Search Results - "Molson, John"

Numerical Modelling of Permafrost Dynamics under Climate Change and Evolving Ground Surface Conditions: Application to an Instrumented Permafrost Mound at Umiujaq, Nunavik (Québec), Canada by Perreault, Julie, Fortier, Richard, Molson, John W

“…Numerical simulations were carried out based on a conceptual cryohydrogeological model of a permafrost mound near Umiujaq, Nunavik (Québec), Canada, to assess…”
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Issues and Options in the Delineation of Well Capture Zones under Uncertainty by Frind, Emil O., Molson, John W.

“…The delineation of wellhead protection areas (WHPAs) under uncertainty is still a challenge for heterogeneous porous media. For granular media, one option is…”
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Re-interpreting renewable and non-renewable water resources in the over-pressured Pannonian Basin by Czauner, Brigitta, Szijártó, Márk, Sztanó, Orsolya, Ben Mahrez, Hana, Molson, John, Oláh, Soma, Mádl-Szőnyi, Judit

“…With climate change, population growth and the resulting escalating water shortage, humanity is increasingly turning to non-renewable and even fossil…”
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Performance of passive systems for mine drainage treatment at low temperature and high salinity: A review by Ben Ali, Houssem E., Neculita, Carmen M., Molson, John W., Maqsoud, Abdelkabir, Zagury, Gérald J.

“…•Low temperature and high salinity characterize mine drainage in northern climate.•Passive (bio)-chemical treatment of mine drainage is challenging in northern…”
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Salinity and low temperature effects on the performance of column biochemical reactors for the treatment of acidic and neutral mine drainage by Ben Ali, Houssem E., Neculita, Carmen M., Molson, John W., Maqsoud, Abdelkabir, Zagury, Gérald J.

“…Passive biochemical reactors (PBRs) represent a promising option for the treatment of mine drainage. In this study, the influence of temperature (22 and 5 °C),…”
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Parameter sensitivity analysis of a two-dimensional cryo-hydrogeological numerical model of degrading permafrost near Umiujaq (Nunavik, Canada) by Albers, Britt M. C., Molson, John W., Bense, Victor F.

“…A calibrated field-scale numerical model of groundwater flow and permafrost degradation has been used in a sensitivity analysis of permafrost thaw on thermal…”
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Numerical simulations of shallow groundwater flow and heat transport in continuous permafrost setting under impact of climate warming by Shojae Ghias, Masoumeh, Therrien, René, Molson, John, Lemieux, Jean-Michel

“…Numerical simulations of coupled groundwater flow and heat transport are used to address how hydrogeological conditions can affect permafrost dynamics. The…”
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Groundwater Flow Quantification in Fractured Rock Boreholes Using Active Distributed Temperature Sensing Under Natural Gradient Conditions by Maldaner, Carlos H., Munn, Jonathan D., Coleman, Thomas I., Molson, John W., Parker, Beth L.

“…Detection and quantification of groundwater flow in fractures is challenging due to its irregular distribution and fine scale, requiring intensive and…”
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Factors affecting river turbidity in a degrading permafrost environment: the Tasiapik River, Umiujaq (Nunavik) by Manseau, Frédéric, Bhiry, Najat, Molson, John, Cloutier, Danielle

“…This study focuses on spatiotemporal changes in water turbidity in relation to permafrost to document the impact of meteorological conditions and water flow on…”
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Understanding shallow and deep flow for assessing the risk of hydrocarbon development to groundwater quality by Raynauld, Mélanie, Peel, Morgan, Lefebvre, René, Molson, John W., Crow, Heather, Ahad, Jason M.E., Ouellet, Michel, Aquilina, Luc

“…In recent years, concerns have been raised about the potential environmental impacts of oil and gas (O&G) exploitation, especially regarding groundwater…”
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Long-Term Temperature Evaluation of a Ground-Coupled Heat Pump System Subject to Groundwater Flow by Jaziri, Nehed, Raymond, Jasmin, Giordano, Nicoló, Molson, John

“…The performance of ground-coupled heat pump systems (GCHPs) operating under significant groundwater flow can be difficult to predict due to advective heat…”
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Guidelines for cold‐regions groundwater numerical modeling by Lamontagne‐Hallé, Pierrick, McKenzie, Jeffrey M., Kurylyk, Barret L., Molson, John, Lyon, Laura N.

“…The impacts of ongoing climate warming on cold‐regions hydrogeology and groundwater resources have created a need to develop groundwater models adapted to…”
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Delineating baseflow contribution areas for streams – A model and methods comparison by Chow, Reynold, Frind, Michael E., Frind, Emil O., Jones, Jon P., Sousa, Marcelo R., Rudolph, David L., Molson, John W., Nowak, Wolfgang

“…This study addresses the delineation of areas that contribute baseflow to a stream reach, also known as stream capture zones. Such areas can be delineated…”
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Groundwater age in fractured porous media: Analytical solution for parallel fractures by Doyon, Bernard, Molson, John W.

“…► We present an analytical solution for groundwater age in a fractured medium. ► The solution considers advection, dispersion and molecular diffusion. ►…”
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Preventing Acid Mine Drainage with an Elevated Water Table: Long-Term Column Experiments and Parameter Analysis by Ouangrawa, Mariam, Aubertin, Michel, Molson, John W, Bussière, Bruno, Zagury, Gérald J

“…The elevated water table (EWT) technique for preventing acid mine drainage (AMD) was tested using instrumented laboratory columns containing reactive tailings…”
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Oxygenated gasoline release in the unsaturated zone, Part 2: Downgradient transport of ethanol and hydrocarbons by Freitas, Juliana G., Doulatyari, Behnam, Molson, John W., Barker, James F.

“…In the event of a gasoline spill containing oxygenated compounds such as ethanol and MTBE, it is important to consider the impacts these compounds might have…”
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Simulating the impact of climate change on the groundwater resources of the Magdalen Islands, Québec, Canada by Lemieux, Jean-Michel, Hassaoui, Jalil, Molson, John, Therrien, René, Therrien, Pierre, Chouteau, Michel, Ouellet, Michel

“…•The freshwater–saltwater transition zone is directly observed for the first time in the islands.•Impact of sea-level rise, groundwater recharge and coastal…”
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Migration and fate of ethanol-enhanced gasoline in groundwater: A modelling analysis of a field experiment by Freitas, Juliana G., Mocanu, Marian T., Zoby, José Luiz G., Molson, John W., Barker, James F.

“…Ethanol use as a gasoline additive is increasing, as are the chances of groundwater contamination caused by gasoline releases involving ethanol. To evaluate…”
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Cysteine-rich protein reverses weight loss in lung cancer patients receiving chemotherapy or radiotherapy by Tozer, Richard G, Tai, Patricia, Falconer, Wilma, Ducruet, Thierry, Karabadjian, Annie, Bounous, Gustavo, Molson, John H, Dröge, Wulf

“…Oxidative stress plays a role in the tumor-cytotoxic effect of cancer chemotherapy and radiotherapy and also in certain adverse events. In view of these…”
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Mass fluxes of xenobiotics below cities: challenges in urban hydrogeology by Schirmer, Mario, Reinstorf, Frido, Leschik, Sebastian, Musolff, Andreas, Krieg, Ronald, Strauch, Gerhard, Molson, John W., Martienssen, Marion, Schirmer, Kristin

“…Urban areas are the focus of major ecological, social and economical activity. They are thus also prime locations of increasing conflict with regard to water…”
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