Alain N Rousseau

Alain N Rousseau
Institut National de la Recherche Scientifique | INRS · Eau Terre Environnement Centre

Doctor of Philosophy, Agricultural and Biological Engineering, Cornell University

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233
Publications
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Publications

Publications (233)
Article
Full-text available
During summer and winter months, pastures and outdoor pens represent the conventional means of providing exercise for dairy cows housed in tie-stall barns in the province of Québec, Canada. Unfortunately, outdoor pens require large spaces, and their leachates do not meet Québec’s environmental regulations. Therefore, there is a need to develop alte...
Article
Full-text available
The field of Hydroinformatics has evolved from computational hydraulics, a techno-centric endeavor, to currently focus on a whole socio-technical dimension of water resources management. It aims at transforming the social environment around water resources and infrastructures from an individualistically reactive one into an altruistically interacti...
Article
Full-text available
Integrated water management has become a priority for cropping systems where subirrigation is possible. Compared to conventional sprinkler irrigation, the controlling water table can lead to a substantial increase in yield and water use efficiency with less pumping energy requirements. Knowing the spatiotemporal distribution of water table depth (W...
Presentation
Full-text available
Article
The global scale wetland loss or degeneration triggers the assessment on how their function provisions are likely to change under different management scenarios. However, how and to what extent river damming can modify the hydrological function of wetlands remain largely unknown. In this study, we apply a distributed hydrological modeling platform...
Article
Sparse precipitation information can result in uncertainties in hydrological modelling practices. Precipitation observation network augmentation is one way to reduce the uncertainty. Meanwhile, in basins with snowpack-dominated hydrology, in the absence of a high-density precipitation observation network, assimilation of in situ and remotely sensed...
Article
Agricultural diffuse pollution caused by runoff and soil loss from cropland has been a serious environmental problem in the black soil area of Northeast China. While water and soil conservation measures have led to a sharp decrease in overland flow within source water sub-watersheds, they have, on the other end, affected the water security of agric...
Article
Full-text available
Animal welfare concerns have been a challenging issue for producers and international marketing. In laying hen production, cage-free systems (CFS) have been identified as an alternative to ensure the laying hens’ well-being. Nevertheless, in CFS, important environmental issues have been reported, decreasing indoor air quality. Environmental control...
Article
Full-text available
It is increasingly recognized that water scarcity, rather than a lack of arable land, will be the major constraint to increase agricultural production over the next few decades. Therefore, water represents a unique agricultural asset to drive agricultural sustainability. However, its planning, management and usage are often influenced by a mix of i...
Article
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In Nordic watersheds, estimation of the dynamics of snow water equivalent (SWE) represents a major step toward a satisfactory modeling of the annual hydrograph. For a multilayer, physically-based snow model like MASiN (Modèle Autonome de Simulation de la Neige), the number of modeled snow layers can affect the accuracy of the simulated SWE. The obj...
Article
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In this paper we first compare three different methods of spatial interpolation, i.e., inverse distance weighting (IDW), thin plate splines (TPS), and kriging on weekly water table depth (WTD) measurements from 80 observation wells in two cranberry farms (Farm A and Farm B) located in Québec, Canada. We use the leave-one-out cross-validation approa...
Presentation
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The applicability of the Canadian Precipitation Analysis products known as the Regional Deterministic Precipitation Analysis (CaPA-RDPA) for hydrological modelling in boreal watersheds in Canada, which are constrained with shortage of precipitation information, has been the subject of a number of recent studies. The northern and mid-cordilleran alp...
Conference Paper
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Hydroinformatics, throughout its more than 25 years of existence, has been applied to a set of research areas. So far, these applications include: hydraulics and hydrology, environmental science and technology, knowledge systems and knowledge management, urban water systems management. This paper introduces agricultural water systems management as...
Article
Extreme precipitation events, including probable maximum precipitation (PMP) and probable maximum snow accumulation (PMSA) and 1/100 annual exceedance probability (AEP) values for precipitation (P100) and snow accumulation (expressed in snow water equivalent; SWE100) were analyzed over Newfoundland to compute the projected changes from 1971–2000 to...
Article
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Real-time monitoring of soil matric potential has now become a common practice for precision irrigation management. Some crops, such as cranberries, are susceptible to both water and anoxic stresses. Excessive variations in soil matric potential in the root zone may reduce plant transpiration, due to either saturated or dry soil conditions, thereby...
