Professor Chris Freeman
Emeritus Professor
- 2024
- Cyhoeddwyd
Changes in bacterial communities during rice cultivation remove phenolic constraints on peatland carbon preservation
Qin, L., Tian, W., Freeman, C., Jia, Z., Yin, X., Gao, C., Zou, Y. & Jiang, M., 6 Chwef 2024, Yn: ISME Communications. 4, 1, ycae022.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Climatic zone effects of non-native plant invasion on CH4 and N2O emissions from natural wetland ecosystems
Beyene, B. B., Li, J., Yuan, J., Liu, D., Chen, Z., Kim, J., Kang, H., Freeman, C. & Ding, W., 1 Ion 2024, Yn: Science of the Total Environment. 906, 167855.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Critical role of water conditions in the responses of autumn phenology of marsh wetlands to climate change on the Tibetan Plateau
Shen, X., Shen, M., Wu, C., Peñuelas, J., Ciais, P., Zhang, J., Freeman, C., Palmer, P. I., Liu, B., Henderson, M., Song, Z., Sun, S., Lu, X. & Jiang, M., 1 Ion 2024, Yn: Global Change Biology. 30, 1, e17097.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- 2023
- Cyhoeddwyd
High intensity fire accelerates accumulation of a stable carbon pool in permafrost peatlands under climate warming
Gao, C., Wang, G., Cong, J., Freeman, C., Jiang, M. & Qin, L., 15 Meh 2023, Yn: Catena. 227, 107108.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Agricultural land use regulates the fate of soil phosphorus fractions following the reclamation of wetlands
Qin, L., Jiang, M., Freeman, C., Zou, Y., Gao, C., Tian, W. & Wang, G., 10 Maw 2023, Yn: Science of the Total Environment. 863, 160891.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Attenuation of Methane Oxidation by Nitrogen Availability in Arctic Tundra Soils
Lee, J., Yun, J., Yang, Y., Jung, J. Y., Lee, Y. K., Yuan, J., Ding, W., Freeman, C. & Kang, H., 14 Chwef 2023, Yn: Environmental Science and Technology. 57, 6, t. 2647-2659 13 t.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- 2022
- Cyhoeddwyd
Non‐native plant invasion can accelerate global climate change by increasing wetland methane and terrestrial nitrous oxide emissions
Beyene, B. B., Li, J., Yuan, J., Dong, Y., Liu, D., Chen, Z., Kim, J., Freeman, C., Kang, H. & Ding, W., Medi 2022, Yn: Global Change Biology. 28, 18, t. 5453-5468 16 t.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Global methane and nitrous oxide emissions from inland waters and estuaries
Zheng, Y., Wu, S., Xiao, S., Yu, K., Fang, X., Xia, L., Wang, J., Liu, S., Freeman, C. & Zou, J., Awst 2022, Yn: Global Change Biology. 28, 15, t. 4713-4725 13 t.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Changing thermal sensitivity of bacterial communities and soil enzymes in a bog peat in spring, summer and autumn
Kim, S-Y., Zhou, X., Freeman, C. & Kang, H., 1 Mai 2022, Yn: Applied Soil Ecology. 173, 104382.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
An iron-reduction-mediated cascade mechanism increases the risk of carbon loss from mineral-rich peatlands
Qin, L., Freeman, C., Zou, Y., Wang, G., Fenner, N., Yang, L., Otte, M. L. & Jiang, M., 1 Ebr 2022, Yn: Applied Soil Ecology. 172, 104361.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
The environmental release and ecosystem risks of illicit drugs during Glastonbury Festival.
