Chris Walker

Dr Chris Walker

Office of Engineering and Information Technology

College of Engineering and Information Technology

Eligible to supervise Masters and PhD (as Co-Supervisor) - email supervisor to discuss availability.

Available For Media Comment.


Dr Christopher Walker has been employed at Covey Associates, an engineering consultancy, for over 17 years and is a Director of the company. Dr Walker is also a co-inventor of the Clarity Aquatic floating wetland system, a company which provides floating wetland technology for a variety of needs (e.g. water treatment and habitat). Chris has designed a range stormwater treatment systems for numerous residential, commercial and industrial projects in Australia and abroad. He has been involved in stormwater research for over 20 years, working with numerous Australian and International Universities. Chris is a world-expert in the use of constructed floating wetlands (CFWs) for water treatment and has developed several novel designs and applications of this technology. 

Water Sensitive Urban Design (WSUD)

Constructed Floating Wetland (CFW) Systems

Year Citation
2025 Awad, J., Walker, C., Page, D., Arslan, M., White, S. A., Lucke, T., . . . van Leeuwen, J. (2025). Assessing the costs of constructed floating wetlands for the treatment of surface waters and wastewater. ACS ES&T Water, 5(8), 4737-4747.
DOI Scopus5 WoS4
2024 Awad, J., Navarro, D., Kirby, J., Walker, C., & Juhasz, A. (2024). Long-term management of PFAS contaminated water using constructed floating wetlands: opportunities, limitations, and implementation considerations. Critical Reviews in Environmental Science and Technology, 54(24), 1709-1733.
DOI Scopus15 WoS10
2024 Kamta, J., Fregoso, B., Lee, A., Kutsuris, C., Kadow, E., Walker, C., . . . Dorsett, M. (2024). Improving Emergency Medicine Clinician Awareness of Prehospital-Administered Medications. PREHOSPITAL EMERGENCY CARE, 28(3), 506-512.
DOI WoS3
2024 Kolokotrones, T., Stock, J. H., & Walker, C. D. (2024). Is Newey-West optimal among first-order kernels?. JOURNAL OF ECONOMETRICS, 240(2), 11 pages.
DOI WoS9
2024 Qi, L., Iskols, M., Shi, D., Reddy, P., Walker, C., Lezgiyeva, K., . . . Sharma, N. (2024). A mouse DRG genetic toolkit reveals morphological and physiological diversity of somatosensory neuron subtypes. CELL, 187(6), 36 pages.
DOI WoS92
2023 Holodak, J., Stanley, J. K., Cox, A. H., Groves, T. W., Jantrania, A., Moeller, J., . . . Brooks, B. W. (2023). Identifying Workforce Education, Training, and Outreach Needs in Decentralized Wastewater and Distributed Water Reuse. JOURNAL OF ENVIRONMENTAL HEALTH, 86(5), 68 pages.
WoS1
2023 Arslan, M., Wilkinson, S., Naeth, M. A., Gamal El Din, M., Khokhar, Z., Walker, C., & Lucke, T. (2023). Performance of constructed floating wetlands in a cold climate waste stabilization pond. Science of the Total Environment, 880(163115), 1-13.
DOI Scopus20 WoS14 Europe PMC4
2022 Yamasaki, T. N., Walker, C., Janzen, J. G., & Nepf, H. (2022). Flow distribution and mass removal in floating treatment wetlands arranged in series and spanning the channel width. Journal Of Hydro-Environment Research, 44, 1-11.
DOI Scopus8 WoS11
2022 Awad, J., Hewa, G., Myers, B. R., Walker, C., Lucke, T., Akyol, B., & Duan, X. (2022). Investigation of the potential of native wetland plants for removal of nutrients from synthetic stormwater and domestic wastewater. Ecological Engineering, 179(106642), 1-8.
DOI Scopus10 WoS10
2022 Spada, C., Vu, C., Raymond, I., Tong, W., Chuang, C. -L., Walker, C., . . . Poloso, N. J. (2022). Bimatoprost promotes satiety and attenuates body weight gain in rats fed standard or obesity-promoting diets.. PROSTAGLANDINS LEUKOTRIENES AND ESSENTIAL FATTY ACIDS, 187, 11 pages.
DOI WoS1
2022 Walker, C. D., Sexton, H. G., Hyde, J., Greene, B., & Risher, M. -L. (2022). Diverging Effects of Adolescent Ethanol Exposure on Tripartite Synaptic Development across Prefrontal Cortex Subregions. CELLS, 11(19), 22 pages.
DOI WoS9
