What is the difference between cop141527

The contents of the cop141527 meeting are different. COP14 is the English abbreviation of the 14th Conference of the Parties to the Convention on Ramsar, COP15 is the English abbreviation of the 15th Conference of the Parties to the United Nations Convention on Biological Diversity, and COP27 is the 27th meeting of the United Nations Framework Convention on Climate Change. The English abbreviation of the Conference of the Parties. COP is the abbreviation of Conference of the Parties.