Aberg, D., Chaplin, D., Freeman, C., Paizs, B. & Dunn, C., 1 Maw 2022, Yn: Environmental Research. 204, Part B, 112061.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- 2021
- Cyhoeddwyd
Divergent responses of wetland methane emissions to elevated atmospheric CO2 dependent on water table
Lin, Y., Yuan, J., Liu, D., Kang, H., Freeman, C., Hu, H-W., Ye, G. & Ding, W., 15 Hyd 2021, Yn: Water Research. 205, 117682.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Effects of Climate Change on Peatland Reservoirs: A DOC Perspective
Fenner, N., Meadham, J., Jones, T., Hayes, F. & Freeman, C., Gorff 2021, Yn: Global Biogeochemical Cycles. 35, 7, e2021GB006992.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Nature-based solutions for climate change in the UK - Peatlands
Dunn, C., Burden, A., Chamberlain, B., Danek, S., Evans, C., Freeman, C., Harvey, R., Proctor, S. & Walker, J., 12 Mai 2021, Nature-based solutions for climate change in the UK. British Ecological SocietyAllbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion Cynhadledd › Pennod › adolygiad gan gymheiriaid
- Cyhoeddwyd
Water table fluctuation in peatlands facilitates fungal proliferation, impedes Sphagnum growth and accelerates decomposition
Kim, J., Rochefort, L., Hugron, S., Alqulaiti, Z., Dunn, C., Pouliot, R., Jones, T., Freeman, C. & Kang, H., 22 Ebr 2021, Yn: Frontiers Earth Science. 8, 579329.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Microbial enzyme activity and stoichiometry signal the effects of agricultural intervention on nutrient cycling in peatlands
Qin, L., Freeman, C., Jia, X., Zhang, Z., Liu, B., Zhang, S. & Jiang, M., 1 Maw 2021, Yn: Ecological Indicators. 122, 107242.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- 2020
- Cyhoeddwyd
Nitrogen availability influences microbial reduction of ferrihydrite-organic carbon with substantial implications for exports of iron and carbon from peatlands
Qin, L., Tian, W., Freeman, C. & Jiang, M., Medi 2020, Yn: Applied Soil Ecology. 153, 103637.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
A Potential Approach for Enhancing Carbon Sequestration During Peatland Restoration Using Low-Cost, Phenolic-Rich Biomass Supplements
Alshehri, A., Dunn, C., Freeman, C., Hugron, S., Jones, T. & Rochefort, L., 12 Mai 2020, Yn: Frontiers in Environmental Science. 8Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Woody litter protects peat carbon stocks during drought
Fenner, N. & Freeman, C., 16 Maw 2020, Yn: Nature Climate Change. 10, 4, t. 363-369Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Elevated CO2 and high salinity enhance the abundance of sulfate reducers in a salt marsh ecosystem
Kim, S-Y., Freeman, C., Lukac, M., Lee, S-H., Kim, S. D. & Kang, H., Maw 2020, Yn: Applied Soil Ecology. 147, 103386.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
An affordable methodology for quantifying waterborne microplastics - an emerging contaminant in inland-waters
Dunn, C., Owens, J., Fears, L., Nunnerley, L., Kirby, J., Armstrong, O., Thomas, P. J., Aberg, D., Gilder, W., Green, D., Antwis, R. & Freeman, C., Chwef 2020, Yn: Journal of Limnology. 79, 1, t. 92-95 4 t.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- 2019
- Cyhoeddwyd
Unraveling the Importance of Polyphenols for Microbial Carbon Mineralization in Rewetted Riparian Peatlands
Zak, D., Roth, C., Unger, V., Goldhammer, T., Fenner, N., Freeman, C. & Jurasinski, G., 4 Hyd 2019, Yn: Frontiers in Environmental Science. 7Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Rapid growth in greenhouse gas emissions from the adoption of industrial-scale aquaculture
Yuan, J. J., Xiang, J., Liu, D., Kang, H., He, T., Kim, S., Lin, Y., Freeman, C. & Ding, W. X., Ebr 2019, Yn: Nature Climate Change. 9, 4, t. 318-322Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Hydro-chemical effects following restoration mowing in two rich fen plant communities
Menichino, N. M., Evans, C., Fenner, N., Freeman, C. & Jones, L., 1 Chwef 2019, Yn: Ecological Engineering. 127, t. 536-546Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- 2018
- Cyhoeddwyd
Peatland ditch blocking has no effect on dissolved organic matter (DOM) quality
Peacock, M., Jones, T. G., Futter, M. N., Freeman, C., Gough, R., Baird, A. J., Green, S. M., Chapman, P. J., Holden, J. & Evans, C. D., 30 Rhag 2018, Yn: Hydrological Processes. 32, 26, t. 3891-3906Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Sensitivity of peatland litter decomposition to changes in temperature and rainfall
