315697
It contains articles that are published in the field of geology and related earth science s , primarily on issues that are relevant to South America , Central America and Antarctica with a particular focus on the Andes .
 South America, Central America, Antarctica, Andes
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 South America, Central America, Antarctica, Andes