ro and Metro Sul do Tejo in the Lisbon Metropolitan Area and Porto Metro in the Porto Metropolitan Area, each with more than 35 km (22 mi) of lines. In Portugal, Lisbon tram services have been supplied by the Companhia de Carris de Ferro de Lisboa (Carris), for over a century. In Porto, a tram network, of which only a tourist line on the shores of the Douro remain, began construction on 12 September 1895 (a first for the Iberian Peninsula). All major cities and towns have their own local urban transport network, as well as taxi services.
Science and technology
Scientific and technological research activities in Portugal are mainly conducted within a network of R&D units belonging to public universities and state-managed autonomous research institutions like the INETI – Instituto Nacional de Engenharia, Tecnologia e Inovação and the INRB – Instituto Nacional dos Recursos Biológicos. The funding and management of this research system is mainly conducted under the authority of the Ministry of Science, Technology and Higher Education (MCTES) itself and the MCTES's Fundação para a Ciência e Tecnologia (FCT). The largest R&D units of the public universities by volume of research grants and peer-reviewed publications, include biosciences research institutions like the Instituto de Medicina Molecular, the Centre for Neuroscience and Cell Biology, the IPATIMUP, the Instituto de Biologia Molecular e Celular and the Abel Salazar Biomedical Sciences Institute.
Among the largest non-state-run research institutions in Portugal are the Instituto Gulbenkian de Ciência and the Champalimaud Foundation, a neuroscience and oncology research centre, which in addition awards every year one of the highest monetary prizes of any science prize in the world. A number of both national and multinational high-tech and industrial companies, are also responsible for research and development projects. One of the oldest learned societies of Portugal
