B.A., Environmental Science, Earlham College, 2015
Hauser joined the Billings lab in August 2016. She is being trained on laboratory equipment to become adept at multiple biogeochemical assays, including inorganic N and phosphate soil extractions and quantification, exo-enzyme assays, and microbial biomass assays.
Persistent anthropogenic legacies structure depth dependence of regenerating rooting systems and their functions. Hauser, Emma, Daniel D. Richter, Daniel Markewitz, Zachary Brecheisen, and Sharon A. Billings (2020): Biogeochemistry 147: 259-275
Loss of deep roots limits biogenic agents of soil development that are only partially restored by decades of forest regeneration. Billings, S.A., D. Hirmas, P.L. Sullivan, C.A. Lehmeier, S. Bagchi, K. Min, Z. Brecheisen, E. Hauser, R. Stair, R. Flournoy, D. deB. Richter (2018): Elementa Science of the Anthropocene 6(1): 34
Papers and books that explicitly acknowledge a CZO grant are highlighted in PALE ORANGE.
Anthropogenic Declines in Deep Roots Constrain Deep Soil Organic Carbon Forms and Fluxes. Billings, Sharon A, Pamela L Sullivan, Ligia Souza, Emma Hauser, Terry Loecke, Kyler Lang, Charles W Rice, Daniel Hirmas, Daniel deB. Richter, Alexander Cherkinsky, Daniel Markewitz (2019): American Geophysical Union Fall Meeting, San Francisco, CA, December 9-13, 2019
Rooting Depths Change on a Global Scale in the Anthropocene. Hauser, Emma, Pamela L Sullivan, Sharon A Billings (2019): American Geophysical Union Fall Meeting, San Francisco, CA, December 9-13, 2019
Tree carbon investments and soil phosphorus dividends: How do rooting systems maximize P acquisition while being thrifty with their carbon?. Hauser, E., D. deB. Richter, S.A. Billings (2018): American Geophysical Union 2018 Fall Meeting, Washington, DC, 10-14 Dec 2018
Deep and persistent consequences of long-term changes in land cover. Billings, S.A., Richter, D.D., Sullivan, P.L., Lehmeier, C.A., Bagchi, S., Min, K., Hauser, E., Stair, R., Flournoy, R. (2017): Calhoun CZO 2017 Summer Science Meeting, Union, SC
Soil biogeochemistry reveals the importance of deep roots as biotic controls of CZ evolution: a belowground analog to Ruddiman’s hypothesis. Billings, S.A., Sullivan, P.L., Richter, D.D., Lehmeier, C.A., Min, K., Bagchi, S., Flournoy, R., Hauser, E. (2017): Critical Zone Science: Current Advances and Future Opportunities, Arlington, VA, 4-6 June, 2017
Soil weathering agents are limited where deep tree roots are removed, even after decades of forest regeneration. Billings, Sharon A, Daniel deB. Richter, Daniel Hirmas, Christoph Lehmeier, Samik Bagchi, Zachary Brecheisen, Pamela L Sullivan, Kyungjin Min, Emma Hauser, Rena Stair, Rebecca Flournoy (2017): American Geophysical Union 2017 Fall Meeting, New Orleans, Louisiana, 11-15 December 2017
Illuminating pathways of forest nutrient provision: relative release from soil mineral and organic pools. Hauser, Emma, and Sharon A Billings (2017): American Geophysical Union 2017 Fall Meeting, New Orleans, Louisiana, 11-15 December 2017 Cross-CZO