A web-based validation is necessary for assessing the accuracy of Globalland30.As one of the obstacles in validation of global land cover data,it is a chall
Wetland ecosystem plays an important role on the environment and sustainable socio-economic development.Based on the TM images in 2010 with a pretreament of
Providing early mental health services during disaster is a great challenge in the disaster response phase.Lack of access to adequate mental-health professi
This article investigated and surveyed the current situation of the policy of Geographic National (Urban) Conditions Monitoring in Beijing based on the expe