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Information × Registration Number 2114U002348, Article popup.category Thesis Title popup.author popup.publication 01-01-2014 popup.source_user Сумський державний університет popup.source http://essuir.sumdu.edu.ua/handle/123456789/44921 popup.publisher Sumy State University Description The National Geographic Society has been inspiring people to care about the planet since 1888. It is one of the largest nonprofit scientific and educational institutions in the world. popup.nrat_date 2025-05-12 Close