Bell, M., Ritson, J. P., Verhoef, A., Brazier, R. E., Templeton, M. R., Graham, N., Freeman, C. & Clark, J. M., 1 Rhag 2018, Yn: Geoderma. 331, t. 29-37Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Biologically driven DOC release from peatlands during recovery from acidification
Kang, H., Kwon, M. J., Kim, S., Lee, S., Jones, T. G., Johncock, A. C., Haraguchi, A. & Freeman, C., 18 Medi 2018, Yn: Nature Communications. 9, 3807.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Cross-laboratory comparison of fluorimetric microplate and colorimetric bench-scale soil enzyme assays
Dick, R., Dick, L., Deng, S., Li, X., Kandeler, E., Poll, C., Freeman, C., Jones, T., Weintraube, M. N. & Saxena, J., 1 Meh 2018, Yn: Soil Biology and Biochemistry. 121, t. 240-248Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Investigating whether light intensity can modify decomposition rates in peatlands through control of the ‘enzymic latch’
Dunn, C., Zielinski, P., Kent, M. & Freeman, C., 15 Ebr 2018, Yn: Ecological Engineering. 114, t. 167-172Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
The role of molecular weight in the enzyme-inhibiting effect of phenolics: the significance in peatland carbon sequestration
Dunn, C. & Freeman, C., 15 Ebr 2018, Yn: Ecological Engineering. 114, t. 162-166Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Decomposition as a regulator of carbon accretion in mangroves: a review
Friesen, S., Dunn, C. & Freeman, C., Ebr 2018, Yn: Ecological Engineering. 114, t. 173-178Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- 2017
- Cyhoeddwyd
A communal catalogue reveals Earth's multiscale microbial diversity
Thompson, L. R., Sanders, J. G., McDonald, D., Amir, A., Ladau, J., Locey, K. J., Prill, R. J., Tripathi, A., Gibbons, S. M., Ackermann, G., Navas-Molina, J. A., Janssen, S., Kopylova, E., Vazquez-Baeza, Y., Gonzalez, A., Morton, J. T., Mirarab, S., Xu, Z. Z., Jiang, L., Haroon, M. F., Kanbar, J., Zhu, Q., Song, S. J., Kosciolek, T., Bokulich, N. A., Lefler, J., Brislawn, C. J., Humphrey, G., Owens, S. M., Hampton-Marcell, J., Berg-Lyons, D., McKenzie, V., Fierer, N., Fuhrman, J. A., Clauset, A., Stevens, R. L., Shade, A., Pollard, K. S., Goodwin, K. D., Jansson, J. K., Gilbert, J. A., Knight, R., Agosto Rivera, J. L., Al-Moosawi, L., Alverdy, J., Amato, K. R., Andras, J., Angenent, L. T., Antonopoulos, D. A., Apprill, A., Armitage, D., Ballantine, K., Bárta, J., Baum, J. K., Berry, A., Bhatnagar, A., Bhatnagar, M., Biddle, J. F., Bittner, L., Boldgiv, B., Bottos, E., Boyer, D. M., Braun, J., Brazelton, W., Brearley, F. Q., Campbell, A. H., Caporaso, J. G., Cardona, C., Carroll, J., Cary, S. C., Casper, B. B., Charles, T. C., Chu, H., Claar, D. C., Clark, R. G., Clayton, J. B., Clemente, J. C., Cochran, A., Coleman, M. L., Collins, G., Colwel, R. R., Contreras, M., Crary, B. B., Creer, S., Cristol, D. A., Crump, B. C., Cui, D., Daly, S. E., Davalos, L., Dawson, R. D., Defazio, J., Delsuc, F., Dionisi, H. M., Dominguez-Bello, M. G., Dowell, R., Dubinsky, E. A., Dunn, P. O., Ercolini, D., Espinoza, R. E., Ezenwa, V., Fenner, N., Findlay, H. S., Fleming, I. D., Fogliano, V., Forsman, A., Freeman, C., Friedman, E. S., Galindo, G., Garcia, L., Garcia-Amado, M. A., Garshelis, D., Gasser, R. B., Gerdts, G., Gibson, M. K., Gifford, I., Gill, R. T., Giray, T., Gittel, A., Golyshin, P., Gong, D., Grossart, H-P., Guyton, K., Haig, S-J., Hale, V., Hall, R. S., Hallam, S. J., Handley, K. M., Hasan, N. A., Haydon, S. R., Hickman, J. E., Hidalgo, G., Hofmockel, K. S., Hooker, J., Hulth, S., Hultman, J., Hyde, E., Ibáñez-Álamo, J. D., Jastrow, J. D., Jex, A. R., Johnson, L. S., Johnston, E. R., Joseph, S., Jurburg, S. D., Jurelevicius, D., Karlsson, A., Karlsson, R., Kauppinen, S., Kellogg, C. T. E., Kennedy, S. J., Kerkhof, L. J., King, G. M., Kling, G. W., Koehler, A. V., Krezalek, M., Kueneman, J., Lamendella, R., Landon, E. M., Lane-deGraaf, K., LaRoche, J., Larsen, P., Laverock, B., Lax, S., Lentino, M., Levin, I. I., Liancourt, P., Liang, W., Linz, A. M., Lipson, D. A., Liu, Y., Lladser, M. E., Lozada, M., Spirito, C. M., MacCormack, W. P., MacRae-Crerar, A., Magris, M., Martín-Platero, A. M., Martín-Vivaldi, M., Martínez, L. M., Martínez-Bueno, M., Marzinelli, E. M., Mason, O. U., Mayer, G. D., McDevitt-Irwin, J. M., McDonald, J., McGuire, K. L., McMahon, K. D., McMinds, R., Medina, M., Mendelson, J. R., Metcalf, J. L., Meyer, F., Michelangeli, F., Miller, K., Mills, D. A., Minich, J., Mocali, S., Moitinho-Silva, L., Moore, A., Morgan-Kiss, R. M., Munroe, P., Myrold, D., Neufeld, J. D., Ni, Y., Nicol, G. W., Nielsen, S., Nissimov, J. I., Niu, K., Nolan, M. J., Noyce, K., O’Brien, S. L., Okamoto, N., Orlando, L., Ortiz