Early warnings for all action plan,early warning technology development and regulatory policies research
By analyzing the United Nations Early Warnings for All Action Plan,the advantages and disadvantages of cell-broadcasting,location-based SMS and satellite technology are studied and analyzed.The policy and regulation process of early warning system in Europe and America is studied.This paper gives some feasible suggestions and ideas for the construction of China·s early warning system.
early warningearly warning for allemergency communicationdisaster risk reduction