Thisbook constitutes the refereed proceedings of the International Conferenceon Geographical
Information Systems Theory Applications and Management heldin Barcelona Spain in April
2015. The10 revised full papers presented were carefully reviewed and selected from
45submissions. The papers address new challenges in geo-spatial datasensing observation
representation processing visualization sharing andmanaging. They concern information and
communications technology (ICT) as wellas management of information and knowledge-based
systems.
