What does the United Nations standard look like? What does COP15 mean?

Minister of The Environment Li Ganjie and Acting Executive Secretary of the Convention on Biological Diversity, Ms. Elizabeth Murema, jointly announced the 2020 United Nations Biodiversity Conference (COP15) in Beijing on September 9.
what would the United Nations mark look like? What does COP15 mean? The United Nations standard COP15 meaning: Li Ganjie pointed out that COP15 will be marked with different elements of water drop shape, the integration of traditional Chinese culture and various natural symbols, fully reflects biodiversity and cultural diversity, in line with the theme of the General Assembly "ecological civilization: the building of a community of life on earth", the interpretation of the Convention on Biological Diversity of man and nature harmonious coexistence of the 2050 vision and the global desire to build ecological civilization.
the Chinese Government will actively promote the preparations for COP15 and work with the Convention secretariat and relevant parties to hold a successful and landmark conference of the Parties.
Elizabeth Murema thanked China for its great efforts in preparing COP15.
she pointed out that the logo had distinctive Chinese characteristics and was in keeping with the theme of the conference.
believethat the successful holding of the Conference will enable all countries in the world to take the necessary measures to strengthen biodiversity conservation and jointly build a better future of harmonious coexistence between man and nature.
Source: Sun Xiuyan, People's Daily.