Castellano, Y., Osuolale, O., Oswald, W., Parnell, J., Peralta-Sánchez, J. M., Petraitis, P., Pfister, C., Pilon-Smits, E., Piombino, P., Pointing, S. B., Pollock, F. J., Potter, C., Prithiviraj, B., Quince, C., Rani, A., Ranjan, R., Rao, S., Rees, A. P., Richardson, M., Riebesell, U., Robinson, C., Rockne, K. J., Rodriguezl, S. M., Rohwer, F., Roundstone, W., Safran, R. J., Sangwan, N., Sanz, V., Schrenk, M., Schrenzel, M. D., Scott, N. M., Seger, R. L., Seguin-Orlando, A., Seldin, L., Seyler, L. M., Shakhsheer, B., Sheets, G. M., Shen, C., Shi, Y., Shin, H., Shogan, B. D., Shutler, D., Siegel, J., Simmons, S., Sjöling, S., Smith, D. P., Soler, J. J., Sperling, M., Steinberg, P. D., Stephens, B., Stevens, M. A., Taghavi, S., Tai, V., Tait, K., Tan, C. L., Tas, N., Taylor, D. L., Thomas, T., Timling, I., Turner, B. L., Urich, T., Ursell, L. K., van der Lelie, D., Van Treuren, W., van Zwieten, L., Vargas-Robles, D., Vega Thurber, R., Vitaglione, P., Walker, D. A., Walters, W. A., Wang, S., Wang, T., Weave, T., Webster, N. S., Wehrle, B., Weisenhorn, P., Weiss, S., Werner, J. J., West, K., Whitehead, A., Whitehead, S. R., Whittingham, L. A., Willerslev, E., Williams, A. E., Wood, S. A., Woodhams, D. C., Yang, Y., Zaneveld, J., Zarraonaindia, I., Zhang, Q. & Zhao, H., 23 Tach 2017, Yn: Nature. 551, 7681, t. 457-+Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Evaluation of algal bloom mitigation and nutrient removal in floating constructed wetlands with different macrophyte species
Fenner, N., West, M., Gough, R. & Freeman, C., Tach 2017, Yn: Ecological Engineering. 108, Part B, t. 581-588Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Linear alkylbenzene sulfonate (LAS) removal in constructed wetlands: The role of plants in the treatment of a typical pharmaceutical andpersonal care product
Thomas, R., Gough, R. & Freeman, C., 1 Medi 2017, Yn: Ecological Engineering. 106, part A, t. 415-422Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Subtle shifts in microbial communities occur alongside the release of carbon induced by drought and rewetting in contrasting peatland ecosystems
Potter, C., Freeman, C., Golyshin, P., Ackerman, G., Fenner, N., McDonald, J., Ehbair, A., Jones, T., Murphy, L. & Creer, S., Medi 2017, Yn: Scientific Reports. 7, 11314.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Hydrological legacy determines the type of enzyme inhibition in a peatlands chronosequence
Bonnett, S., Maltby, E. & Freeman, C., Awst 2017, Yn: Scientific Reports. 7, 9948.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
The effect of drought on dissolved organic carbon (DOC) release from peatland soil and vegetation sources
Ritson, J. P., Brazier, R. E., Graham, N. J. D., Freeman, C., Templeton, M. R. & Clark, J. M., 16 Meh 2017, Yn: Biogeosciences. 14, t. 2891-2902Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
An experimental use of floating treatment wetlands (FTWs) to reduce phytoplankton growth in freshwaters
Jones, T., Willis, N., Gough, R. & Freeman, C., Chwef 2017, Yn: Ecological Engineering. 99, t. 316-323Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Comparison and Standardization of Soil Enzyme Assay for Meaningful Data Interpretation
Deng, S., Dick, R., Freeman, C., Kandeler, E. & Weintraub, M., Chwef 2017, Yn: Journal of Microbiological Methods. 133, February, t. 32-34Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Determination of poly-β-hydroxyalkanoate in Peat
Dowrick, D., Yusoff, F., Gough, R. & Freeman, C., Chwef 2017, Yn: Communications in Soil Science and Plant Analysis. 48, 5, t. 576-580Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Waste Water Treatment
Jones, D., Freeman, C. & Sánchez-Rodríguez, A. R., 1 Ion 2017, Encyclopedia of Applied Plant Sciences. Thomas, B., Murray, B. G. & Murphy, D. J. (gol.). 2 gol. Elsevier, Cyfrol 3. t. 352 10 t.Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion Cynhadledd › Pennod › adolygiad gan gymheiriaid
- Cyhoeddwyd
The drinking water contaminant dibromoacetonitrile delays G1-S transition and suppresses Chk1 activation at broken replication forks
Caspari, T., Dyer, J., Fenner, N., Dunn, C. & Freeman, C., 2017, Yn: Scientific Reports. 7, 12730.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- 2016
- Cyhoeddwyd
Is peat accumulation in mangrove swamps influenced by the “enzymic latch” mechanism?
