Anastasia Piliouras
Staff Scientist
Earth and Environmental Sciences Division
Los Alamos National Laboratory
apiliouras@lanl.gov
Education
Ph.D. in Geological Sciences, University of Texas at Austin, 2016
Dissertation: Ecogeomorphology of fluviodeltaic systems: Effects of vegetation on delta morphodynamics
B.A. in Earth Science – Geology, University of Pennsylvania, 2011
Thesis: The Effect of Potential Vorticity on Delta Channel Morphodynamics: Examining Elongating versus Bifurcating Behavior
Professional positions
Scientist, Earth and Environmental Sciences Division, Los Alamos National Laboratory, 2019 – present
Postdoctoral Research Associate, Earth and Environmental Sciences Division, Los Alamos National Laboratory, 2016-2019
Publications
†student author
In prep
Piliouras, A., A. Sendrowski, B. Carlson, W. Kim, and D. Mohrig. (in prep). River discharge, tides, and vegetation control delta island hydrodynamics in the Wax Lake Delta.
Fratkin†, M. M. and A. Piliouras. (in prep). Spatial variability in thermokarst lake morphology and implications for talik extent.
Douglas†, M. M., G. Li, M. P. Lamb, J. C. Rowland, P. C. Kemeny, A. J. West, J. Schwenk, A. Piliouras, A. J. Chadwick, and W. W. Fischer. (in prep). Organic carbon storage and cycling by river meandering in discontinuous permafrost.
In review or revision
Gibson, G., S. M. Elliott, A. Piliouras, J. Kinney and N Jeffery. (in review). Assessing the potential impact of river chemistry on Arctic coastal production. Frontiers in Marine Science: Coastal Ocean Processes.
Telfeyan, K., A. Piliouras, A. Myers-Pigg, B. Newman, N. Ward, J. Moran, and J. C. Rowland. (in review). Resolving spatiotemporal variations of tidal hydrodynamics in a macrotidal marsh-forest setting using geochemical and stable isotope methods. Hydrological Processes.
Palermo†, R., A. Piliouras, T. Swanson, A. Ashton, and D. Mohrig. (in revision). The effects of storms and a transient sandy veneer on the interannual planform evolution a low-relief coastal cliff and wave-cut platform at Sargent Beach, Texas, USA. Earth Surface Dynamics.
Overeem, I., J. Nienhuis, and A. Piliouras. (in revision). Arctic deltas are ice-dominated, but what is their future? invited contribution to Nature Reviews: Earth and Environment.
Published
2021
Douglas†, M. M., U. F. Lingappa, M. P. Lamb, J. C. Rowland, A. J. West, G. Li, P. C. Kemeny, A. J. Chadwick, A. Piliouras, J. Schwenk, and W. W. Fischer. (2021). Impact of river channel lateral migration on the microbial ecology of a discontinuous permafrost floodplain. Applied & Environmental Microbiology.
Piliouras, A., R. Lauzon†, and J. C. Rowland. (2021). Unraveling the combined influence of ice and permafrost on delta morphodynamics. Journal of Geophysical Research – Earth Surface. doi: 10.1029/2020JF005706
2020
Jayasinghe†, A, S. Elliot, A. Piliouras, J. Clement Kinney, G. Gibson, N. Jeffery, F. Hoffman, J. Kumar, and O. Wingenter. (2020). Modeling functional organic chemistry in Arctic rivers: An idealized Siberian system. Atmosphere. doi: 10.3390/atmos11101090.
Knights†, D., A. Sawyer, R. Barnes, A. Piliouras, J. Schwenk, D. A. Edmonds, and A. Brown. (2020). Nitrate removal across ecogeomorphic zones in Wax Lake Delta, Louisiana (USA). Water Resources Research. doi: 10.1029/2019WR026867.
Vulis†, L., A. Tejedor, J. Schwenk, A. Piliouras, J. C. Rowland, and E. Foufoula- Georgiou. (2020). Channel network control on seasonal lake area dynamics on Arctic deltas. Geophysical Research Letters. doi: 10.1029/2019GL086710.
Schwenk, J., A. Piliouras, and J. C. Rowland. (2020). Determining flow directions in river channel networks using planform morphology and topology. Earth Surface Dynamics. doi: 10.5194/esurf-2019-19.
Piliouras, A. and J. C. Rowland. (2020). Arctic river delta morphologic variability and implications for riverine fluxes to the coast. Journal of Geophysical Research – Earth Surface. doi: 10.1029/2019JF005250.
2019
Piliouras, A. and W. Kim. (2019). Upstream and downstream boundary conditions control the physical and biological development of river deltas. Geophysical Research Letters. doi: 10.1029/2019GL084045
Lauzon†, R., A. Piliouras, and J. C. Rowland. (2019). Ice and permafrost effects on delta morphology and channel dynamics. Geophysical Research Letters. doi: 10.1029/2019GL082792.
2018
Piliouras, A. and W. Kim. (2018). Delta size and plant patchiness as controls on channel network organization in experimental deltas. Earth Surface Processes and Landforms. doi: 10.1002/esp.4492.
Carlson†, B., A. Piliouras, T. Muto, and W. Kim. (2018). Control of basin water depth on channel morphology and autogenic timescales in deltaic systems. Journal of Sedimentary Research. doi: 10.2110/jsr.2018.52.
2017
Piliouras, A., W. Kim, and B. Carlson†. (2017). Balancing aggradation and progradation on a vegetated delta: The importance of fluctuating discharge in depositional systems. Journal of Geophysical Research – Earth Surface. doi: 10.1002/2017JF004378.
