An urgent air photographing for the 2011 off the Pacific coast of Tohoku Earthquake

Abstract

To grasp damages caused by the earthquake and tsunami, aeropohotographs were taken immediately, applying the agreement for the urgent air photographing between Geospacial Information Authority (GSI) and Association of Precise Survey & Applied Technology (APA). The APA investigated possibility of air photographing by registered companies according to the request of the GSI, the GSI decided the allotment area for each company based on the investigation, and each company took aerophotographs by contract with the GSI. The photographing was completed by the day after tomorrow. Examinations for more prompt photographing are seems to be indispensable.