Allergic rhinitis (AR) is a systemic allergic disease that has a considerable impact on patients’
quality of life. Current treatments include antihistamines and nasal steroids; however, their …

Most people can easily find any place with enough portable devices and big data. Location
information must already be known to someone, verified, and provided by a trusted provider. …

Groundwater from springs, test boreholes and domestic wells was investigated to assess
the flow system of basaltic aquifers at base-flow conditions in the southwestern part of Jeju …

The increase in extreme heavy rain due to climate change is a critical factor in the fate of
urban and agricultural pollutants in aquatic system. Nutrients, including NO 3 − and PO 4 3− , …

The excessive input of nutrients into groundwater can accelerate eutrophication in associated
surface water systems. This study combined hydrogeochemistry, multi isotope tracers, and …

In order to confirm the similar behavior of Eu and Am in heterogeneous geological materials,
we carried out the batch experiments for determining the sorption property of radionuclides, …

The naturally occurring radioisotope 222 Rn was used as a partitioning tracer to evaluate
the presence and amount of a non-aqueous phase liquid (NAPL) in an aquifer. The batch …

When environmental tracers are used to determine groundwater age distributions, various
factors including measurement error, model structural error, and sample contamination can …

The seasonal variation of the 7 Be activities in air was monitored by a continuous sampling
with a high volume air dust sampler. And also, 7 Be and 3 H activities in precipitation were …

Study region Noseong Stream watershed in Nonsan, Chuncheongnam-do, South Korea.
Study focus This study aims to identify and quantify groundwater inflow to a stream based on …