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Map of tree-ring data sites from three distinct climate zones

By Northern Rocky Mountain Science Center
Map of tree-ring data sites from three distinct climate zones
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Detailed Description

Tree-ring data sites from three distinct climate zones, Maritime (southeast Alaska) Intermountain (northern Rockies) and Continental (central/southern Rockies), allow ​USGS scientists​ ​and their collaborators to understand how regional climate patterns influence avalanches. 

Sources/Usage

Public Domain.