[PDF] Top 20 Identifying Karst Aquifers Recharge Area Using Environmental Isotopes: Case Study in Central Italy

... These isotopes are often applied in hydrogeological investigations to study precipitations, groundwater recharge, groundwater-surface water interactions, delineation of flow systems and ... See full document

... mean recharge elevation range between 916 and 1050 m asl and the average TDS content is less than 300 mg/l indi- cating short groundwater flow paths and short residence time (Mg/Ca ~ ...mean recharge ... See full document

... global environmental emergency, especially for the effects of ongoing climate change on groundwater ...Region, Central Italy, as in the whole Apennine Mountains chain, is stored in karst ... See full document

... the area; 2) induced problems in obtaining enough water for local people use; and 3) degraded the soil which has led to a decrease in water infiltration and percolation to ...and environmental changes call ... See full document

... of karst aquifers within single conduits or parameter fields in a spatial continuum, however mainly concentrate on mod- eling water fluxes within the saturated ...of karst makes it tremendously ... See full document

... a case study on artificial recharge at optimum location in North West part of Puducherry has been elucidated in this ...The study area covers the North West region of the Union ... See full document

... site area. The model covers an area of 65 km 2 , including a western offshore strip of 9 km 2 ...analyzed using the T-PROGS software (Carle, 1999) and provided the spatial distribution of the hydro- ... See full document

... main aquifers, which are mainly tapped for drinking water, ir- rigation and spas, have been ...this study are very ...two aquifers interact vertically and laterally, to give rise to mixed waters ... See full document

... only karst recharge model developed for large-scale ...simulates karst po- tential recharge (Fig. 1a). The representation of karst pro- cesses in VarKarst is based on a previous ... See full document

... of karst cavities is governed by a number of complex processes and factors: closed water level to the surface, thickness of the Mio-Plio Quaternary filling deposits (Cqua), roof thickness (ET), karst ... See full document

... the island. About 65% of the population do not have permanent access to groundwater and primarily harvest rainwater from roofs into tanks, which are only sufficient during the wet season and have issues with bacterial ... See full document

... Investigation of the strontium chemistry of waters from the Castle Hayne and other aquifers in the Northern Coastal Plain indicates that strontium and its isotopes will be useful trac[r] ... See full document

... experiments using combined phage and silica colloid suspensions made up in synthetic groundwater resulted not only in breakthrough of the injected phage, but also release of the phage which had not been eluted by ... See full document

... 2) A tower and E4 high-rise residential building, the monitoring points are basically the same trend, no more than the standard allowed uneven settlement occurred. The pile raft foundation has good applicability in the ... See full document

... slide area as a proxy for landslide destructiveness and of landslide ...the area of the individ- ual slope failures from the multi-temporal landslide inven- ...landslide area is a reasonable measure ... See full document

... Abstract. Flood processes and effects are examined, con- cerning two rivers in an urbanized area in North-Western Italy (Piedmont – Cuneo Plain). In May 2008, some areas in Northern Italy were struck ... See full document

... storage karst regions, although karst terrain often acts as a natural flood control particularly when it is bare and dom- inated by ...A study using a hydrogeochemical ap- proach and assessing ... See full document

... A steady-state discrete conduit network model for the Hölloch cave was developed by Jeannin (2001) combining observed heads, discharge rates, conduit sizes and conduit lengths. The model only represents the conduit flow ... See full document

... The basalt flows and stratified sequence of this unit act as an aquiclude, except along fractured zones or within the entrapped sediments between basalt flows. Italconsult (1973) treated the basal basalt (lowest layer in ... See full document

... and aquifers in cli- matically different locations, because this method character- izes the aquifer independently from system inputs; ...of karst groundwater-flow sys- tems and the challenges associated ... See full document