Donald Eugene Canfield (born 1957)[2][5] is an American geochemist and Professor of Ecology at the University of Southern Denmark known for his work on the evolution of Earth's atmosphere and oceans.
[4][12][13][14] Canfield has been the director of the Nordic Center for Earth Evolution (NordCEE) since August 2006, and works at the University of Southern Denmark.
[5][15][16][17][18][19] Prior to his current position he has worked at the Ames Research Center,[2] Aarhus University, the University of Michigan, the Max Planck Institute for Marine Microbiology in Germany and the Georgia Institute of Technology.
He is Author of Oxygen: A Four Billion Year History (2014) Princeton University Press.
[2] He was awarded the European Geosciences Union's Vladimir Ivanovich Vernadsky Medal in 2010.