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Key Topics – Bureau of Oceans and International Environmental and Scientific Affairs

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Protecting Where We Live through Science, Innovation, and Partnership

OES is positioned at the center of the global conversation and serves at the forefront of U.S. diplomatic efforts to confront some of world’s greatest challenges.

Click below to discover our three different directorates and their offices.

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U.S. Department of State

Welcome to the new

Our new design makes it easier to find and learn about the State Department’s programs and services—from passports and visas to learning how U.S. diplomacy benefits the American people.