Search Results - "Gooddy, D C"

Global patterns of nitrate storage in the vadose zone by Ascott, M. J., Gooddy, D. C., Wang, L., Stuart, M. E., Lewis, M. A., Ward, R. S., Binley, A. M.

“…Global-scale nitrogen budgets developed to quantify anthropogenic impacts on the nitrogen cycle do not explicitly consider nitrate stored in the vadose zone…”
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A review of the impact of climate change on future nitrate concentrations in groundwater of the UK by Stuart, M.E., Gooddy, D.C., Bloomfield, J.P., Williams, A.T.

“…This paper reviews the potential impacts of climate change on nitrate concentrations in groundwater of the UK using a Source–Pathway–Receptor framework…”
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The practicalities of using CFCs and SF6 for groundwater dating and tracing by Darling, W.G., Gooddy, D.C., MacDonald, A.M., Morris, B.L.

“…Knowledge of groundwater residence time is important in understanding key issues in the evolution of water quality, whether this occurs due to water–rock…”
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Impacts of climate change on the fate and behaviour of pesticides in surface and groundwater—a UK perspective by Bloomfield, J.P., Williams, R.J., Gooddy, D.C., Cape, J.N., Guha, P.

“…Over the last two decades significant effort has been dedicated to understanding the fate and transport of pesticides in surface water and groundwater and to…”
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The nitrate time bomb: a numerical way to investigate nitrate storage and lag time in the unsaturated zone by Wang, L., Butcher, A. S., Stuart, M. E., Gooddy, D. C., Bloomfield, J. P.

“…Nitrate pollution in groundwater, which is mainly from agricultural activities, remains an international problem. It threatens the environment, economics and…”
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Residence times of shallow groundwater in West Africa: implications for hydrogeology and resilience to future changes in climate by Lapworth, D. J., MacDonald, A. M., Tijani, M. N., Darling, W. G., Gooddy, D. C., Bonsor, H. C., Araguás-Araguás, L. J.

“…Although shallow groundwater (<50 mbgl) sustains the vast majority of improved drinking-water supplies in rural Africa, there is little information on how…”
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Source and persistence of pesticides in a semi-confined chalk aquifer of southeast England by Lapworth, D.J., Gooddy, D.C.

“…Pesticide contamination in groundwater is an increasing problem that poses a significant long-term threat to water quality. Following the detection of elevated…”
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Tracing groundwater flow and sources of organic carbon in sandstone aquifers using fluorescence properties of dissolved organic matter (DOM) by Lapworth, D.J., Gooddy, D.C., Butcher, A.S., Morris, B.L.

“…The fluorescence properties of groundwaters from sites in two UK aquifers, the Penrith Sandstone of Cumbria and the Sherwood Sandstone of South Yorkshire, were…”
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A model of potential carbon dioxide efflux from surface water across England and Wales using headwater stream survey data and landscape predictors by Rawlins, B. G, Palumbo-Roe, B, Gooddy, D. C, Worrall, F, Smith, H

“…Measurements of CO2 partial pressures (pCO2) in small headwater streams are useful for predicting potential CO2 efflux because they provide a single…”
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Using environmental tracers to assess the extent of river–groundwater interaction in a quarried area of the English Chalk by Darling, W.G., Gooddy, D.C., Riches, J., Wallis, I.

“…The Swanscombe area of Kent, SE England represents a typical example of a heavily quarried Chalk area currently undergoing re-development. Because the Chalk is…”
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Groundwater residence time and movement in the Maltese islands – A geochemical approach by Stuart, M.E., Maurice, L., Heaton, T.H.E., Sapiano, M., Micallef Sultana, M., Gooddy, D.C., Chilton, P.J.

“…The Maltese islands are composed of two limestone aquifers, the Upper and Lower Coralline Limestone separated by an aquitard, the ‘Blue Clay’. The Lower…”
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Assessing the applicability of global CFC and SF6 input functions to groundwater dating in the UK by DARLING, W. G, GOODDY, D. C

“…Chlorofluorocarbons (CFCs) and sulphur hexafluoride (SF6) are increasingly being used to date recent groundwater components. While these trace gases are…”
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The potential for methane emissions from groundwaters of the UK by Gooddy, D.C., Darling, W.G.

“…Methane (CH 4) is only a trace constituent of the atmosphere but an important greenhouse gas. Although groundwater is unlikely to be a major source of…”
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Deep urban groundwater vulnerability in India revealed through the use of emerging organic contaminants and residence time tracers by Lapworth, D.J., Das, P., Shaw, A., Mukherjee, A., Civil, W., Petersen, J.O., Gooddy, D.C., Wakefield, O., Finlayson, A., Krishan, G., Sengupta, P., MacDonald, A.M.

“…Demand for groundwater in urban centres across Asia continues to rise with ever deeper wells being drilled to avoid shallow contamination. The vulnerability of…”
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Groundwater, flooding and hydrological functioning in the Findhorn floodplain, Scotland by MacDonald, A. M., Lapworth, D. J., Hughes, A. G., Auton, C. A., Maurice, L., Finlayson, A., Gooddy, D. C.

“…A large floodplain of the River Findhorn, northeast Scotland, was investigated using hydrogeological and hydrochemical methods (including residence time…”
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Emerging contaminants in urban groundwater sources in Africa by Sorensen, J.P.R., Lapworth, D.J., Nkhuwa, D.C.W., Stuart, M.E., Gooddy, D.C., Bell, R.A., Chirwa, M., Kabika, J., Liemisa, M., Chibesa, M., Pedley, S.

“…The occurrence of emerging organic contaminants within the aquatic environment in Africa is currently unknown. This study provides early insights by…”
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Groundwater recharge and age-depth profiles of intensively exploited groundwater resources in northwest India by Lapworth, D. J., MacDonald, A. M., Krishan, G., Rao, M. S., Gooddy, D. C., Darling, W. G.

“…Intensive irrigation in northwest India has led to growing concerns over the sustainability of current and future groundwater ion. Environmental tracers and…”
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The significance of colloids in the transport of pesticides through Chalk by Gooddy, D.C., Mathias, S.A., Harrison, I., Lapworth, D.J., Kim, A.W.

“…Agrochemical contamination in groundwater poses a significant long term threat to water quality and is of concern for legislators, water utilities and…”
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Online fluorescence spectroscopy for the real-time evaluation of the microbial quality of drinking water by Sorensen, J.P.R., Vivanco, A., Ascott, M.J., Gooddy, D.C., Lapworth, D.J., Read, D.S., Rushworth, C.M., Bucknall, J., Herbert, K., Karapanos, I., Gumm, L.P., Taylor, R.G.

“…We assessed the utility of online fluorescence spectroscopy for the real-time evaluation of the microbial quality of untreated drinking water. Online…”
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Hydrochemical heterogeneity in an upland catchment: further characterisation of the spatial, temporal and depth variations in soils, streams and groundwaters of the Plynlimon forested catchment, Wales by Shand, P, Haria, A.H, Neal, C, Griffiths, K.J, Gooddy, D.C, Dixon, A.J, Hill, T, Buckley, D.K, Cunningham, J.E

“…The heterogeneous nature of upland hard-rock catchments in terms of geology, geomorphology, superficial deposits, soil type and land use gives rise to a range…”
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