Light pollution in urban areas - How to prevent light pollution at construction   Jakob Sjöling   Light pollution is a relatively new but rapidly growing form of pollution. Society's increasing demand for light coupled with the pace at which lighting technology evolves is accelerating that growth. The purpose of this study was to analyse how the construction industry plan and design outdoor lighting when erecting new buildings, specifically with regards to the issue of light pollution. It also investigated how local authorities work with these issues during urban planning. In both cases special interest was placed in ways to improve the planning and use of outdoor lighting in order to minimize light pollution. To this end a series of interviews were held with people in the construction industry who are involved in the planning of lighting. Interviews were also held with local officials who manages issues of lighting and the environment within the municipality of Kungsbacka, Sweden. The interviews showed that people who work with these issues were well aware that poorly planned lighting can cause glare and disturbances. They were, however, almost totally unaware of the severe danger that light at night poses to both human health and environmental stability. To remedy this, information about the risks posed by night-time lighting must be spread from the scientific community to entrepreneurs and local officials who work with lighting. There are also several areas where changes in routines can help to avoid many of the potential pitfalls threatening to cause an, otherwise good, lighting plan to fail in regards to light pollution.

The theme of this work is the building design, brand new mountain hotel with wellness services in Spindleruv Mlyn. The plot is located in a quiet part of town, near a wooded area and form a river Labe.V designed hotel is located three floors above ground level of the building is solved attic space. Roofed by a wooden roof false hip roof. Ground unsophisticated form a geometric shape, which layout is divided into sections. On the ground floor wellness facilities, a portion of the input dopňkovými with hotel services, floor is done mainly for accommodation, as well as the attic. Hotel is equipped with a slightly sloping plot in the construction of houses and other hotels. All living spaces are naturally ventilated and illuminated. The supporting structure consists Liapor system. The appearance of the hotel is in line with the surroundings.