Key Topics Bureau Home About Us Leadership Key Topics Remarks and Releases HomeBureau of Oceans and International Environmental and Scientific Affairs...Key Topics hide 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, as well as information on the Initiative for Atlantic Cooperation. Discover More The Ocean Read more Environment Read more Science Read more Atlantic Cooperation Read more Ocean Office of Marine Conservation Office of Ocean and Polar Affairs Environment Office of Conservation and Water Office of Environmental Quality Office of Global Change Science Office of Science and Technology Cooperation Office of Space Affairs