There are two major types of international agreements. This is a two-stage approach. The latter approach is often favored because it allows political leaders to talk about shared principles and goals first, and commit to specific actions later. Policy Learning International environmental policy is characterized by rapid change in relevant scientific knowledge. A treaty may be accepted by other nations, only to fail the ratification process back at home.
International treaties seek to achieve international goals with national means.
Each nation is responsible for implementation within its borders, and therefore exercises veto power within its jurisdiction. Problems of cooperation and coordination often arise. Recognition of the problem. Negotiation of a policy countermeasure. Implementation of new policy.