All Outputs (80)

Temporal dynamics of catchment transit times from stable isotope data (2015)
Journal Article
Klaus, J., Chun, K. P., McGuire, K. J., & McDonnell, J. J. (2015). Temporal dynamics of catchment transit times from stable isotope data. Water Resources Research, 51(6), 4208-4223. https://doi.org/10.1002/2014WR016247

Time variant catchment transit time distributions are fundamental descriptors of catchment function but yet not fully understood, characterized, and modeled. Here we present a new approach for use with standard runoff and tracer data sets that is bas... Read More about Temporal dynamics of catchment transit times from stable isotope data.

Beaver-mediated methane emission: The effects of population growth in Eurasia and the Americas (2015)
Journal Article
Whitfield, C. J., Baulch, H. M., Chun, K. P., & Westbrook, C. J. (2015). Beaver-mediated methane emission: The effects of population growth in Eurasia and the Americas. AMBIO: A Journal of the Human Environment, 44(1), 7-15. https://doi.org/10.1007/s13280-014-0575-y

Globally, greenhouse gas budgets are dominated by natural sources, and aquatic ecosystems are a prominent source of methane (CH4) to the atmosphere. Beaver (Castor canadensis and Castor fiber) populations have experienced human-driven change, and CH4... Read More about Beaver-mediated methane emission: The effects of population growth in Eurasia and the Americas.

North American precipitation isotope (δ18O) zones revealed in time series modeling across Canada and northern United States (2015)
Journal Article
Delavau, C., Chun, K. P., Stadnyk, T., Birks, S. J., & Welker, J. M. (2015). North American precipitation isotope (δ18O) zones revealed in time series modeling across Canada and northern United States. Water Resources Research, 51(2), 1284-1299. https://doi.org/10.1002/2014WR015687

Delineating spatial patterns of precipitation isotopes ("isoscapes") is becoming increasingly important to understand the processes governing the modern water isotope cycle and their application to migration forensics, climate proxy interpretation, a... Read More about North American precipitation isotope (δ18O) zones revealed in time series modeling across Canada and northern United States.

Divergent Perspectives on Water Security: Bridging the Policy Debate (2015)
Journal Article
Gober, P. A., Strickert, G. E., Clark, D. A., Chun, K. P., Payton, D., & Bruce, K. (2015). Divergent Perspectives on Water Security: Bridging the Policy Debate. Professional Geographer, 67(1), 62-71. https://doi.org/10.1080/00330124.2014.883960

Environmental policy discussion is replete with references to water security, food security, ecosystem health, community resilience, sustainable development, and sustainable urbanism. These terms are, by their very nature, ambiguous and difficult to... Read More about Divergent Perspectives on Water Security: Bridging the Policy Debate.

Temporal trends in δ18O composition of precipitation in Germany: Insights from time series modelling and trend analysis (2014)
Journal Article
Klaus, J., Chun, K. P., & Stumpp, C. (2015). Temporal trends in δ18O composition of precipitation in Germany: Insights from time series modelling and trend analysis. Hydrological Processes, 29(12), 2668-2680. https://doi.org/10.1002/hyp.10395

Temporal and spatial variations of stable oxygen (18O) and hydrogen (2H) isotope measurements in precipitation act as important proxies for changing hydro-meteorological and regional and global climate patterns. Temporal trends in time series of the... Read More about Temporal trends in δ18O composition of precipitation in Germany: Insights from time series modelling and trend analysis.

Effects of initial soil water content and saturated hydraulic conductivity variability on small watershed runoff simulation using LISEM (2014)
Journal Article
Hu, W., She, D., Shao, M., Chun, K. P., & Si, B. (2015). Effects of initial soil water content and saturated hydraulic conductivity variability on small watershed runoff simulation using LISEM. Hydrological Sciences Journal, 60(6), 1137-1154. https://doi.org/10.1080/02626667.2014.903332

Abstract: Soil water content (θ) and saturated hydraulic conductivity (Ks) vary in space. The objective of this study was to examine the effects of initial soil water content (θi) and Ks variability on runoff simulations using the LImburg Soil Erosio... Read More about Effects of initial soil water content and saturated hydraulic conductivity variability on small watershed runoff simulation using LISEM.

