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Under Secretary for Economic Growth, Energy, and the Environment
Bureau of Oceans and International Environmental and Scientific Affairs
Our Mission
Advance America’s security and prosperity through international leadership on oceans, environment, science, space, and health.
The Latest
March 8, 2019
U.S. Delegation to the United Nations Environment Assembly (UNEA-4) in Nairobi, Kenya
The fourth session of the UN Environment Assembly will gather in Nairobi, Kenya, March 11-15, 2019. Marcia S. Bernicat, Principal Deputy Assistant Secretary in the Bureau of Oceans and International Environmental and Scientific Affairs (OES) at the Department of State, will serve as the U.S. head of delegation. The U.S. delegation will also include officials […]
Learn More About UNEA-4Offices
- Office of Conservation and Water
- Office of Environmental Quality and Transboundary Issues
- Office of Global Change
- Office of International Health and Biodefense
- Office of Marine Conservation
- Office of Ocean and Polar Affairs
- Office of Policy and Public Outreach
- Office of Science and Technology Cooperation
- Office of Space and Advanced Technology