Dr. Meghan Avolio

Name:

Dr. Meghan Avolio

Role:

co-Principal Investigator

Address:

Morton K. Blaustein Department of Earth and Planetary Sciences

Johns Hopkins University

Baltimore, MD 21218

United States

Email:

meghan.avolio@jhu.edu

Phone:

ORCID:

0000-0002-2649-9159

Interest:

Grassland plant communities, mycorrhizae, climate change, nitrogen deposition, and genetic structure of plant populations

Publication List:

Wilcox KR, Chen A, Avolio ML, Butler EE, Collins SL, Fisher R, et al.. Accounting for herbaceous communities in process‐based models will advance our understanding of “grassy” ecosystems. Global Change Biology [Internet]. 2023;29(23):6453 - 6477. https://onlinelibrary.wiley.com/doi/10.1111/gcb.16950

Limbu SPehim, Avolio ML. Effect of genotypic richness, drought and mycorrhizal associations on productivity and functional traits of a dominant C4 grass. Journal of Plant Ecology [Internet]. 2023;16(1):rtac045. https://academic.oup.com/jpe/article/doi/10.1093/jpe/rtac045/6545842

Koerner SE, Avolio ML, Blair JM, Knapp AK, Smith MD. Multiple global change drivers show independent, not interactive effects: a long-term case study in tallgrass prairie. Oecologia [Internet]. 2023;201(1):143–154. https://link.springer.com/10.1007/s00442-022-05295-5

Avolio ML, Komatsu KJ, Koerner SE, Grman E, Isbell F, Johnson DS, et al.. Making sense of multivariate community responses in global change experiments. Ecosphere [Internet]. 2022;13(10):e4249. https://esajournals.onlinelibrary.wiley.com/doi/10.1002/ecs2.4249

J. Langley A, Grman E, Wilcox KR, Avolio ML, Komatsu KJ, Collins SL, et al.. Do trade‐offs govern plant species’ responses to different global change treatments?. Ecology [Internet]. 2022;103(6):e3626. https://esajournals.onlinelibrary.wiley.com/doi/10.1002/ecy.3626

Avolio ML, Komatsu KJ, Collins SL, Grman E, Koerner SE, Tredennick AT, et al.. Determinants of community compositional change are equally affected by global change. Anderson M. Ecology Letters [Internet]. 2021;24(9):1892-1904. https://onlinelibrary.wiley.com/doi/10.1111/ele.13824

Smith MD, Koerner SE, Knapp AK, Avolio ML, Chaves FA, Denton EM, et al.. Mass ratio effects underlie ecosystem responses to environmental change. Journal of Ecology [Internet]. 2020;108(3):855-864. https://besjournals.onlinelibrary.wiley.com/doi/abs/10.1111/1365-2745.13330

Komatsu KJ, Avolio ML, Lemoine NP, Isbell F, Grman E, Houseman GR, et al.. Global change effects on plant communities are magnified by time and the number of global change factors imposed. Proceedings of the National Academy of Sciences [Internet]. 2019;116(36):17867-17873. https://www.pnas.org/content/early/2019/08/14/1819027116

Avolio ML, Forrestel EJ, Chang CC, La Pierre KJ, Burghardt KT, Smith MD. Demystifying dominant species. New Phytologist [Internet]. 2019;223(3):1106 - 1126. https://onlinelibrary.wiley.com/doi/abs/10.1111/nph.15789

Avolio ML, Carroll I, Collins SL, Houseman GR, Hallett LM, Isbell FL, et al.. A comprehensive approach to analyzing community dynamics using rank abundance curves. Ecosphere [Internet]. 2019;10(10):e02881. https://esajournals.onlinelibrary.wiley.com/doi/epdf/10.1002/ecs2.2881

Hoffman AM, Avolio ML, Knapp AK, Smith MD. Codominant grasses differ in gene expression under experimental climate extremes in native tallgrass prairie. PeerJ [Internet]. 2018;:e4394. https://peerj.com/articles/4394/

Langley A, Chapman SK, La Pierre KJ, Avolio ML, Bowman WD, Johnson D, et al.. Ambient changes exceed treatment effects on plant species abundance in long-term global change experiments. Glob Chang Biol [Internet]. 2018;24(12):5668 - 5679. https://onlinelibrary.wiley.com/doi/abs/10.1111/gcb.14442

Avolio ML, Hoffman AM, Smith MD. Linking gene regulation, physiology, and plant biomass allocation in Andropogon gerardii in response to drought. Plant Ecology [Internet]. 2018;219(1):1 - 15. http://link.springer.com/10.1007/s11258-017-0773-3

Koerner SE, Smith MD, Burkepile DE, Hanan NP, Avolio ML, Collins SL, et al.. Change in dominance determines herbivore effects on plant biodiversity. Nature Ecology and Evolution [Internet]. 2018;2:1925-1932. https://www.nature.com/articles/s41559-018-0696-y#article-info

Wilcox KR, Tredennick AT, Koerner SE, Grman E, Hallett LM, Avolio ML, et al.. Asynchrony among local communities stabilises ecosystem function of metacommunities. Gurevitch J. Ecology Letters [Internet]. 2017;. http://onlinelibrary.wiley.com/doi/10.1111/ele.12861/epdf