Article
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Two-wavelength scintillometer systems can provide much needed measurements of area-averaged sensible and latent heat fluxes. However, these devices rarely have been deployed on canopy-covered complex terrain, and never in the circumpolar boreal biome, where large-scale fluxes are essential to hydroclimate modellers. We present a comparison of fluxe...
Article
Although the hydrological services of individual wetlands have been much acknowledged, their cumulative effect at the watershed scale has not been assessed as extensively. In this study, a distributed hydrological modeling platform, the PHYSITEL/HYDROTEL, was used to (i) investigate watershed hydrological processes with and without abundant wetland...
Article
Full-text available
Despite recognizing the importance of hydrological function of wetlands, basin-scale wetlands services have rarely been investigated. The PHYSITEL/HYDROTEL modelling platform was used to quantitatively assess the impact of wetlands on quickflow and baseflow with paired simulation scenarios in Duobukuli River Basin, namely with wetlands and without...
Article
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The resolution of Gravity Recovery And Climate Experiment (GRACE) Terrestrial Water Storage (TWS) change data is too low to discriminate mass variations at the scale of glaciers, small ensemble of glaciers, or icefields. In this paper, we apply an iterative constraint modeling strategy over the Gulf Of Alaska (GOA) to improve the resolution of ice...
Article
Surface waters are widely used as sources of drinking water in Canada. The identification of the main sources of pollutants to surface waters, often associated with increasing urbanization, is needed to improve management strategies. We used stable water isotopes (δ¹⁸O and δD), and nutrient and fecal coliform mass fluxes to estimate the seasonal co...
Article
The boreal forest will be strongly affected by climate change and in turn, these vast ecosystems may significantly impact global climatology and hydrology due to their exchanges of carbon and water with the atmosphere. It is now crucial to understand the intricate relationships between precipitation and evapotranspiration in these environments, par...
Article
The northeast black soil region of China, an important area of grain production, currently faces serious diffuse pollution issues. In this study, a dual isotopic (δ¹⁵N and δ¹⁸O) framework was used to determine nitrate sources in runoff of a small agricultural watershed of this region. The results indicated that the ranges of δ¹⁵N and δ¹⁸O values of...
Article
Full-text available
Harmful algal blooms (HABs) in aquatic ecosystems are of concern worldwide. This review deals with how jurisdictions around the world are addressing this water quality issue to inform recommendations regarding nutrient loading and HABs in Missisquoi Bay-Lake Champlain and Lake Memphremagog; transboundary lakes located in the USA and Canada that suf...
Presentation
Full-text available
Despite recognizing the importance of hydrological function of wetlands, watershed-scale wetlands services have rarely been investigated. The PHYSITEL/HYDROTEL modelling platform was used to quantitatively assess the impact of wetlands on quickflow and baseflow with paired simulation scenarios in Duobukuli River Basin, namely with wetlands and with...
Presentation
Le lac Saint-Charles est la source d’eau potable qui alimente plusieurs municipalités sur le territoire métropolitain de Québec, près de 300 000 personnes. La forte urbanisation de son bassin versant a accéléré sa dégradation. Les données scientifiques laissent croire que cette dégradation pourrait être irréversible si les actions requises ne sont...
Presentation
Full-text available
Le lac Saint-Charles est la source d’eau potable qui alimente plusieurs municipalités sur le territoire métropolitain de Québec, près de 300 000 personnes. La forte urbanisation de son bassin versant a accéléré sa dégradation. Les données scientifiques laissent croire que cette dégradation pourrait être irréversible si les actions requises ne sont...
Poster
Full-text available
This study was undertaken to quantify the projected changes related to the impacts of climate change between the 1971-2000 and 2041-2070 periods in the Salmon River basin in Newfoundland with respect to the spring and summer/fall probable maximum precipitation (PMP) and the 1/100 annual exceedance probability (AEP) precipitation (P100), the probabl...
Article
A forecasting system combining a physically-based distributed hydrological model (HYDROTEL), an Ensemble Kalman Filtering (EnKF) Data Assimilation (DA), and forecasted meteorological data (obtained from the North American Ensemble Forecast System; NAEFS) is developed to forecast short-range (0–14 days lead) flows and inflows in the Aishihik and May...
