PRISM precipitation climatologies for Alaska

This data set consists of PRSIM precipitation climatologies for Alaska in GeoTIFF format. The files in this data set are available from the PRISM Climate Group as text files but have been processed into GeoTIFFs. These are monthly climatologies with a resolution of 771m. Units are millimeters. There are multiple climatological periods currently available through PRISM, but only one is currently available through SNAP in this dataset: 1971-2000.本数据集包含以GeoTIFF格式（GeoTIFF）存储的阿拉斯加地区PRISM降水气候学数据集。本数据集的原始文件可从PRISM气候组获取为文本格式，后经处理转换为GeoTIFF格式。该数据为分辨率771米的逐月气候学数据，单位为毫米。目前PRISM可提供多套气候学周期数据，但本数据集仅通过SNAP提供1971-2000年的气候学周期数据。