Today the Web serves as a universal information and communication infrastructure. We’re able to share data, documents, maps and apps based on web technologies. The efficient use of geoprocessing functionality for data analysis and presentation on the Web is an active topic in GIS science and application. The massive rise in available spatial data from mapping communities, sensor operators and public bodies has also spurred the demand by lay users and experts for readily available analysis and data processing tools. While Desktop and Workstation GIS are still widely used, there is also a trend towards sharing and reusing data processing and analysis workflows on the Web.more >