Article
Full-text available
Agricultural production is sensitive to weather and thus directly affected by climate change. In Argentina, the geographic region known as the “Pampa” is at the heart of agricultural production. In this context, the objective of the present study was to evaluate the presence of long-term trends and abrupt changes in reference evapotranspiration (ET...
Article
In this study, synchronized gridded precipitation and temperature generators were developed and evaluated in terms of their ability to reconstruct the spatial structure and other statistical properties of high-resolution CaPA (Canadian Precipitation Analysis) precipitation and GEM (Global Environmental Multiscale Model) temperature products. The pr...
Article
Field-scale studies have shown that beneficial management practices (BMPs), such as nutrient management plans and grass buffers, can reduce the downstream transport of non-point source contaminants. This study presents a novel method for evaluating the effectiveness of BMPs using in situ data. From 2005 to 2012, hydrometric monitoring and water qua...
Article
Full-text available
Watershed hydrological modelling provides a methodology to evaluate the effects of wetlands on stream flow and watershed hydrology. In this study, the PHYSITEL/HYDROTEL modelling platform was used to assess the added-value of specific isolated wetland and riparian wetland modules. To achieve this goal, two sets of simulations were performed (with a...
Article
Conversion of wetlands into other land covers such as cropland or urban area can affect watershed hydrology. The main objective of this work was to quantify the impact of land cover changes, especially those for wetlands, on low flow support and high flow attenuation, through a sub-watershed analysis of the St. Charles River, Quebec, Canada. 1978 a...
Article
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The world demand for phosphate has gradually increased over the last decades, currently achieving alarming levels considering available rock reserves. The use of soil microorganisms, such as arbuscular mycorrhizal fungi (AMF), has been suggested as a promising alternative to improve phosphorus-use efficiency. However, the effect of the source of ph...
Article
Maintaining a steady water table depth (WTD) to ensure an optimal soil matric potential in the root zone (RMAP) is vital when growing cranberry under a subirrigation system; owing to losses and other hydrological processes. The excessive rising or falling of the WTD may threaten the plant transpiration either by saturation or lack of moisture in th...
Article
A stochastic hydro-geostatistical assessment approach is proposed to evaluate the predictability of streamflow simulation as a function of precipitation observation network density. This approach is based on the paradigm of a controlled data assimilation simulation algorithm, known as Observing System Simulation Experiment (OSSE). The OSSE-based al...
Article
Full-text available
In agriculture, water consumption for crop production represents 69% of all water use. Precision irrigation systems based on available soil water have been developed to improve crop production, reducing water use. Besides the improvements in irrigation management, a better resolution of the optimal water level is required, and revealing the impact...
Article
Full-text available
The future sensitivity of the surface water supply of Québec City is assessed in this paper using two methodologies: the methodology that has prevailed since the publication of the AR4 report, the hydroclimatological modeling framework, and an alternative approach adapted from Foulon et al. (2018). This alternative approach captures past relationsh...
Article
While classification of remote sensing images has proven useful to quantify wetland losses, wetland mappers have always faced challenges, such as dealing with variable responses of wetlands to meteorological conditions and the obstruction of ground by the canopy in forested wetlands. In this paper, we investigate the added value of using geomorphol...
Article
In China, most riparian wetlands have undergone degradation and shrinkage, due to severe droughts or low hydrological connectivity. There are considerable studies focusing on the impact of water level on wetland vegetation; however, changes in the soil components, such as the microbial community, of wetlands following flooding remains unclear. Here...
Article
Forest canopies act as permeable barriers between the atmosphere and the ground, reflecting and absorbing solar radiation. In the boreal forest, the large number of gaps and heterogeneities further complicates these processes. Several studies have adequately measured and modeled the transmittance of solar radiation through forest canopies in wester...
Presentation
Full-text available
Boreal forest covers a third of Canada surface and accounts for 75% of all its forests. Over this type of environment, most of the previous measurements of surface-atmosphere water and energy fluxes are obtained with the eddy covariance method. While being very reliable, the method has a local scale footprint of a few hectares. This can be problema...
Presentation
Full-text available
Boreal forest covers roughly 14% of the earth emerged surface and consists of a third or all the forests in the world. There are many studies on the surface-atmosphere exchanges of water and energy for this type of environment. However, most of the previous experiments use the eddy covariance method to measure these fluxes. The method, while being...
Presentation
Assessing domestic wastewater flow sources in Lake St. Charles (Québec) using applied hydro-limnological approach.
