News & Events
Reactive Nitrogen in the Biosphere
The figure above is from Zhang et al., 2021, Nature Food (see below).
The Research Coordination Network (RCN) on reactive nitrogen (Nr) sponsored seven workshops on topics including climate-nitrogen interactions, the human health impacts of excess nitrogen in air and …

Global N2O Budget Synthesis
Important new synthesis papers have come forth in 2019 and 2020 on the human impacts of the global nitrous oxide (N2O) budget.
Most of us know nitrous oxide as “laughing gas,” used for its anesthetic effects. But nitrous …
Long-term Carbon Studies at the Harvard and Howland Forests of New England
A seminal publication in Ecological Monographs (Finzi et al. 90(4), 2020, e01423) on long-term studies of carbon cycling at the Harvard Forest of western Massachusetts presents a comprehensive carbon budget and evidence that this 80-120 year old hardwood forest …

Davidson Research Group Featured in June 2020 Chesapeake Bay Quarterly
In “The Case of the Missing Nitrogen”, doctoral student Jake Hagedorn’s research is featured in the June 2020 Issue of Chesapeake Quarterly. Visit the article to learn more.
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Avoiding Pollution Swapping while Reducing Agricultural Runoff of Nitrogen to the Chesapeake Bay
Faculty, staff, and students from the Appalachian Laboratory, the Horn Point Laboratory, and Washington College and a local farmer were featured on a Maryland Public Television segment on Maryland Farm and Harvest, describing their on-farm research on …
Merging a mechanistic enzymatic model of soil heterotrophic respiration into an ecosystem model
Predictions of how the Earth will respond to climate change, including positive feedbacks caused by accelerated rates of decomposition of soil organic matter, are based in large part on projections of Earth system models (ESMs). However, one of the biggest …

Eric Davidson Named American Geophysical Union Fellow
Eric Davidson has been named a 2019 Fellow of the American Geophysical Union (AGU). AGU Fellows are recognized for their scientific eminence in the Earth and space sciences and outstanding achievements in advancing and communicating science. Only 0.1% of …

Lessons from President George H. W. Bush for the Present Political Environment
The recent passing of President George Herbert Walker Bush reminded me of the huge contrast between his tenure and that of our current president. During the week commemorating President Bush’s life, much was said about his compassion, respectfulness, and decency. …

Nitrogen Fixation Inputs in Pasture and Early Successional Forest in the Brazilian Amazon Region
I’ve always told students that data are not like wine – they don’t grow better with age. So it was with some embarrassment that I finally returned to a dataset that was more than a decade old to work on …

The Millennial Model
Rose Abramoff and a group of mostly Millennials (with a few of us old farts included as well) have published a paper describing a new model structure of soil carbon dynamics based on current process-level understanding. The CENTURY and RothC …