International environmental agreements (IEAs) are signed treaties that regulate or manage human impact on the environment in an effort to protect it. This is a list of international environmental agreements.Most of the following agreements are legally binding for countries that have formally ratified them. The Protocol on Environmental Protection to the Antarctic Treaty was signed in Madrid on October 4, 1991 and entered into force in 1998. This two volume handbook deals with various aspects of environment ranging from conservation to atmospheric pollution to hazardous substances. Text of international environmental agreements and instruments. Includes signatories and status information. International environmental law is the set of agreements and principles that reflect the world's collective effort to manage our transition to the Anthropocene. This page contains a list of international agreements within the Ministry of the Environment's scope of activities. Convention on Biological Diversity (CBD).