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Earth and galaxy. Elements of this image furnished by NASA. - Image [Shutterstock]

Key Topics

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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The Ocean

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Paints fantastic fall in the Carpathian Mountains. In Gorgany, Mount Igrovets- in September leaves berries and grass shimmering rainbow colors on the background of wild peaks Osmoloda and Old Guty - Image

Environment

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Panoramic view artist expression of International Space Station activity over an Earth with a solar milky stars behind it - Elements of this image furnished by NASA. - Image

Science

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Ocean

Environment

Science

U.S. Department of State

The Lessons of 1989: Freedom and Our Future