1. Chinese Academy of Surveying and Mapping, Beijing, China
2. Key Laboratory of Surveying and Mapping Science and Geospatial Information Technology of MNR, Beijing, China
3. International Cartographic Association, Commission on Cartography in Early Warning and Crises Management
4. Department of Geography, Faculty of Science, Masaryk University, Brno, Czech Republic
5. School of Resources and Environmental Sciences, Wuhan University, Wuhan, China
6. Key Laboratory of Surveying and Mapping Science and Geospatial Information Technology of MNR, Beijing, China,