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442 Titles Match Your Query
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1. Collaborative Research: TRacing the fate of Algal Carbon Export in the Ross Sea (TRACERS) [NSF-ANT11-42117]
Sinking particles are a major element of the biological pump and they are commonly assigned to two fates: mineralization in the water column and accumulation at the seafloor. However, there is another ...


2. Collaborative Research: TRacing the fate of Algal Carbon Export in the Ross Sea (TRACERS) [NSF-ANT11-42065]
Sinking particles are a major element of the biological pump and they are commonly assigned to two fates: mineralization in the water column and accumulation at the seafloor. However, there is another ...


3. RUI: Analysis of Intracellular Biogenic Sulfur Using micro-Raman Spectroscopy [NSF-ANT09-39628]
Biogenic sulfur compounds, such as dimethyl sulfide (DMS), its precursors dimethyl sulfoniopropionate (DMSP) and dimethyl sulfoxide (DMSO), and its atmospheric oxidation product, methane sulfonic ...


4. Collaborative Research: Impact of Mesoscale Processes on Iron Supply and Phytoplankton Dynamics in the Ross Sea [NSF-ANT09-44254]
The Ross Sea continental shelf is one of the most productive areas in the Southern Ocean, and may comprise a significant, but unaccounted for, oceanic CO2 sink, largely driven by phytoplankton production. ...


5. Origin of Persistent Organic Pollutants in the Antarctic Atmosphere, Snow and Marine Food Web [NSF-ANT13-32492]
Many persistent organic pollutants (POPs), though banned in the U.S. since the 1970s, remain in the environment and continue to reach hitherto pristine regions such as the Arctic and Antarctic. The ...


6. Retrospective Analysis of Antarctic Tracking data (RAATD): International Crabeater and Weddell Seal Tracking Data Sets [NSF-ANT13-21782]
Identifying the basic habitat requirements of Antarctic predators is fundamental to understanding how they will respond to the human-induced challenges of commercial fisheries and climate change. ...


7. The Chemical Ecology of Shallow-water Marine Macroalgae and Invertebrates on the Antarctic Peninsula [NSF-ANT08-38773]
The near shore environments of the western Antarctic Peninsula (WAP) harbor extremely high densities of mesograzers (small invertebrate predators approximately 1-25 mm in length) such as benthic amphipods, ...


8. The effects of ocean acidification and rising sea surface temperatures on shallow-water benthic organisms in Antarctica [NSF-ANT10-41022]
The research will investigate the individual and combined effects of rising ocean acidification and sea surface temperatures on shallow-water calcified benthic organisms in western Antarctic Peninsular ...


9. Magnetostratigraphy of Cretaceous Sediments in the James Ross Island Basin, Antarctica [NSF-ANT13-03896]
The PI will collect samples to extend the magneto-stratigraphic record of late Cretaceous sediments of the James Ross Basin, Antarctica. RAPID support will allow him to take advantage of an invitation ...


10. Collaborative Research: Controls over the Spatial Distribution and Activity of Microbial Communities in Antarctic Soils [NSF-ANT09-44556]
Advances in molecular techniques have expanded our understanding of soil microbial communities, and raised important questions about regional and global patterns in microbial diversity. The proposed ...


11. Collaborative Research: Weddell seals as autonomous sensors of the winter oceanography of the Ross Sea [NSF-ANT08-38892]
Marine mammals of the Southern Ocean have evolved diverse life history patterns and foraging strategies to accommodate extreme fluctuations in the physical and biological environment. In light of ...


12. ASPIRE: Amundsen Sea Polynya International Research Expedition [NSF-ANT09-44727]
ASPIRE is an NSF-funded project that will examine the ecology of the Amundsen Sea during the Austral summer of 2010. ASPIRE includes an international team of trace metal and carbon chemists, phytoplankton ...


13. Collaborative Research: IPY: POLENET-Antarctica: Investigating Links Between Geodynamics and Ice Sheets [NSF-ANT06-32322]
This project constructs POLENET a network of GPS and seismic stations in West Antarctica to understand how the mass of the West Antarctic ice sheet (WAIS) changes with time. The information is ultimately ...