Dunn, C., Mitsch, W., Freeman, C. & Saraswati, S., 15 Rhag 2016, Yn: Wetlands Ecology and Management. 24, 6, t. 641-650Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Rapid, Semi-Automated Fractionation of Freshwater Dissolved Organic Carbon Using DAX 8 (XAD 8) and XAD 4 Resins in Tandem
Hughes, D., Holliman, P., Jones, T., Jones, T., Butler, A. J. & Freeman, C., 22 Tach 2016, Yn: Natural Science. 8, 11, t. 487-498Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Managing peatland vegetation for drinking water treatment
Ritson, J. P., Bell, M., Brazier, R. E., Grand-Clement, E., Graham, N., Freeman, C., Smith, D., Templeton, M. R. & Clark, J., 18 Tach 2016, Yn: Scientific Reports. 6, 36751.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Constructed wetlands may lower inorganic nutrient inputs but enhance DOC loadings into a drinking water reservoir in North Wales
Scholz, C., Dunn, C., Jones, T., West, M., Ehbair, A. & Freeman, C., Medi 2016, Yn: Environmental Science and Pollution Research. 23, 18, t. 18192-18199Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
The greenhouse gas (GHG) emissions associated with aquatic carbon removal during drinking water treatment
Jones, T., Evans, C. D. & Freeman, C., 1 Gorff 2016, Yn: Aquatic Sciences. 78, 3, t. 561-572Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Transformations in DOC along a source to sea continuum; impacts of photo-degradation, biological processes and mixing
Jones, T. G., Evans, C. D., Jones, D., Hill, P. W. & Freeman, C., 1 Gorff 2016, Yn: Aquatic Sciences. 78, 3, t. 433-446Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Microbes, Environmental Change and the Global Carbon Cycle
Kang, H. & Freeman, C., 1 Maw 2016, Climate Change and Microbial Ecology: Current Research and Future Trends. Marxsen, J. (gol.). Caister Academic Press, t. 153-166Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion Cynhadledd › Pennod › adolygiad gan gymheiriaid
- Cyhoeddwyd
Options for Geoengineering the Climate via Microorganisms: A Peatland Case Study
Dunn, C., Fenner, N., Shirsat, A. & Freeman, C., Maw 2016, Climate Change and Microbial Ecology: Current Research and Future Trends. Caister Academic Press, t. 185-200Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion Cynhadledd › Pennod
- Cyhoeddwyd
How do increasing background concentrations of tropospheric ozone affect peatland plant growth and carbon gas exchange?
