Peer-reviewed Publications

10. Ren, H., Y. Chen, X. T. Wang, G. T. F. Wong, A. L. Cohen, T. M. DeCarlo, M. A. Weigand, H. S. Meng, D. M. Sigman, 21st century rise in anthropogenic nitrogen deposition on a remote coral reef. Science (2017). doi: 10.1126/science.aal3869

In the news:

Nitrogen contained in coral provides evidence of human impact on the open ocean

9. Duprey, N., X. T. Wang, P. D. Thompson, J. Pleadwell, L. J. Raymundo, K. Kim, D. M. Sigman, D. M. Baker, Life and death of a sewage treatment plant recorded in a coral skeleton δ15N record. Marine Pollution Bulletin (2017). doi: 10.1016/j.marpolbul.2017.04.023

8. Wang, X. T., D. M. Sigman, M. G. Prokopenko, J. F. Adkins, L. F. Robinson, S. K. Hines, J. Chai, A. S. Studer, A. Martinez-Garcia, T. Chen, G. H. Haug, Deep-sea coral evidence for lower Southern Ocean surface nitrate concentrations during the last ice age. Proceedings of the National Academy of Sciences (2017). doi: 10.1073/pnas.1615718114

In the news:

Cold Climates and Ocean Carbon Sequestration

Deep-sea corals reveal why atmospheric carbon was lower during the ice ages

7. Frankowiak, K., X. T. Wang, D. M. Sigman, A. M. Gothmann, M. V. Kitahara, M. Mazur, A. Meibom, and J. Stolarski, Photosymbiosis and the expansion of shallow-water corals. Science Advances (2016). doi:10.1126/sciadv.1601122

In the news:

When corals met algae: Symbiotic relationship crucial to reef survival dates to the Triassic

Can an Ancient Friendship Help Save Corals?

Global warming could be breaking up this 200 million year old relationship

6. Wang, X. T., D. M. Sigman, A. L. Cohen, D. J. Sinclair, R. M. Sherrell, K. M. Cobb, D. V. Erler, J. Stolarski, M. V. Kitahara and H. Ren, Influence of open ocean nitrogen supply on the skeletal δ15N of modern shallow-water scleractinian corals. Earth and Planetary Science Letter (2016)doi:10.1016/j.epsl.2016.02.032

5. Erler, D.V., X. T. Wang, D. M. Sigman, S. R. Scheffers, A. Martinez-Garcia, and G. H. Haug, Nitrogen isotopic composition of organic matter from a 168 year-old coral skeleton: Implications for coastal nutrient cycling in the Great Barrier Reef Lagoon. Earth and Planetary Science Letter (2016). doi:10.1016/j.epsl.2015.11.023

4. Li G., X. T. Wang, Z. Yang, A. J. West, C. Mao and J. Ji, Dam-triggered organic carbon sequestration makes the Changjiang (Yangtze) river basin (China) a significant carbon sink. Journal of Geophysical Research-Biogeosciences (2015). doi :10.1002/2014JG002646 

In the news:

Three Gorges Dam could be locking up carbon

3. Erler, D.V., X. T. Wang, D. M. Sigman, S. R. Scheffers and B. O. Shepherd, Controls on the nitrogen isotopic composition of shallow water corals across a tropical reef flat transect. Coral Reefs (2015). doi: 10.1007/s00338-014-1215-5

2. Wang, X. T., D. M. Sigman, A. L. Cohen, D. J. Sinclair, R. M. Sherrell, M. A. Weigand, D. V. Erler and H. Ren, Isotopic composition of skeleton-bound organic nitrogen in reef-building symbiotic corals: A new method and proxy evaluation at Bermuda. Geochimica et Cosmochimica Acta (2015). doi:10.1016/j.gca.2014.09.017

1. Wang, X. T., M. G. Prokopenko, D. M. Sigman, J. F. Adkins, L. F. Robinson, H. Ren, S. Oleynik, B. Williams and G. H. Haug, Isotopic composition of carbonate-bound organic nitrogen in deep-sea scleractinian corals: A new window into past biogeochemical change. Earth and Planetary Science Letters (2014). doi:10.1016/j.epsl.2014.05.048

Other Publications

1. Fusion Energy via Magnetic Confinement: An Energy Technology Distillate.  Andlinger Center for Energy and the Environment, Princeton University (2016). Website