Knapp AK, Avolio ML, Beier C, Carroll CJW, Collins SL, Dukes JS, et al.. Pushing precipitation to the extremes in distributed experiments: recommendations for simulating wet and dry years. Global Change Biology [Internet]. 2017;23(5):1774-1782. https://onlinelibrary.wiley.com/doi/abs/10.1111/gcb.13504

Smith MD, Hoffman AM, Avolio ML. Gene expression patterns of two dominant tallgrass prairie species differ in response to warming and altered precipitation. Scientific Reports [Internet]. 2016;6:25522. https://www.nature.com/articles/srep25522

Koerner SE, Avolio ML, La Pierre KJ, Wilcox KR, Smith MD, Collins SL. Nutrient additions cause divergence of tallgrass prairie plant communities resulting in loss of ecosystem stability. Journal of Ecology [Internet]. 2016;104:1478-1487. https://besjournals.onlinelibrary.wiley.com/doi/full/10.1111/1365-2745.12610

Knapp AK, Hoover DL, Wilcox KR, Avolio ML, Koerner SE, La Pierre KJ, et al.. Characterizing differences in precipitation regimes of extreme wet and dry years: Implications for climate change experiments. Global Change Biology [Internet]. 2015;21:2624 -2633. https://onlinelibrary.wiley.com/doi/abs/10.1111/gcb.12888

Avolio ML, Chang CC, Weis JJ, Smith MD. The effects of genotype richness and genomic dissimilarity of Andropogon gerardii on invasion resistance and productivity. Plant Ecology and Diversity [Internet]. 2015;8:61 -71. https://www.tandfonline.com/doi/abs/10.1080/17550874.2013.866990

Koerner SE, Avolio ML, Chang CC, Grey J, Hoover DL, Smith MD. Invasibility of a mesic grassland depends on the time-scale of fluctuating resources. Journal of Ecology [Internet]. 2015;103(6):1538 - 1546. https://besjournals.onlinelibrary.wiley.com/doi/full/10.1111/1365-2745.12479

Avolio ML, Koerner SE, La Pierre KJ, Wilcox KR, Wilson GT, Smith MD, et al.. Changes in plant community composition, not diversity, during a decade of nitrogen and phosphorus additions drive above-ground productivity in a tallgrass prairie. Journal of Ecology [Internet]. 2014;102:1649 -1660. https://besjournals.onlinelibrary.wiley.com/doi/full/10.1111/1365-2745.12312

Avolio ML, Smith MD. Correlations between genetic and species diversity: effects of resource quantity and heterogeneity. Journal of Vegetation Science [Internet]. 2013;24:1185 -1194. https://onlinelibrary.wiley.com/doi/abs/10.1111/jvs.12042

Avolio ML, Beaulieu J, Smith MD. Genetic diversity of a dominant C4 grass is altered with increased precipitation variability. Oecologia [Internet]. 2013;171:571 -581. https://link.springer.com/article/10.1007%2Fs00442-012-2427-4

Avolio ML, Smith MD. Intra-specific responses of a dominant C4 grass to altered precipitation patterns. Plant Ecology [Internet]. 2013;214:1377 - 1389. http://link.springer.com/10.1007/s11258-013-0258-y

Avolio ML, Smith MD. Mechanisms of selection: Phenotypic differences among genotypes explain patterns of selection in a dominant species. Ecology [Internet]. 2013;94:953 -965. https://esajournals.onlinelibrary.wiley.com/doi/abs/10.1890/12-1119.1

Avolio ML, Beaulieu J, Lo E, Smith MD. Measuring genetic diversity in ecological studies. Plant Ecology [Internet]. 2012;213:1105 -1115. https://link.springer.com/article/10.1007%2Fs11258-012-0069-6

Avolio ML. Genetic diversity of Andropogon gerardii: Impacts of altered precipitation patterns on a dominant species [Internet]. [New Haven, CT]: Yale University; 2012. pp. 1 -258. http://search.proquest.com/docview/1272028956

La Pierre KJ, Yuan SH, Chang CC, Avolio ML, Hallett LM, Schreck T, et al.. Explaining temporal variation in above-ground productivity in a mesic grassland: the role of climate and flowering. Journal of Ecology [Internet]. 2011;99:1250 -1262. https://besjournals.onlinelibrary.wiley.com/doi/full/10.1111/j.1365-2745.2011.01844.x

Avolio ML, Chang CC, Smith MD. Assessing fine-scale genotypic structure of a dominant species in native grasslands. The American Midland Naturalist [Internet]. 2011;165:211 -224. https://doi.org/10.1674/0003-0031-165.2.211

Datasets

Datasets for Dr. Meghan Avolio

PPL01 Konza prairie long-term phosphorus plots experiment

GFE01 Ghost Fire: an experimental manipulation of fire effects on multi-trophic community dynamics in the ungrazed uplands of unburned and annually burned watersheds of Konza Prairie

CME01 The Consumer Size Manipulation Experiment (ConSME) at Konza Prairie

DPP01 Drought experiment nested within the phosphorus plots experiment at Konza Prairie