Alexandra Contosta

Phone: (603) 862-4204
Office: Earth Systems Research Center, Morse Hall, Durham, NH 03824
A headshot of Alix Contosta, research assistant professor in the Earth Systems Research Center.


  • Ph.D., Environmental Science, University of New Hampshire
  • M.S., Conservation Biology, Antioch New England
  • B.A., French, Villanova University
  • B.A., Philosophy, Villanova University

Courses Taught

  • ESCI 642: Biogeosci Earth System
  • MARI 802: Arctic Research Methods I
  • MARI 902: Arctic Research Methods II
  • NR 501: Studio Soils
  • NR 744/844: Biogeochemistry

Selected Publications

Grogan, D. S., Burakowski, E. A., & Contosta, A. R. (2020). Snowmelt control on spring hydrology declines as the vernal window lengthens. ENVIRONMENTAL RESEARCH LETTERS, 15(11). doi:10.1088/1748-9326/abbd00

Sanders-DeMott, R., Ouimette, A. P., Lepine, L. C., Fogarty, S. Z., Burakowski, E. A., Contosta, A. R., & Ollinger, S. V. (2020). Divergent carbon cycle response of forest and grass-dominated northern temperate ecosystems to record winter warming. GLOBAL CHANGE BIOLOGY, 26(3), 1519-1531. doi:10.1111/gcb.14850

Contosta, A. R., Casson, N. J., Nelson, S. J., & Garlick, S. (2020). Defining frigid winter illuminates its loss across seasonally snow-covered areas of eastern North America. ENVIRONMENTAL RESEARCH LETTERS, 15(3). doi:10.1088/1748-9326/ab54f3

Casson, N. J., Contosta, A. R., Burakowski, E. A., Campbell, J. L., Crandall, M. S., Creed, I. F., . . . Nelson, S. J. (2019). Winter Weather Whiplash: Impacts of Meteorological Events Misaligned With Natural and Human Systems in Seasonally Snow-Covered Regions. EARTHS FUTURE, 7(12), 1434-1450. doi:10.1029/2019EF001224

Contosta, A. R., Casson, N. J., Garlick, S., Nelson, S. J., Ayres, M. P., Burakowski, E. A., . . . Thornbrugh, C. (2019). Northern forest winters have lost cold, snowy conditions that are important for ecosystems and human communities. ECOLOGICAL APPLICATIONS, 29(7). doi:10.1002/eap.1974

Burke, S. A., Wik, M., Lang, A., Contosta, A. R., Palace, M., Crill, M., & Varner, R. K. (2019). Long-Term Measurements of Methane Ebullition From Thaw Ponds. JOURNAL OF GEOPHYSICAL RESEARCH-BIOGEOSCIENCES, 124(7), 2208-2221. doi:10.1029/2018JG004786

Contosta, A. R., Adolph, A., Burchsted, D., Burakowski, E., Green, M., Guerra, D., . . . Wollheim, W. (2017). A longer vernal window: the role of winter coldness and snowpack in driving spring transitions and lags. GLOBAL CHANGE BIOLOGY, 23(4), 1610-1625. doi:10.1111/gcb.13517

Contosta, A. R., Frey, S. D., & Cooper, A. B. (2015). Soil microbial communities vary as much over time as with chronic warming and nitrogen additions. SOIL BIOLOGY & BIOCHEMISTRY, 88, 19-24. doi:10.1016/j.soilbio.2015.04.013

Contosta, A. R., Frey, S. D., & Cooper, A. B. (2011). Seasonal dynamics of soil respiration and N mineralization in chronically warmed and fertilized soils. ECOSPHERE, 2(3). doi:10.1890/ES10-00133.1

Sinsabaugh, R. L., Lauber, C. L., Weintraub, M. N., Ahmed, B., Allison, S. D., Crenshaw, C., . . . Zeglin, L. H. (2008). Stoichiometry of soil enzyme activity at global scale. ECOLOGY LETTERS, 11(11), 1252-1264. doi:10.1111/j.1461-0248.2008.01245.x

Most Cited Publications