Article
Accepting the concept of equifinality may result in larger uncertainty associated with model predictions than that of the optimal parameter set paradigm. Despite the existence of uncertainty characterization methods, the semi-distributed hydrological model HYDROTEL has been used within the latter paradigm. What is the impact of hypothesizing an opt...
Presentation
Full-text available
This three-year collaborative research project involving the Northern Climate ExChange (NCE, Yukon College), l’Institut National de la Recherche Scientifique (INRS, Centre Eau Terre Environnement) and Yukon Energy Corporation (YEC) focuses on the development of a tool to accurately forecast reservoir inflows (14 day-lead time) using HYDROTEL as the...
Presentation
Full-text available
Boreal forest covers roughly 10% of the earth emerged surface, making it one of the world most common type of landscape. There is a large number of studies on the land- atmosphere exchanges of water and energy for this type of forested surfaces. However, few were located in complex terrain, and to the best of our knowledge, none have looked at cont...
Article
Full-text available
Low flow conditions are governed by short-to-medium term weather conditions or long term climate conditions. This prompts the question: given climate scenarios, is it possible to assess future extreme low flow conditions from climate data indices (CDIs)? Or should we rely on the conventional approach of using outputs of climate models as inputs to...
Poster
Full-text available
The objective of this project is to implement a distributed hydrological modeling system on key watersheds for Yukon Energy Corporation (YEC). This system will be used for operational reservoir-inflow and facilities forecasting with different lead times (e.g.,1-14 days) as well as seasonal and long-term planning. An innovative data assimilation too...
Poster
Full-text available
La forêt boréale est le type d’environnement le plus commun au Canada, occupant environ 30% du territoire. Pour mieux exploiter cette forêt et le potentiel hydroélectrique de ses rivières, il est nécessaire de mesurer, comprendre et modéliser les processus physiques affectant son hydrologie et son climat. Ces dernières caractéristiques sont particu...
Article
Full-text available
Peatlands occupy around 13% of the land cover of Canada, and thus play a key role in the water balance at high latitudes. They are well known for having substantial water loss due to evapotranspiration. Since measurements of evapotranspiration are scarce over these environments, hydrologists generally rely on models of varying complexity to evaluat...
Article
Full-text available
Study Region: In Canada, dams which represent a high risk to human loss of life, along with important environmental and financial losses in case of failure, have to accommodate the Probable Maximum Flood (PMF). Five Canadian basins with different physiographic characteristics and geographic locations, and where the PMF is a relevant metric have bee...
Conference Paper
Full-text available
The estimation of the Predicted Environmental Concentrations (PEC) of a pesticide is an essential first step when performing an ecotoxicological risk assessment for aquatic environments. In the past, the lack of readily available databases, scenarios and tools to define PEC have limited the development and use of pesticide risk assessment practices...
Article
Several businesses and industries rely on rainfall forecasts to support their day-to-day operations. To deal with the uncertainty associated with rainfall forecast, some meteorological organisations have developed products, such as ensemble forecasts. However, due to the intensive computational requirements of ensemble forecasts, the spatial resolu...
Article
The Northeastern Black Soil Region plays a key role in food supply in China. Identifying spatio-temporal variation of soil properties as influenced by environmental factors has become essential for future agricultural development. A total of 5891 topsoil samples (0–20 cm) were collected and soil organic carbon (SOC) and pH were measured in the Jili...
Presentation
Full-text available
Solar irradiance is the largest driver of land-surface exchanges of energy, water and trace gases. Its absorption by a forest canopy generates considerable sensible and latent heat fluxes as well as tree temperature changes. A fraction of the irradiance gets transmitted through the canopy and powers another layer of energy fluxes which can reach su...
Poster
Full-text available
La prévision du risque hydrologique s’appuie sur la modélisation pour dresser le portrait du cycle de l’eau au Québec dans un climat futur changeant. Une lacune importante des modèles hydrologiques actuels est leurs formulations pour estimer l’évapotranspiration, qui ne sont pas pourvues d’une contrainte de conservation de l’énergie à la surface. T...
Article
Full-text available
The Northeastern Black Soil Region plays a key role in food supply in China. Identifying spatio-temporal variation of soil properties as influenced by environmental factors has become essential for future agricultural development. A total of 5891 topsoil samples (0-20 cm) were collected and soil organic carbon (SOC) and pH were measured in the Jili...