Ashley Helton

Beaulieu, Jake J., Jennifer L. Tank, Stephen K. Hamilton, Wilfred M. Wollheim, Robert O. Hall, Patrick J. Mulholland, Bruce J. Peterson, et al. 2011. “Nitrous Oxide Emission from Denitrification in Stream and River Networks”. Proceedings of the National Academy of Sciences of the United States of America 108 (1): 214-19. doi:10.1073/pnas.1011464108.

Helton, Ashley M., Geoffrey C. Poole, Judy L. Meyer, Wilfred M. Wollheim, Bruce J. Peterson, Patrick J. Mulholland, Emily S. Bernhardt, et al. 2011. “Thinking Outside the Channel: Modeling Nitrogen Cycling in Networked River Ecosystems”. Frontiers in Ecology and the Environment 9 (4): 229-38. doi:10.1890/080211.

Mulholland, Patrick J., Robert O. Hall, Daniel J. Sobota, Walter K. Dodds, Stuart E. G. Findlay, Nancy B Grimm, Stephen K. Hamilton, et al. 2009. “Nitrate Removal in Stream Ecosystems Measured by <sup>15< Sup>N Addition Experiments: Denitrification”. Limnology and Oceanography 54 (3): 666-80. doi:10.4319/lo.2009.54.3.0666.

Hall, Robert O., Jennifer L. Tank, Daniel J. Sobota, Patrick J. Mulholland, Jonathan M. O’Brien, Walter K. Dodds, Jackson R. Webster, et al. 2009. “Nitrate Removal in Stream Ecosystems Measured by <sup>15< Sup>N Addition Experiments: Total Uptake”. Limnology and Oceanography 54 (3): 653-65. doi:10.4319/lo.2009.54.3.0653.

Mulholland, Patrick J., Ashley M. Helton, Geoffrey C. Poole, Robert O. Hall, Stephen K. Hamilton, Bruce J. Peterson, Jennifer L. Tank, et al. 2008. “Stream Denitrification across Biomes and Its Response to Anthropogenic Nitrate Loading”. Nature 452: 202-5. doi:10.1038/nature06686.