A multivariate comparison of the BERMS flux-tower climate observations and Canadian Coupled Global Climate Model (CGCM3) outputs (2014)
Journal Article
Chun, K. P., Wheater, H. S., & Barr, A. G. (2014). A multivariate comparison of the BERMS flux-tower climate observations and Canadian Coupled Global Climate Model (CGCM3) outputs. Journal of Hydrology, 519(PB), 1537-1550. https://doi.org/10.1016/j.jhydrol.2014.08.059

Multiple variables from simulated climate fields are widely used in hydrological and ecological models and climate impact assessments, yet the importance of multivariate climate relationships is not widely recognised. This study evaluates climatic ou... Read More about A multivariate comparison of the BERMS flux-tower climate observations and Canadian Coupled Global Climate Model (CGCM3) outputs.

Geospatial modelling to determine the behaviour of ice cover formation during freeze-up of the Dauphin River in Manitoba (2014)
Journal Article
Lindenschmidt, K. E., & Chun, K. P. (2014). Geospatial modelling to determine the behaviour of ice cover formation during freeze-up of the Dauphin River in Manitoba. Hydrology Research, 45(4-5), 645-659. https://doi.org/10.2166/nh.2013.193

During the formation of a frazil-generated ice cover, ice bridging can occur along sections of rivers that are geomorphologically suited (e.g. very sinuous, narrowing channel width, low gradient bed slope) to arrest the flow of ice pans. Bridging may... Read More about Geospatial modelling to determine the behaviour of ice cover formation during freeze-up of the Dauphin River in Manitoba.

Dexamethasone exacerbates cerebral edema and brain injury following lithium-pilocarpine induced status epilepticus (2014)
Journal Article
Duffy, B. A., Chun, K. P., Ma, D., Lythgoe, M. F., & Scott, R. C. (2014). Dexamethasone exacerbates cerebral edema and brain injury following lithium-pilocarpine induced status epilepticus. Neurobiology of Disease, 63, 229-236. https://doi.org/10.1016/j.nbd.2013.12.001

Anti-inflammatory therapies are the current most plausible drug candidates for anti-epileptogenesis and neuroprotection following prolonged seizures. Given that vasogenic edema is widely considered to be detrimental for outcome following status epile... Read More about Dexamethasone exacerbates cerebral edema and brain injury following lithium-pilocarpine induced status epilepticus.

Evaluating the impact of fluvial geomorphology on river ice cover formation based on a global sensitivity analysis of a river ice model (2013)
Journal Article
Lindenschmidt, K. E., & Chun, K. P. (2013). Evaluating the impact of fluvial geomorphology on river ice cover formation based on a global sensitivity analysis of a river ice model. Canadian Journal of Civil Engineering, 40(7), 623-632. https://doi.org/10.1139/cjce-2012-0274

In 2011, Manitoba was stricken by wide-scale flooding causing high flows along the Dauphin River. The unprecedented high discharges at freeze-up created the potential for excessive ice cover thickening and backwater staging exacerbating the flood ris... Read More about Evaluating the impact of fluvial geomorphology on river ice cover formation based on a global sensitivity analysis of a river ice model.

Prediction of the impact of climate change on drought: an evaluation of six UK catchments using two stochastic approaches (2013)
Journal Article
Chun, K. P., Wheater, H., & Onof, C. (2013). Prediction of the impact of climate change on drought: an evaluation of six UK catchments using two stochastic approaches. Hydrological Processes, 27(11), 1600-1614. https://doi.org/10.1002/hyp.9259

Under future climate scenarios, possible changes of drought patterns pose new challenges for water resources management. For quantifying and qualifying drought characteristics in the UK, the drought severity indices of six catchments are investigated... Read More about Prediction of the impact of climate change on drought: an evaluation of six UK catchments using two stochastic approaches.

A stochastic reconstruction framework for analysis of water resource system vulnerability to climate-induced changes in river flow regime (2013)
Journal Article
Nazemi, A., Wheater, H. S., Chun, K. P., & Elshorbagy, A. (2013). A stochastic reconstruction framework for analysis of water resource system vulnerability to climate-induced changes in river flow regime. Water Resources Research, 49(1), 291-305. https://doi.org/10.1029/2012WR012755

Assessments of potential impacts of climate change on water resources systems are generally based on the use of downscaled climate scenarios to force hydrological and water resource systems models and hence quantify potential changes in system respon... Read More about A stochastic reconstruction framework for analysis of water resource system vulnerability to climate-induced changes in river flow regime.

Comparison of drought projections using two UK weather generators (2013)
Journal Article
Chun, K. P., Wheater, H. S., & Onof, C. (2013). Comparison of drought projections using two UK weather generators. Hydrological Sciences Journal, 58(2), 295-309. https://doi.org/10.1080/02626667.2012.754544

Possible changes in drought under future climate scenarios may pose unprecedented challenges for water resources, as well as other environmental and societal issues, and need assessment to quantify their associated risk. Two weather generators, based... Read More about Comparison of drought projections using two UK weather generators.

