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Hà Giang đề xuất thu phí Công viên địa chất Đồng Văn gây tranh cãi

Ban quản lý Công viên địa chất Cao nguyên đá Đồng Văn cho biết, từ năm 2011, các chuyên gia của Mạng lưới Công viên địa chất toàn cầu UNESCO (GGN) đã thảo luận về việc thu phí tham quan và tự chủ tài chính ...

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