This master thesis analyses the need and the purpose of pedestrian areas (PA), their significance for the environment, social sphere and for the system of communication. Main problems, related to increasing urban traffic and congestion are described and impact on the quality of city life is identified. Possibilities for development of pedestrian area in modern cities; social, economical, ecological effect of PA. Main issues (Physical and Functional Qualities; Sociability and Public Life; Human comfort and Needs), emerging in the course of planning new PA and analyzing existing ones, evaluation of their quality and success are reviewed. On the base of posed criteria, analyze is done as regards main pedestrian territories of biggest cities` centers (Vilnius, Kaunas), proposals are made. After the analyze of theoretical and practical aspects of PA development is done, the conclusions and proposals of the thesis are provided. The thesis consists of 6 parts: introduction, automobilization in cities, PA, pedestrian areas in Lithuanian cities` centers, conclusions and proposals, list of literature. The volume of the thesis is 105 pages of text, 22 pictures, 82 bibliography sources. Appendix to the thesis are included.

The subject of the work is Sustaqinable transportation system in Klaipeda city. The work covers the analysis of the importance of the transportation system in Klaipeda city in the context of global transportation system in Lithuania and EU. It provides with a number of soliutions corresponding to the provisions of White Paper on European Transport policy for 2010 and designed to achieve the sustainability of the existing transportation system. The progressive management of the transportation system invoking strategies and principles of the sustainable policy is proposed as one of the main soliutions for sustainable transportation. The establishment of a unified automatic ticketing system and an innovative transport mode is also proposed for the optimization of the operation of public transport in Klaipeda city. The work includes the research on the formation and the structure of parking places in the central part of Klaipeda city. The action plan and detailed, feasible solutions are proposed for the systematic development of the parking places. Sustainabgle transportation system in Klaipeda city is shaped with a view of creating proper conditions for both society and environment, harmonizing their interaction, and proposing strategy of sustainable transportation system suitable for unique surroundings of the city.