Projecting and hindcasting potential evaporation for the UK between 1950 and 2099 (2012)
Journal Article
Chun, K. P., Wheater, H. S., & Onof, C. (2012). Projecting and hindcasting potential evaporation for the UK between 1950 and 2099. Climatic Change, 113(3-4), 639-661. https://doi.org/10.1007/s10584-011-0375-3

Evaporation estimation is important for the assessment of a wide range of potential impacts of climate change, yet there are significant questions concerning the relevance of alternative methods for climate change studies, and the uncertainty associa... Read More about Projecting and hindcasting potential evaporation for the UK between 1950 and 2099.

An extreme analysis for the 2010 precipitation event at the south of Saskatchewan prairie (2012)
Journal Article
Chun, K. P., & Wheater, H. S. (2012). An extreme analysis for the 2010 precipitation event at the south of Saskatchewan prairie. Global NEST Journal, 14(3), 311-324. https://doi.org/10.30955/gnj.000890

After a prolonged drought period in the early 2000s, the Canadian prairie experienced a remarkably wet year in 2010. Five stations near the edge of the Saskatchewan boreal forest recorded historically high cumulative precipitation (from April to Sept... Read More about An extreme analysis for the 2010 precipitation event at the south of Saskatchewan prairie.

Environmental management system vs green specifications: How do they complement each other in the construction industry? (2010)
Journal Article
Lam, P. T., Chan, E. H., Chau, C. K., Poon, C. S., & Chun, K. (2011). Environmental management system vs green specifications: How do they complement each other in the construction industry?. Journal of Environmental Management, 92(3), 788-795. https://doi.org/10.1016/j.jenvman.2010.10.030

Environmental Management System (EMS) has been one of the important tools for sustainable construction for around two decades. However, many issues concerning sustainable development have not been properly addressed, and there is a need for the intro... Read More about Environmental management system vs green specifications: How do they complement each other in the construction industry?.

Precipitation downscaling under climate change: Recent developments to bridge the gap between dynamical models and the end user (2010)
Journal Article
Maraun, D., Wetterhall, F., Ireson, A. M., Chandler, R. E., Kendon, E. J., Widmann, M., …Thiele-Eich, I. (2010). Precipitation downscaling under climate change: Recent developments to bridge the gap between dynamical models and the end user. Reviews of Geophysics, 48(3), https://doi.org/10.1029/2009RG000314

Precipitation downscaling improves the coarse resolution and poor representation of precipitation in global climate models and helps end users to assess the likely hydrological impacts of climate change. This paper integrates perspectives from meteor... Read More about Precipitation downscaling under climate change: Recent developments to bridge the gap between dynamical models and the end user.

Factors affecting the implementation of green specifications in construction (2010)
Journal Article
Lam, P. T., Chan, E. H., Poon, C. S., Chau, C. K., & Chun, K. P. (2010). Factors affecting the implementation of green specifications in construction. Journal of Environmental Management, 91(3), 654-661. https://doi.org/10.1016/j.jenvman.2009.09.029

Green specifications constitute one of the important elements in green construction. New sustainability requirements and changing priorities in construction management have spurred the emerging green specifications to a faster pace of development. A... Read More about Factors affecting the implementation of green specifications in construction.

Integrating green specifications in construction and overcoming barriers in their use (2009)
Journal Article
Lam, P. T., Chan, E. H., Chau, C. K., Poon, C. S., & Chun, K. P. (2009). Integrating green specifications in construction and overcoming barriers in their use. Journal of Professional Issues in Engineering Education and Practice, 135(4), 142-152. https://doi.org/10.1061/%28ASCE%291052-3928%282009%29135%3A4%28142%29

The use of green specifications as a contractual tool to promote sustainable development should be adopted in the construction industry. The definition and characteristics of green specifications are presented in conjunction with the results of a cro... Read More about Integrating green specifications in construction and overcoming barriers in their use.

Streamflow estimation for six UK catchments under future climate scenarios (2009)
Journal Article
Chun, K. P., Wheater, H. S., & Onof, C. J. (2009). Streamflow estimation for six UK catchments under future climate scenarios. Hydrology Research, 40(2-3), 96-112. https://doi.org/10.2166/nh.2009.086

Possible changes in streamflow in response to climate variation are crucial for anthropological and ecological systems. However, estimates of precipitation under future climate scenarios are notoriously uncertain. In this article, rainfall time serie... Read More about Streamflow estimation for six UK catchments under future climate scenarios.