Williamson, J., Mills, G., Hayes, F., Jones, T. & Freeman, C., 29 Chwef 2016, Yn: Atmospheric Environment. 127, t. 133-138Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Influence of water table depth on pore water chemistry and Trihalomethane Formation potential in peatlands
Gough, R. S., Gough, R., Holliman, P. J., Fenner, N., Peacock, M. & Freeman, C., 1 Chwef 2016, Yn: Water Environment Research. 88, 2, t. 107-117Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Plant Species Effects on the Carbon Storage Capabilities of a Blanket bog Complex
Dunn, C., Jones, T., Roberts, S. & Freeman, C., 1 Chwef 2016, Yn: Wetlands. 36, 1, t. 47-58Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Relationships between reservoir water quality and catchment habitat type
Gough, R., Cohen, Y., Fenner, N., Cannon, J. & Freeman, C., 1 Ion 2016, Yn: International Journal of Environmental Technology and Management. 19, 1, t. 16-39Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- 2015
- Cyhoeddwyd
Characterisation of algogenic organic matter during an algal bloom and its implications for trihalomethane formation
Gough, R. S., Gough, R., Holliman, P. J., Cooke, G. M. & Freeman, C., 1 Medi 2015, Yn: Sustainability of Water Quality and Ecology. 6, September, t. 11-19Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Using Thermal Sensitivity Analysis to Determine the Impact of Drainage on the Hydrochemistry of a Tropical Peat Soil from Malaysia
Dowrick, D. J., Freeman, C., Lock, M. A. & Yusoff, F. M., 27 Awst 2015, Yn: Communications in Soil Science and Plant Analysis. 46, 17, t. 2168-2176Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Substrate sources regulate spatial variation of metabolically active methanogens from two contrasting freshwater wetlands
Lin, Y. X., Liu, D. Y., Ding, W. X., Kang, H. J., Freeman, C., Yuan, J. J. & Xiang, J., 19 Awst 2015, Yn: Applied Microbiology and Biotechnology. 99, 24, t. 10779-10791Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Tracing dissolved organic carbon and trihalomethane formation potential between source water and finished drinking water at a lowland and an upland UK catchment
Gough, R. S., Brooks, E., Freeman, C., Gough, R. & Holliman, P. J., 15 Awst 2015, Yn: Science of the Total Environment. 537, t. 203-212Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Heavy Rainfall Impacts on Trihalomethane Formation in Contrasting Northwestern European Potable Waters
Delpla, I., Jones, T. G., Monteith, D. T., Hughes, D. D., Baures, E., Jung, A. V., Thomas, O. & Freeman, C., 10 Gorff 2015, Yn: Journal of Environmental Quality. 44, 4, t. 1241-1251Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Investigations of freezing and cold storage for the analysis of peatland dissolved organic carbon (DOC) and absorbance properties
Peacock, M., Freeman, C., Gaucia, V. & Lebronc, I. E., 29 Mai 2015, Yn: Environmental Science: Processes and Impacts. 17, 7Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
The Regulation by Phenolic Compounds of Soil Organic Matter Dynamics under a Changing Environment
Min, K., Freeman, C. & Kang, H. C., 5 Ebr 2015, Yn: Biomed Research International. ID 825098Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Exotic Spartina alterniflora invasion alters ecosystem–atmosphere exchange of CH4 and N2O and carbon sequestration in a coastal salt marsh in China
Yuan, J. J., Ding, W. X., Liu, D. Y., Kang, H., Freeman, C., Xiang, J. & Lin, Y. X., 8 Ion 2015, Yn: Global Change Biology. 21, 4, t. 1567-1580Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- 2014
- Cyhoeddwyd
Dissolved organic carbon and trihalomethane formation potential removal during coagulation of a typical UK upland water with alum, PAX-18 and PIX-322
Gough, R. S., Holliman, P. J., Heard, T. R. & Freeman, C., 1 Rhag 2014, Yn: Journal of Water Supply: Research and Technology - AQUA. 63, 8, t. 650-660Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Contrasting vulnerability of drained tropical and high-latitude peatlands to fluvial loss of stored carbon
Evans, C. D., Page, S. E., Jones, T., Moore, S., Gauci, V., Laiho, R., Hruska, J., Allot, T. E., Billet, M. F., Tipping, E., Freeman, C. & Garnett, M. H., 13 Tach 2014, Yn: Global Biogeochemical Cycles. 28, 11, t. 1215-1234Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Infilled Ditches are Hotspots of Landscape Methane Flux Following Peatland Re-wetting
Cooper, M. D., Evans, C., Zielinski, P., Levy, P. E., Gray, A., Peacock, M., Norris, D., Fenner, N. & Freeman, C., Tach 2014, Yn: Ecosystems. 17, 7, t. 1227-1241Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Simulated climate change impact on summer dissolved organic carbon release from peat and surface vegetation: Implications for drinking water treatment
Ritson, J. P., Bell, M., Graham, N. J., Templeton, M. R., Brazier, R. E., Verhoef, A., Freeman, C. & Clark, J. M., 18 Medi 2014, Yn: Water Research. 67, t. 66-76Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
