Native Plants, Plant Movement, and Climate Change Comic (K-5)

Nuhfer, T. (2026). Native Plants, Plant Movement, and Climate Change Comic (K-5). ScholarWorks@UMass Amherst. https://doi.org/10.7275/2ns2-b381

More Grasses More Fires: Invasive grasses increase fire occurrence and frequency across US ecoregions

E.J. Fusco, J.T. Finn, J.K. Balch, R.C. Nagy, & B.A. Bradley, Invasive grasses increase fire occurrence and frequency across US ecoregions, Proc. Natl. Acad. Sci. U.S.A. 116 (47) 23594-23599, (2019).

Impact StudyBethany BradleyAugust 19, 2026Plants, Invasive plants, Terrestrial Habitat, invasive species

Hot Birds Disperse More Non-Native Seeds

Deshpande, P., Johansson, N., Kluen, E., Lehikoinen, A., & Thorogood, R. (2024). Changing bird migration patterns have potential to enhance dispersal of alien plants from urban centres. Global Change Biology, 30(11), e17572. https://doi.org/10.1111/gcb.17572

Land of plenty (of introduced plants)

Bradley, Bethany A., Annette E. Evans, Helen R. Sofaer, Montserrat Vilà, David T. Barnett, Evelyn M. Beaury, Dana M. Blumenthal et al. "A Quantitative Classification of the Geography of Non‐Native Flora in the United States." Global Ecology and Biogeography 34, no. 4 (2025): e70041.

Yep, more invasives is not good - relationships between invader abundance and impact

Summary of Bradley et al. (2019) “Disentangling the abundance-impact relationship for invasive species“

Impact StudyNortheast RISCCMay 29, 2025Climate change, Invasive plants, Hotspots, Range Shift

(Not So) Great Expectations: Vulnerability to plant invasion worldwide is higher than previously estimated

Summary of Pfadenhauer & Bradley (2024) “Quantifying vulnerability to plant invasion across global ecosystems“

Management Efficacy and PolicyNortheast RISCCFebruary 11, 2025Invasive plants, Risk Assessment

Disentangling a Knotty Problem

Jones, D., Bruce, G., Fowler, M.S. et al. Optimising physiochemical control of invasive Japanese knotweed. Biol Invasions 20, 2091–2105 (2018). https://doi.org/10.1007/s10530-018-1684-5

More barbs in more places, that’s the power of AT&T(histle)

Zhang, R., Post, E. & Shea, K. Warming leads to divergent responses but similarly improved performance of two invasive thistles. Popul Ecol 54, 583–589 (2012).

Hot and happy? The future of invasive plant abundance in the eastern U.S.

Evans AE., Jarnevich C., Beaury EM., Teich N., Engelstad P., LaRoe J., Bradley BA. Shifting hotspots: Climate change projected to drive contractions and expansions of invasive plant abundance habitats. (2024). Diversity and Distributions, 30, 41–54. https://doi.org/10.1111/ddi.13787

Fizzing out: Increasing CO2 levels diminish biocontrol of invasive tropical soda apple

Diaz, R., V. Manrique, Z. He, and W.A. Overholt. 2012. Effect of elevated CO2 on tropical soda apple and its biological control agent Gratiana boliviana (Coleoptera: Chrysomelidae). Biocontrol Science and Technology 22: 763-776 PDF.

Remember your roots (if you’re an invasive plant, that is)

Pfadenhauer, W. G., Nelson, M. F., Laginhas, B. B., & Bradley, B. A. (2023). Remember your roots: Biogeographic properties of plants' native habitats can inform invasive plant risk assessments. Diversity and Distributions, 29(1): 4–18.

Research Summaries