NASA Distributed Active Archive Center at National Snow & Ice Data Center

The NSIDC Distributed Active Archive Center (DAAC) processes, archives, documents, and distributes data from NASA's past and current Earth Observing System (EOS) satellites and field measurement programs. The NSIDC DAAC focuses on the study of the cryosphere. The NSIDC DAAC is one of NASA's Earth Observing System Data and Information System (EOSDIS) Data Centers.

国家冰雪数据中心（NSIDC Distributed Active Archive Center, 简称 DAAC）负责处理、归档、编目并分发来自美国宇航局（NASA）过往及当前地球观测系统（EOS）卫星和实地测量项目的数据。该中心专注于冰冻圈的研究。国家冰雪数据中心是NASA地球观测系统数据和信息系统（EOSDIS）数据中心之一。