The effect of peatland drainage and rewetting (ditch blocking) on extracellular enzyme activities and water chemistry
Airey, B. J., Johncock, A. C., Peacock, M. A., Peacock, M., Jones, T. G., Airey, B., Johncock, A., Evans, C. D., Lebron, I., Fenner, N. & Freeman, C., 21 Awst 2014, Yn: Soil Use and Management. 31, 1Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
A Decision Support System for Drinking Water Production Integrating Health Risks Assessment
Delpla, I., Monteith, D. T., Freeman, C., Haftka, J., Hermens, J., Jones, T. G., Baures, E., Jung, A. & Thomas, O., 18 Gorff 2014, Yn: International Journal of Environmental Research and Public Health. 11, 7, t. 7354-7375Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
UV-visible absorbance spectroscopy as a proxy for peatland dissolved organic carbon (DOC) quantity and quality: considerations on wavelength and absorbance degradation
Gough, R. S., Peacock, M., Evans, C. D., Fenner, N., Freeman, C., Gough, R., Jones, T. G. & Lebron, I., 4 Ebr 2014, Yn: Environmental Science: Processes and Impacts. 50, 6, t. 1445-1461Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Methodologies for Extracellular Enzyme Assays from Wetland Soils
Dunn, C., Jones, T. G., Girard, A. & Freeman, C., 1 Chwef 2014, Yn: Wetlands. 34, 1, t. 9-17Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Dissolved organic carbon and trihalomethane precursor removal at a UK upland water treatment works
Gough, R. S., Holliman, P. J., Willis, N. & Freeman, C., 15 Ion 2014, Yn: Science of the Total Environment. 468-469, t. 228-239Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
The impact of climate change on the treatability of dissolved organic matter (DOM) in upland water supplies: a UK perspective
Gough, R. S., Ritson, J. P., Graham, N. J., Templeton, M. R., Clark, J. M., Gough, R. & Freeman, C., 10 Ion 2014, Yn: Science of the Total Environment. 473-474, t. 714-730Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- 2013
- Cyhoeddwyd
Natural revegetation of bog pools after peatland restoration involving ditch blocking—The influence of pool depth and implications for carbon cycling
Peacock, M., Evands, C. D., Fenner, N. & Freeman, C., 1 Awst 2013, Yn: Ecological Engineering. 57, t. 297-301Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Temporal variations in dissolved organic carbon concentrations in upland and lowland lakes in North Wales
Hughes, D. D., Holliman, P. J., Jones, T. & Freeman, C., 1 Meh 2013, Yn: Water and Environment Journal. 27, 2, t. 275-283Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Carbon preservation in humic lakes; a hierarchical regulatory pathway
Fenner, N. & Freeman, C., 1 Maw 2013, Yn: Global Change Biology. 19, 3, t. 775-784Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Assessment of potential climate change impacts on peatland dissolved organic carbon release and drinking water treatment from laboratory experiments
Hughes, D. D., Tang, R., Clark, J. M., Bond, T., Graham, N., Hughes, D. & Freeman, C., 1 Chwef 2013, Yn: Environmental Pollution. 173, t. 270-277Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Deep instability of deforested tropical peatlands revealed by fluvial organic carbon fluxes
Moore, S., Evans, C. D., Page, S. E., Garnett, M. H., Jones, T. G., Freeman, C., Hooijer, A., Wiltshire, A. J., Limin, S. H. & Gauci, V., 31 Ion 2013, Yn: Nature. 493, t. 660-663Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Quantifying dissolved organic carbon concentrations in upland catchments using phenolic proxy measurements
Peacock, M., Burden, A., Cooper, M., Dunn, C., Evans, C. D., Fenner, N., Freeman, C. G., Gough, R. S., Hughes, D., Hughes, S., Jones, T., Lebron, I., West, M. & Zieliński, P., 16 Ion 2013, Yn: Journal of Hydrology. 477, t. 251-260Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Eco-hydrological requirements of dune slack vegetation and the implications of climate change
Curreli, A., Wallace, H., Freeman, C., Hollingham, M., Stratford, C., Johnson, H. & Jones, L., 15 Ion 2013, Yn: Science of the Total Environment. 443, t. 910-919Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- 2012
- Cyhoeddwyd
Influence of habitat on the quantity and composition of leachable carbon in the O2 horizon: Potential iplications for potable water treatment
Gough, R. S., Holliman, P. J., Willis, N., Jones, T. G. & Freeman, C., 27 Tach 2012, Yn: Lake and Reservoir Management. 28, 4, t. 282-292Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Acidity controls on dissolved organic carbon mobility in organic soils
Evans, C. D., Jones, T. G., Burden, A., Ostle, N., Zieliński, P., Cooper, M. D., Peacock, M., Clark, J. M., Oulehle, F., Cooper, D. & Freeman, C., 1 Tach 2012, Yn: Global Change Biology. 18, 11, t. 3317-3331Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Geoengineering: taking control of our planet's climate?
