Information: - The Assistant Secretary of State for Oceans and International Environmental and Scientific Affairs is the head of the Bureau of Oceans and International Environmental and Scientific Affairs in the United States Department of State . The Assistant Secretary of State for Oceans and International Environmental and Scientific Affairs reports to the Under Secretary of State for Economic Growth , Energy , and the Environment . - International relations (IR) or international affairs, depending on academic institution, is either a field of political science, an interdisciplinary academic field similar to global studies, or an entirely independent academic discipline in which students take a variety of internationally focused courses in social science and humanities disciplines. In both cases, the field studies relationships between "political entities" (polities) such as states, sovereign states, empires, inter-governmental organizations (IGOs), international non-governmental organizations (INs), non-governmental organizations (NGOs), and multinational corporations (MNCs), and the wider world-systems produced by this interaction. International relations is an academic and a public policy field, and so can be positive and normative, because it analyzes and formulates the foreign policy of a given State. - An undersecretary is an executive government official in many countries, frequently a career public servant, who typically acts as a senior administrator or second-in-command to a politically appointed Cabinet Minister or other government official. The title is used in many different political systems. - The United States Department of State (DOS), often referred to as the State Department, is the United States federal executive department that advises the President and leads the country in foreign policy issues. Equivalent to the foreign ministry of other countries, the State Department is responsible for the international relations of the United States, negotiates treaties and agreements with foreign entities, and represents the United States at the United Nations. The Department was created in 1789 and was the first executive department established. - Bilateral trade or clearing trade is trade exclusively between two states, particularly, barter trade based on bilateral deals between governments, and without using hard currency for payment. Bilateral trade agreements often aim to keep trade deficits at minimum by keeping a clearing account where deficit would accumulate. - The United Nations (UN) is an intergovernmental organization to promote international co-operation. A replacement for the ineffective League of Nations, the organization was established on 24 October 1945 after World War II in order to prevent another such conflict. At its founding, the UN had 51 member states; there are now 193. The headquarters of the United Nations is in Manhattan, New York City, and experiences extraterritoriality. Further main offices are situated in Geneva, Nairobi, and Vienna. The organization is financed by assessed and voluntary contributions from its member states. Its objectives include maintaining international peace and security, promoting human rights, fostering social and economic development, protecting the environment, and providing humanitarian aid in cases of famine, natural disaster, and armed conflict. - The Bureau of Oceans and International Environmental and Scientific Affairs (OES) is a bureau within the United States Department of State. It coordinates a portfolio of issues related to the world's oceans, environment, science and technology, and health. - The Under Secretary for Economic Growth, Energy, and the Environment is an undersecretary position within the United States Department of State. The Under Secretary for Economic Growth, Energy, and the Environment serves as senior economic advisor at the State Department and advises the Secretary of State on international economic policy. The Under Secretary also leads the work of the Department on trade, agriculture, aviation, and bilateral trade relations with America's economic partners. What is the relationship between 'assistant secretary of state for oceans and international environmental and scientific affairs' and 'position'?
The answer to this question is:
instance of