Web and Wireless Geographical Information Systems

This book constitutes the refereed proceedings of the 21st International Symposium on Web and Wireless Geographical Information Systems, W2GIS 2024, held in Yverdon-les-Bains, Switzerland, duringJune 18-19, 2024. The 8 full papers and 7 short papers included in this book were carefully reviewed and selected from 20 submissions. The book also contains one invited talk.They were organized in topical sections as follows: Spatiotemporal Data Analysis,Open Data and Reproducible Research,Geospatial Technologies and Tools,Advanced Computing and GIS Applications,Transportation Applications, andDoctoral Symposium.