2022 Hamilton, C. A., Ayyala, D., Walsh, D., Bramwell, C., Walker, C., Dib, R. W., . . . Vazquez, J. (2022). Small Towns, Big Cities: Rural and Urban Disparities Among Hospitalized Patients With COVID-19 in the Central Savannah River Area. OPEN FORUM INFECTIOUS DISEASES, 9(3), 6 pages.
DOI WoS4
2021 Rubin, J., Walker, C., & Allan, L. A. (2021). What Matters in Individual Health Preparedness. JOURNAL OF ENVIRONMENTAL HEALTH, 84(2), 46-48.
WoS1
2021 Huth, I., Walker, C., Kulkarni, R., & Lucke, T. (2021). Using constructed floating wetlands to remove nutrients from a waste stabilization pond. Water, 13(13, article no. 1746), 1-14.
DOI Scopus24 WoS24
2020 Walker, C. D., Risher, W. C., & Risher, M. -L. (2020). Regulation of Synaptic Development by Astrocyte Signaling Factors and Their Emerging Roles in Substance Abuse. CELLS, 9(2), 11 pages.
DOI WoS29
2019 Schwammberger, P. F., Lucke, T., Walker, C., & Trueman, S. J. (2019). Nutrient uptake by constructed floating wetland plants during the construction phase of an urban residential development. Science of The Total Environment, 677, 390-403.
DOI Scopus77 WoS64 Europe PMC26
2019 Sanicola, O., Lucke, T., Stewart, M., Tondera, K., & Walker, C. (2019). Root and shoot biomass growth of constructed floating wetlands plants in saline environments. International Journal of Environmental Research and Public Health, 16(2), 11 pages.
DOI Scopus18 WoS18 Europe PMC6
2019 Lucke, T., Walker, C., & Beecham, S. (2019). Experimental designs of field-based constructed floating wetland studies: a review. Science of the total environment, 660, 199-208.
DOI Scopus84 WoS77 Europe PMC30
2017 Schwammberger, P., Walker, C., & Lucke, T. (2017). Using floating wetland treatment systems to reduce stormwater pollution from urban developments. International journal of GEOMATE, 12(31), 45-50.
DOI Scopus20 WoS15
2017 Walker, C., Tondera, K., & Lucke, T. (2017). Stormwater Treatment Evaluation of a Constructed Floating Wetland after Two Years Operation in an Urban Catchment. Sustainability, 9(10, article no. 1687), 1-10.
DOI Scopus47 WoS41
2016 Nichols, P., Lucke, T., Drapper, D., & Walker, C. (2016). Performance evaluation of a floating treatment wetland in an urban catchment. Water (Switzerland), 8(6, article no. 244), 1-8.
DOI Scopus56 WoS45
2016 Walker, C. D., & Shankaran, S. (2016). Extended antibiotic resistance in carbapenemase-producing <i>Klebsiella pneumoniae</i>: A case series. AMERICAN JOURNAL OF INFECTION CONTROL, 44(9), 1050-1052.
DOI WoS5
2013 Walker, C., Lampard, J. L., Roiko, A., Tindale, N., Wiegand, A., & Duncan, P. (2013). Community well-being as a critical component of urban lake ecosystem health. Urban ecosystems, 16(2), 313-326.
DOI Scopus12 WoS10
2013 Wiegand, A. N., Walker, C., Duncan, P. F., Roiko, A., & Tindale, N. (2013). A systematic approach for modelling quantitative lake ecosystem data to facilitate proactive urban lake management. Environmental Systems Research, 2(3), 1-12.
DOI
- Kim, T. N., Bare, G., Hedberg, C. W., Dutra, N., Walker, C., & Dyjack, D. (n.d.). Identifying Characteristics of Local Governmental Environmental Public Health Programs. JOURNAL OF ENVIRONMENTAL HEALTH, 88(1), 20-28.
- Awad, J., Lu, W., Walker, C., Malerba, M., Schuster, L., & Navarro, D. (2026). Field Evaluation of a Constructed Floating Wetland for Nutrients and PFAS Attenuation in a Treatment Lagoon. ACS ES&T WATER, 12 pages.
DOI

Year Citation
2021 Rees, T., O'Carroll, S., Le Foll, C., Lutz, T., Hay, D., & Walker, C. (2021). A Tale of Two Peptides: Identifying Targets for Migraine. In FASEB JOURNAL Vol. 35 (pp. 2 pages). ELECTR NETWORK: WILEY.
DOI

Date Role Research Topic Program Degree Type Student Load Student Name
2020 Co-Supervisor A study of utilizing construction and demolition waste materials as a growing medium for floating wetland plants to remove pollutants from urban water sources Master of Research (Civil Engineering) Master Full Time Mr Thanusshan Packiyarajah

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