14. Mount Erebus Volcano Observatory: Operations, Science and Outreach (MEVO-OSO) [NSF-ANT11-42083]
Intellectual Merit: Mt. Erebus is one of only a handful of volcanoes worldwide that have lava lakes with readily observable and nearly continuous Strombolian explosive activity. Erebus is also unique ...


15. Does the Strength of the Carbonate Pump Change with Ocean Stratification and Acidification and How? [NSF-ANT10-40957]
This project will improve the ability to predict the response of the carbonate pump to ocean acidification and stratification through enhanced understanding of the controlling factors of the export ...


16. Environmental Genomics in an Antarctic polychaete [NSF-ANT09-44557]
Genome-enabled biology provides a foundation for understanding the genetic basis of organism-environment interactions. . The research project links gene expression, genome methylation, and metabolic ...


17. Effect of Ocean Acidification on Early Life History Stages of the Antarctic Sea Urchins Sterechinus Neumayeri [NSF-ANT09-44201]
This research examines the effects of ocean acidification on embryos and larvae of a contemporary calcifier in the coastal waters of Antarctica, the sea urchin Sterechinus neumayeri. The effect of ...


18. Exploring A 2 Million + Year Ice Climate Archive-Allan Hills Blue Ice Area (2MBIA) [NSF-ANT08-38849]
This award supports a project to generate an absolute timescale for the Allan Hills Blue Ice Area (BIA), and then to reconstruct details of past climate changes and greenhouse gas concentrations for ...


19. Collaborative Research: Integrative Study of Marine Ice Sheet Stability and Subglacial Life Habitats in West Antarctica - Lake and Ice Stream Subglacial Access Research Drilling (LISSARD) [NSF-ANT08-39142]
The LISSARD project (Lake and Ice Stream Subglacial Access Research Drilling) is one of three research components of the WISSARD integrative initiative (Whillans Ice Stream Subglacial Access Research ...


20. Collaborative Research: EAGER: Evaluating the Larsen Basin's Suitability for Testing the Cretaceous Glaciation Hypothesis [NSF-ANT12-41460]
Intellectual Merit: Recent geochemical, sequence stratigraphic, and integrated investigations of marine strata from several continental margins and ocean basins suggest that ephemeral ice sheets may ...


21. Collaborative Research in IPY: Abrupt Environmental Change in the Larsen Ice Shelf System, a Multidisciplinary Approach - Marine Ecosystems. [NSF-ANT07-32983]
Collaborative Research in IPY: Abrupt Environmental Change in the Larsen Ice Shelf System, a Multidisciplinary Approach - Marine Ecosystems. A profound transformation in ecosystem structure and function ...


22. The Physiological Ecology of Two Antarctic Icons: Emperor Penguins and Leopard Seals [NSF-ANT09-44220]
Emperor penguins (Aptenodytes forsteri) and leopard seals (Hydrurga leptonyx) are iconic, top predators in Antarctica. Understanding their physiological ecology is essential to the assessment of their ...


23. Ecophysiology of DMSP and related compounds and their contributions to carbon and sulfur dynamics in Phaeocystis antarctica [NSF-ANT09-44686]
Spectacular blooms of Phaeocystis antarctica in the Ross Sea, Antarctica are the source of some of the world's highest concentrations of dimethylsulfoniopropionate (DMSP) and its volatile degradation ...


24. Collaborative Research: Polyphase Orogenesis and Crustal Differentiation in West Antarctica [NSF-ANT09-44615]
Intellectual Merit: The northern Ford ranges in Marie Byrd Land, Antarctica, record events and processes that transformed a voluminous succession of Lower Paleozoic turbidites intruded by calc-alkaline ...


25. Microbially Mediated Alteration of Volcanic Glass using McMurdo Extreme Environments as Natural Laboratories [NSF-ANT07-39712]
This project studies the microbial processes that alter volcanic glass, which is critical to understanding the earliest life on earth. To understand the environmental controls on these processes, ...


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