Alicia M. Purcell

Sep 17, 2024 | nature.com | Megan Foley |Noah W. Sokol |Benjamin J. Koch |Steven J. Blazewicz |Michaela Hayer |Kirsten S. Hofmockel | +4 more

AbstractMeasuring the growth rate of a microorganism is a simple yet profound way to quantify its effect on the world. The absolute growth rate of a microbial population reflects rates of resource assimilation, biomass production and element transformation—some of the many ways in which organisms affect Earth’s ecosystems and climate.

Oct 23, 2023 | nature.com | Alicia M. Purcell |Bruce A. Hungate

AbstractIce-free terrestrial environments of the western Antarctic Peninsula are expanding and subject to colonization by new microorganisms and plants, which control biogeochemical cycling. Measuring growth rates of microbial populations and ecosystem carbon flux is critical for understanding how terrestrial ecosystems in Antarctica will respond to future warming.