Ridgwell, A., Freeman, C. & Lampitt, R., 13 Medi 2012, Yn: Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences. 370, t. 4163-4165Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Peatland geoengineering: an alternative approach to terrestrial carbon sequestration
Freeman, C., Fenner, N. & Shirsat, A. H., 13 Medi 2012, Yn: Philosophical Transactions of the Royal Society A. 370, 1974, t. 4404-4421Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Functional and structural responses of bacterial and methanogen communities to 3-year warming incubation in different depths of peat mire
Kim, S. Y., Freeman, C., Fenner, N. & Kang, H., 1 Meh 2012, Yn: Applied Soil Ecology. 57, t. 23-30Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- 2011
- Cyhoeddwyd
Drought-induced carbon loss in peatlands
Fenner, N. & Freeman, C., 20 Tach 2011, Yn: Nature Geoscience. 4, t. 895-900Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Decomposition ‘hotspots’ in a rewetted peatland: implications for water quality and carbon cycling
Fenner, N., Williams, R., Toberman, H., Hughes, S., Reynolds, B. & Freeman, C., 1 Hyd 2011, Yn: Hydrobiologia. 674, 1, t. 51-66Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Litter type affects the activity of aerobic decomposers in a boreal peatland more than site nutrient and water table regimes
Straková, P., Niemi, R. M., Freeman, C., Peltoniemi, K., Toberman, H., Heiskanen, I., Fritze, H. & Laiho, R., 27 Medi 2011, Yn: Biogeosciences. 8, 9, t. 2741-2755Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Additional carbon sequestration benefits of grassland diversity restoration.
De Deyn, G. B., Shiel, R. S., Ostle, N. J., McNamara, N. P., Oakley, S., Young, I., Freeman, C., Fenner, N., Quirk, H. & Bardgett, R. D., 1 Meh 2011, Yn: Journal of Applied Ecology. 48, 3, t. 600-608Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Peatlands: our greatest source of carbon credits?
Dunn, C. & Freeman, C., 2011, Yn: Carbon Management. 2, 3, t. 289-301Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- 2010
- Cyhoeddwyd
Species-specific effects of elevated ozone on wetland plants and decomposition processes.
Williamson, J., Mills, G. & Freeman, C., 1 Mai 2010, Yn: Environmental Pollution. 158, 5, t. 1197-1206Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Short-term effect of deep shade and enhanced nitrogen supply on Sphagnum capillofolium morphophysiology.
Bonnett, S. A., Ostle, N. & Freeman, C., 1 Ebr 2010, Yn: Plant Ecology. 207, 2, t. 347-358Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- 2009
- Cyhoeddwyd
Soil enzyme analysis for leaf litter decomposition in global wetlands.
Kang, H. & Freeman, C., 1 Rhag 2009, Yn: Communications in Soil Science and Plant Analysis. 40, 21-22, t. 3323-3334Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Annual variation of temperature sensitivity of soil organic carbon decomposition in North peatlands: implications for thermal responses of carbon cycling to global warming.
Xiang, W. & Freeman, C., 1 Awst 2009, Yn: Environmental Geology. 58, 3, t. 499-508Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Impacts of elevated atmosphere ozone on peatland below-ground DOC characteristics.
Jones, T. G., Freeman, C., Lloyd, A. & Mills, G., 1 Meh 2009, Yn: Ecological Engineering. 35, 6, t. 971-977Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
The interactive effects of elevated carbon dioxide and water table draw-down on carbon cycling in a Welsh ombrotrophic bog.
Ellis, T., Hill, P. W., Fenner, N., Williams, G. G., Godbold, D. & Freeman, C., 1 Meh 2009, Yn: Ecological Engineering. 35, 6, t. 978-986Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Hydrological controls on dissolved organic carbon production and release from UK peatlands.
Fenner, N., Freeman, C., Worrall, F., Baird, A. J. (gol.), Belyea, L. R. (gol.), Xavier Comas, A. S. (gol.) & Slater, L. D. (gol.), 1 Ion 2009, Carbon Cycling in Northern Peatlands. 2009 gol. American Geophysical UnionAllbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion Cynhadledd › Pennod
- 2008
- Cyhoeddwyd
Impeded drainage stimulates extracellular phenol oxidase activity in riparian peat cores.
Toberman, H., Freeman, C., Artz, R. R., Evans, C. D. & Fenner, N., 1 Rhag 2008, Yn: Soil Use and Management. 24, 4, t. 357-365Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Comparative analysis of soil microbial communities and their responses to the short-term drought in bog, fen, and riparian wetlands
Kim, S. Y., Lee, S. H., Freeman, C., Fenner, N. & Kang, H., 1 Tach 2008, Yn: Soil Biology and Biochemistry. 40, 11, t. 2874-2880Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Summer drought decreases soil fungal diversity and associated phenol oxidase activity in upland Calluna heathland soil
Toberman, H., Freeman, C., Evans, C., Fenner, N. & Artz, R. R., 1 Tach 2008, Yn: Fems Microbiology Ecology. 66, 2, t. 426-436Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Microbial contributions to climate change through carbon cycle feedbacks.
Bardgett, R. D., Freeman, C. & Ostle, N. J., 1 Awst 2008, Yn: ISME Journal. 2, 8, t. 805-814Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid