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Surrounding Daisy Lake in the city of Greater Sudbury , the park serves to protect a recovering ecosystem scarred by pollution from the city 's mining industry ; one of the industry 's first roasting beds in the region was located just east of the park boundaries .
 Greater Sudbury
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Greater Sudbury