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3 results on '"Southon, John R"'

1. Abrupt pre-belling-allerod warming and circulation changes in the deep ocean

Author

Thiagarajan, Nivedita, Subhas, Adam V., Southon, John R., Eiler, John M., and Adkins, Jess F.

Subjects
Thermohaline circulation -- Environmental aspects -- Observations, Atmospheric temperature -- Influence -- Analysis, Environmental issues, Science and technology, Zoology and wildlife conservation
Abstract

Several large and rapid changes in atmospheric temperature and the partial pressure of carbon dioxide in the atmosphere (1)--probably linked to changes in deep ocean circulation (2)--occurred during the last [...]

Published
2014

2. Carbon dioxide release from the North Pacific abyss during the last deglaciation

Author

Galbraith, Eric D., Jaccard, Samuel L., Pedersen, Thomas F., Sigman, Daniel M., Haug, Gerald H., Cook, Mea, Southon, John R., and Francois, Roger

Subjects
Carbon dioxide -- Research -- Usage, Glacial climates -- Research -- Usage, Spectrum analysis -- Usage -- Research, Environmental issues, Science and technology, Zoology and wildlife conservation, Usage, Research
Abstract

Atmospheric carbon dioxide concentrations were significantly lower during glacial periods than during intervening interglacial periods, but the mechanisms responsible for this difference remain uncertain. Many recent explanations call on greater [...]

Published
2007

3. Radiocarbon evidence of fossil-carbon cycling in sediments of a nearshore hydrocarbon seep

Author

Bauer, James E., Spies, Robert B., Vogel, John S., Nelson, D. Erie, and Southon, John R.

Subjects
Isla Vista, California -- Natural history, Carbon -- Isotopes, Hydrocarbon research -- Analysis, Carbon cycle (Biogeochemistry) -- Research, Natural gas in submerged lands -- Natural history, Petroleum in submerged lands -- Natural history, Environmental issues, Science and technology, Zoology and wildlife conservation
Published
1990

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