Editorial

María Ester Gonzalez

7-9

Collaborative monitoring of environmental noise using mobile devices and geographic information systems

Juan Humberto Juárez Hipólito, Marco Antonio Moreno Ibarra, Miguel Jesús Torres Ruiz

65-92

Urban monitoring of entities and geographic events based on social census

Juan Carlos Salazar Carrillo, Miguel Jesús Torres Ruiz, Marco Antonio Moreno Ibarra

93-106

EPIC WebGIS-A Knowledge exchange as a tool for landscape integration in spatial planning policies

Manuela R. Magalhães, Selma B. Pena, Ana Müller, Natália S. Cunha, João F. Silva, Andreia Saavedra Cardoso, Leonor T. Barata, Luísa Franco

159-176