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Many people believe that South Maury Island is one of the most sensitive places to mine due to the amount of wildlife the area supports ; however , Glacier Northwest claims that mining on the island and barging the gravel off the site will have fewer environmental impacts than would mining somewhere else and transporting the gravel by truck .
 organization: Glacier Northwest
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities: Glacier Northwest 
Answer:
 organization: Glacier Northwest