2014
Piliouras, A., W. Kim, G. Kocurek, D. Mohrig, and J. Kopp. (2014). Sand on Salt: Controls on dune subsidence and determining salt substrate thickness. Lithosphere. doi: 10.1130/L323.1.
Falcini, F., A. Piliouras, R. Garra, A. Guerin, D. J. Jerolmack, J. Rowland, and C. Paola. (2014). Hydrodynamic and suspended sediment transport controls on river mouth morphology. Journal of Geophysical Research – Earth Surface. doi: 10.1002/2013JF002831.
Book chapters
Arendt, C. A., E. G. Hyland, and A. Piliouras.(2020). The geological consequences of global climate change. Encyclopedia of Geology, 2nd Edition, Elsevier.
Published datasets
Piliouras, A., R. Lauzon, and J. C. Rowland. (2020). Numerical Modeling Experiments of Combined Effects of Ice and Permafrost on Delta Morphodynamics. HiLAT-RASM. Environmental Systems Science Data Infrastructure for a Virtual Ecosystem. doi: 10.15485/1682304.
Piliouras, A. and J. C. Rowland. (2019). Arctic delta Landsat image classifications. High latitude application and testing of Earth system models. Environmental Systems Science Data Infrastructure for a Virtual Ecosystem. doi: 10.15485/1505624.
Piliouras, A., and W. Kim (2019). Delta size and plant density experiments. SEAD Internal Repository. doi: 10.26009/s0QMHSQP.
Piliouras, A., and W. Kim (2019). Vegetated delta experiments with high discharge. SEAD Internal Repository. doi: 10.26009/s0YYHFYI.
Piliouras, A. and W. Kim. (2019). DeltaVeg – delta experiments with alfalfa. SEAD Internal Repository. doi: 10.260009/s01BL4TZ.
Carlson, B., A. Piliouras, and W. Kim. (2019). Basin depth control on autogenic delta-building processes. SEAD Internal Repository. doi: 10.260009/s0TNB1MW.
Piliouras, A. and W. Kim. (2017). Sand on Salt – dune subsidence into a mobile substrate (PDMS). SEAD Virtual Repository. doi: 10.5967/M09K487M.
Awards and Honors
Spot Award for having a highly positive influence on co-workers, Los Alamos National Laboratory, 2021
Spot Award for excellence in mentoring, Los Alamos National Laboratory, 2020
National Science Foundation Postdoctoral Fellowship (declined), 2016
Mendenhall Postdoctoral Research Fellowship (declined), 2016
Banks Fellowship, Jackson School of Geosciences, University of Texas at Austin, 2014
Honorable Mention, National Science Foundation Graduate Research Fellowship Program, 2013
Award for Excellence in Research, Morphodynamics and Quantitative Stratigraphy Group, 2012
Endowed Graduate Fellowship, Jackson School of Geosciences, UT Austin, 2011-2012
Magna Cum Laude with distinction in Earth Sciences, University of Pennsylvania, 2011
Henry Darwin Rogers Award for Excellence in Geology, Department of Earth and Environmental Science, University of Pennsylvania, 2011
Professional and service activities
Member, Unlearning Racism in Geosciences pod, Earth and Planetary Surface Processes section, American Geophysical Union, 2021
Co-chair, Geoscientists United for Inclusion, Diversity, and Equity (GUIDE), Earth and Environmental Sciences Division, Los Alamos National Laboratory, 2020-2021
President, Association for Women Geoscientists – Laramide Chapter, 2019-2021
Workshop Organizer, STEM Pathways for Girls, Santa Fe, 2019
Judge, Northeastern New Mexico Regional Science and Engineering Fair; CentralNew Mexico Regional Science and Engineering Research Challenge, 2018-2020
Mentoring 365 program mentor, American Geophysical Union Fall Meeting, 2018
Workshop Organizer, Expanding Your Horizons STEM conference for girls, Santa Fe, 2018
Special Awards Judge, Association for Women Geoscientists,New Mexico State Science and Engineering Fair, 2018
Judge, Outstanding Student Presentation Awards, American Geophysical Union Fall Meeting, 2017-present
Secretary, Association for Women Geoscientists – Laramide Chapter, 2017-2019
Undergraduate Mentoring Program mentor, American Geophysical Union Fall Meeting, 2017
Guest Instructor, Colorado College Physical Geology field trip, White Sands National Monument, New Mexico, 2017
Career and Research Advice Mentorship mentor, American Geophysical Union Fall Meeting, 2016-2017
Workshop Assistant, Expanding Your Horizons STEM conference for girls, Santa Fe, 2016
Reviewer: Earth Surface Dynamics, Earth Surface Processes and Landforms, Environmental Research Letters, Environmental Research Communications, Geology, Geomorphology, Geophysical Research Letters, Journal of Geophysical Research – Earth Surface, NASA (panel), NSF (panel + external), Oxford Bibliographies, Sedimentology, Water Resources Research
Invited presentations
2021 American Geophysical Union Fall Meeting
2021 Source to Sink seminar series, North Carolina State University
2020 American Geophysical Union Fall Meeting
2020 Geological Society of America Annual Meeting
2020 Massachusetts Institute of Technology
2020 University of Northern Colorado
2020 University of Texas at Austin
2019 American Geophysical Union Fall Meeting (x2)
2019 The Ohio State University
2018 University of California Irvine
2017 Rice University
2016 U.S. Geological Survey, Reston