... Khả năng ứng dụng của công cụ Web Gis mã mở và KVWMAP trong xây dựng hệ thống thông tin Môi trường ... results have proved the advantages of Kvwmap, an open source web GIS application, and let us know why it has been widely used in Europe. The application of Kvwmap in Vietnam is not only bring ... cloud technology which has been developed and applied in the world. Keywords: Internet GIS, Kvwmap, Web GIS, Environmental Information System (EIS) ...