Find out more about the Free-Air CO2 Enrichment (FACE) experiment in a sweetgum plantation at Oak Ridge National Laboratory.

Click here for a local NPR interview (WUOT, Knoxville) featuring Colleen and researchers from Oak Ridge National Laboratory.

Click here to find a video clip of Colleen's research made by Oak Ridge Associated Universities.

Visit the Ecosystem Ecology Group at Oak Ridge National Laboratory.

Visit the Department of Ecology and Evolutionary Biology at the University of Tennessee, Knoxville.