1. 2009
2. The impacts of elavated ozone on plant vitality and carbon cycling in wetlands

   Williamson, J. L. (Awdur), Mills, G. (Goruchwylydd) & Freeman, C. (Goruchwylydd), Awst 2009

   Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

3. The effects of water table drawdown and catchment management on DOC export and water quality

   Willis, N. (Awdur), Freeman, C. (Goruchwylydd), Ion 2009

   Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

4. 2008
5. The effects of a changing climate on the biogeochemistry of peat accumulating wetlands

   Ellis, T. (Awdur), Freeman, C. (Goruchwylydd), Gorff 2008

   Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

6. 2007
7. The Response of Extracellular Phenol Oxidase Activity to Environmental Change, and the Implications for the Stability of Soil Carbon Stores

   Toberman, H. (Awdur), Freeman, C. (Goruchwylydd), Evans, C. (Goruchwylydd) & Fenner, N. (Goruchwylydd), Hyd 2007

   Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

8. From soil to stream: Spatial and temporal variations in the decomposition, generation and transport of Dom.

   Cork, L. G. (Awdur), Freeman, P. C. (Goruchwylydd) & Thomas, P. D. (Goruchwylydd), Ebr 2007

   Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

9. 2006
10. Climate change and dissolved organic carbon : impacts on drinking water supplies

    Jones, T. (Awdur), Freeman, C. (Goruchwylydd), Ion 2006

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

11. 2005
12. Biogeochemical Implications of Plant-Soil Interactions in Peatland Ecosystems

    Bonnett, S. A. F. (Awdur), Freeman, C. (Goruchwylydd), Awst 2005

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

13. 2003
14. The removal of linear alkylbenzene sulphonate (LAS) in constructed wetlands

    Thomas, R. (Awdur), Freeman, C. (Goruchwylydd), Maw 2003

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

15. 2002
16. The effects of climate change on dissolved organic carbon release from peatlands

    Fenner, N. (Awdur), Freeman, C. (Goruchwylydd), Ion 2002

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

17. 2000
18. The significance of enzymes in the biogeochemical functioning of constructed wetlands

    Shackle, V. J. (Awdur), Freeman, C. (Goruchwylydd), Meh 2000

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth