RESIDENCE TIME CALCULATIONS FOR SURFACE WATERS
Eurasian Arctic shelf hydrography: exchange and residence time of southern Laptev Sea waters
... the time of the main river discharge, which is about 4–5 times higher than the annual mean discharge ...the surface waters are generally cold and within about 1 1C above the freezing point ( ...a ...
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Modelling of metaldehyde concentrations in surface waters: A travel time based approach
... of surface water, with implications for drinking water ...in surface runoff at abstraction sites with a view to inform surface water abstraction decisions, hence a model has been developed to describe ...
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AquaVar: Real Time Models for Underground and Surface Waters Management at Catchment Scale
... that are frequently under the thread of natural hazards like inundations or landslides. New urban developments appear more vulnerable and request a higher effort for risk management based on systems able to anticipate ...
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Surface waters in Europe. Surface waters in Europe Lesson plan (Polish) Lesson plan (English)
... The aforementioned classifications will serve to characterise the river network in Europe. Source: Wydawnictwo Edukacyjne Wiking, licencja: CC BY 3.0. Components of natural environment shaping the river network in Europe ...
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Surface and subsurface transport pathways for pesticides to surface waters
... Paper III showed that at the catchment scale, losses of pesticides to the stream can vary considerably between different areas. These losses appear to be associated mostly with fine-textured soils where rapid runoff ...
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Advanced Exposure-Time Calculations
... Even time-domain projects will suffer significantly when the pixels become large enough that the shot noise from neighboring (static) objects begins to outstrip the ecliptic sky background in a typical ...have ...
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The residence time of water in the atmosphere revisited
... in time to the place where it ...6-hourly surface pressure, specific humidity and zonal and meridional wind speed on model levels covering the entire atmosphere from zero to surface ...computational ...
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Recovery from acidification in European surface waters
... For time series with a greater sampling frequency, the Seasonal Kendall Test (SKT) was ...in time series, whereby data are first grouped into either monthly or quarterly blocks (Hirsch et ...
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Dynamic modelling of acidification of Norwegian surface waters
... The calculations were done using the MAGIC ...Norwegian surface waters observed since 1990 can be expected to continue to increase slightly through 2020 if the planned emission reductions of the ...
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Flushing Time Versus Residence Time for the Great Bay Estuary
... Therefore, residence time is often expressed as a range of results, although mean residence times can also be ...given. Residence time models can also be used to generate maps to show ...
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Microbial methylated amine metabolism in marine surface waters
... Acknowledgments I would like to acknowledge the guidance, both technical and academic, and generous support of my primary supervisor, Dr. Yin Chen, as well as the time he has dedicated towards thought provoking ...
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Return of naturally sourced Pb to Atlantic surface waters
... shorter residence time for Pb in ocean surface waters of the studied area than the value of several years that is typically assumed, based on investigations of oligotrophic regions of the ...
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A modelling assessment of acidification and recovery of European surface waters
... acid-sensitive surface waters across ...in time-series of water chemistry ...of surface waters will take several decades as soils slowly replenish their depleted base cation ...these ...
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Monitoring dissolved organic carbon in surface and drinking waters
... finished waters) controlled by the TOC analyzer was used to collect daily values of organic matter ...flushing time, number of analyses per stream, and reagent flow ...
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Siphonophores from surface waters of the Colombian Pacific Ocean
... To examine the response of the siphonophore community to environmental conditions, we performed non-metric Multidimensional Scaling (nMDS) analysis (Clarke et al., 2014 ). nMDS is an ordination technique that seeks to ...
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Methanol acetaldehyde and acetone in the surface waters of the Atlantic Ocean
... and surface emissions of reactive trace gases and aerosols from anthropogenic, biogenic, and biomass burning ...the time period of the ...this time period was ...
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Phosphorus losses from agricultural land to surface waters
... Drainage water from the culvert in the 2.67 ha horse grazing area was attributed to the whole 7.2 ha study area. Phosphorus concentrations (both total P and DRP) in drainage water from the site were found to be very high ...
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Effect of aeration on residence time in biological wastewater treatment
... calculated. Residence time distributions in each scenario were compared applying numerical tracer ...the calculations is that the aeration reduces the theoretical residence time ...
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Residence time distribution during egg yolk pasteurisation
... The results of the calibration of the individual conduc- tivity probes as a function of salt concentration in the pasteurised yolk are included in Fig. 4. It results from this calibration that every probe reacts in a ...
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