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Earth Sciences
Earth Sciences : Polar Studies
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Seasonal-to-Decadal Predictions of Arctic Sea Ice: Challenges and Strategies
Recent well documented reductions in the thickness and extent of Arctic sea ice cover, which can be linked to the warming climate, are affecting the global climate system and are also affecting the global economic system as marine access to ...
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Lessons and Legacies of the International Polar Year 2007-2008
International Polar Year 2007-2008 (IPY) was an intense, coordinated field campaign of observations, research, and analysis. It was the largest, most comprehensive campaign ever mounted to explore Earth's polar domains. Legacies and Lessons of the International Polar ...
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Future Science Opportunities in Antarctica and the Southern Ocean
Antarctica and the surrounding Southern Ocean remains one of the world's last frontiers. Covering nearly 14 million km² (an area approximately 1.4 times the size of the United States), Antarctica is the coldest, driest, highest, and windiest continent on Earth. ...
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Frontiers in Understanding Climate Change and Polar Ecosystems: Summary of a Workshop
The polar regions are experiencing rapid changes in climate. These changes are causing observable ecological impacts of various types and degrees of severity at all ecosystem levels, including society. Even larger changes and more significant impacts are anticipated. As species ...
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Scientific Value of Arctic Sea Ice Imagery Derived Products
During the 1990s, a government program brought together environmental scientists and members of the intelligence community to consider how classified assets and data could be applied to further the understanding of environmental change. As part of the Medea program, collection ...
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Antarctica:A Keystone in a Changing World
Antarctica is the center from which all surrounding continental bodies separated millions of years ago. Antarctica: A Keystone in a Changing World, reinforces the importance of continual changes in the country's history and the impact of these changes on global ...
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Exploration of Antarctic Subglacial Aquatic Environments: Environmental and Scientific Stewardship
Antarctica is renowned for its extreme cold; yet surprisingly, radar measurements have revealed a vast network of lakes, rivers, and streams several kilometers beneath the Antarctic ice sheet. Sealed from Earth's atmosphere for millions of years, they may provide vital ...
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Polar Icebreakers in a Changing World: An Assessment of U.S. Needs
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Toward an Integrated Arctic Observing Network
Observable changes with regional and global implications, such as warming temperatures and reduced sea ice, are taking place across the Arctic. However, the record of Arctic observations suffers from incomplete geographic coverage and limited duration, and measurements are not well ...
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Polar Icebreaker Roles and U.S. Future Needs: A Preliminary Assessment
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