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The west coast of North America , which gets much of its water from glaciers in mountain ranges such as the Rocky Mountains and Sierra Nevada , also would be affected .
 North America, Rocky Mountains, Sierra Nevada
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 North America, Rocky Mountains, Sierra Nevada