During the Carter administration he was appointed to the Committee for the Preservation of the White House and served as Chairman of the White House Preservation Fund.
The Nigerian Institute for Forest Research, laureate of the 2011 Qaboos Prize for Environmental Preservation, will be awarded the Prize at a ceremony during the Forum on 17 November.
When Beijing's leadership decided to breathe fresh life into the aging metropolis in 1990, years of neglect produced an unintended consequence: preservation of one the world's largest collection of art deco buildings, completed during Shanghai's last heyday.
During her visit, the Director-General also visited the International Mother Language Institute, established for the research and preservation of languages.