The Swedish Embassy, in cooperation with the Swedish Environmental Secretariat for Asia in Bangkok (SENSA), the Swedish Business Association in Jakarta (SBA) and the Indonesian State Ministry of Environment, will organize a seminar on the subject : "Urban challenges: Sustainable Cities - Challenges for Indonesia and Sweden", in Jakarta on April 24, 2008, ANTARA reported. The need for a sustainable and holistic approach to urban planning will be the focus of the seminar, the embassy of Sweden in Jakarta said on its website. This will include an introduction to the concept of "Symbio City", building on the sustainable city concept. A multi-disciplinary approach will identify and combine energy, waste management, water supply and sanitation, traffic and transport, landscape planning, architecture and other urban functions for new solutions as well as more efficient use of natural resources.