sida 3 av 11
… with the giant tree.(Levenskog, 2007) Giant trees are important for biodiversity in the landscape and there are important habitats for different insects, birds, bats, lichens and funguses. (Levenskog, 2007) The inventory was divided into three different parts. The first part of …
påverkan av dispens från sexveckorsregeln samt skogsägares kunskap, tankar och åsikter
… in connection with regeneration felling are important in order to promote biodiversity. Inventories carried out by the Swedish Forest Agency, however, show that about 25 % of the felled area does not reach the level of the Forestry Act, regarding general conservation measures …
Det svenska kulturlandskapet har förändrats radikalt under de senaste 200 åren från ett varierat och heterogent landskap till ett mer monotont, homogeniserat landskap som följd av att olika former av mänskligt resursutnyttjande har effektiviserats. Detta har lett till en …
en jämförelse av habitatkvaliteter för vedlevande lavar och mossor
A high amount of dead wood is one of the most important prerequisites for high biodiversity on forest land in Sweden. Dead wood is most abundant in young forests, thinned forests, woodland key habitats and protected forest land. In old-growth forests most of the dead wood …
… sylvestris) create homogenized forests. This decreases nature’s potential for biodiversity and might threaten species in need of different types of milieu. The main purpose of this study was to investigate how important older pine trees are for biodiversity. In the Hall-Hangvar …
… carbon absorption, allergies and the importance for animals.I explain the word biodiversity and the importance of biological diversity and dispersal in urban areas. Termsof biological dispersal are illustrated and explained together with different theories of urban …
… forest is also important for recreation, hunting, out-door life and conserving biodiversity. The Swedish Forest Act has two equally important objectives, production and environmental protection. Polytax is the Swedish Forest Agency´s inventory programme which monitors progress …
… conducted in a manner aiming at equating the production objectives and the biodiversity. To ensure that biodiversity is maintained, patches that are considered to be valuable now or in the future is saved in final fellings. How the tree retention areas will grow into the future …
… to take extra care of the outdoor recreation interests, as well as forest biodiversity, but at the same time use the area for forestry. This study discusses how these three interests, recreation, biodiversity and forestry, differ in their views of how a forest should be managed …
En jämförande studie från dal till topp i ett nordligt och sydligt svenskt fjäll
… zone above the forest boundary. The lower elevation zone indicated a higher biodiversity for birds compared to the upper elevation zone. Bird species composition varied between the two study sites. Five species that had been observed in the Kebnekaise mountains where not found …
Hållbar konsumtion : Ett försök att integrera den svenska konsumtionens globala miljöpåverkan med miljömålssystemet
… fields: climate, air, water, land and chemicals. The impacton humans and the biodiversity was also discussed, as well as differences between how men and women affect the environment and get affected when the environment changes. Chosen methods for calculating the impact had to …
… and habitats with high conservation value is an important step in preserving biodiversity and increasing the chances of survival for the species considered sensitive to forestry. In order to improve the consideration of nature and thereby increase the chances of species survival …
… of food as in conventional farming, leading to deforestation and loss of biodiversity. As for climate change, the critics claim that the significantly higher productivity in conventional crop production compared to organic, releases surplus land, which could be used for bio-fuel …
livestock grazing around summer farms in Jämtland, boreal Sweden 1800-2011
… affect their environment, and grazed forests generally contain a higher biodiversity than an ungrazed forest. The overall aim of this thesis is to understand the impact of livestock grazing on a northern forest ecosystem over a long time period. The studied system is the parish …
Stridsfordons påverkan på olika naturtyper i militära övningsområden
… thesis explains through litterateur and field studies the reason to the rich biodiversity often found at military training sites. The training sites and firing ranges of Skövde garrison were used as an example to show how the disturbances affect the environment. The study shows …
