China's flora occupies a unique place in global plant diversity as it consists of about 38,000 "higher plants" (those able to grow to a large size), Sun Weibang, director of the Kunming Botanical Garden in Yunnan province, said.
Russian President Vladimir Putin on Tuesday called for closer international cooperation on preserving biodiversity and providing related support to developing countries.
French President Emmanuel Macron said on Tuesday that he expects to attend the second part of the 15th meeting of the Conference of the Parties to the United Nations Convention on Biological Diversity (COP15) in person.
China is accelerating the establishment of a system of protected areas that will eventually encompass all the areas of greatest importance to China's natural ecosystem.
China and the European Union reaffirmed their commitment to lead climate action in a joint communique issued on Monday, and vowed to make joint efforts to facilitate an ambitious, realistic and balanced post-2020 global biodiversity framework.