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S. Johana Grajales-Mesa and Grzegorz Malina
This study evaluates, under field conditions, the efficiency of a permeable reactive barrier (PRB) with compost and brown coal to remove trichloroethylene (TCE) (109 µg/L) from contaminated groundwater. Three stainless steel boxes (1.2 × 0.5 × 0.5 m) wit...
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Byong Wook Cho and Chang Oh Choo
Uranium concentrations (a total of 82 samples) in groundwater in Icheon, middle Korea, showed a wide range from 0.02 to 1640 µg/L with a mean of 56.77 µg/L, a median of 3.03 µg/L, and a standard deviation of 228.63 µg/L. Most groundwater samples had quit...
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Nikola Pfauserová, Ondrej Slavík, Pavel Horký, Jitka Kolárová and Tomá? Randák
The introduction of non-native species and human-altered habitats are currently the main threats to freshwater ecosystems. Due to predation and competition, biological invaders can cause extinctions and imperil the status of native species, and this phen...
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Huiying Ren, Z. Jason Hou, Mark Wigmosta, Ying Liu and L. Ruby Leung
Changes in extreme precipitation events may require revisions of civil engineering standards to prevent water infrastructures from performing below the designated guidelines. Climate change may invalidate the intensity-duration-frequency (IDF) computatio...
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Emilio Grande, Ate Visser, Pamela Beitz and Jean Moran
Water bodies in the East Bay Regional Park District (EBRPD), California, United States, provide aesthetic value and critical ecosystem services, but are often adversely affected by the activities and infrastructure of the intensely urban environment that...
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Erlangga Ibrahim, Hikhmadhan Gultaf, Hendra Saputra, Lea Kristi Agustina, Virgian Rahmanda, Cahli Suhendi, M. R. P. Sudibyo, Reza Rizki
Pág. 107 - 110
Institut Teknologi Sumatera (ITERA), ITB and local governments had been cooperated in establishing an astronomy observatory of ITERA Lampung (OAIL), which was located at Mt. Betung in the Pasawaran area. Geological setting of this area showed that the do...
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Mafalda S. Gonçalves, Liliana G. Fidalgo, Silvia G. Sousa, Rui P. Queirós, Sónia M. Castro, Carlos A. Pinto and Jorge A. Saraiva
The effect of thermal pasteurization (TP, 62.5 °C/30 min?conditions similar to those used in milk banks/hospitals, known as Holder pasteurization) and high-pressure pasteurization (HPP: 400?625 MPa/2.5?30 min) was studied on immunoglobulin (IgG, IgM and ...
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Xiaojuan Wang and Weilan Wang
As there is a lack of public mark samples of Tibetan historical document image characters at present, this paper proposes an unsupervised Tibetan historical document character recognition method based on deep learning (UD-CNN). Firstly, using the Tibetan...
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Raquel Ibarra, Darío Bolaños-Guerrón and Luis Cumbal-Flores
This study evaluates the pollution of the Machángara River basin in Ecuador. For the assessment, water samples were pumped from the river for 1 to 4 h, with a representative water sample of 4 L collected. In the site and laboratory, the physicochemical p...
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Yu Yin, Ziteng Cui, Xiao Zhang, Jian Song, Xueyi Zhang, Yongqiang Chen and Zhi Dou
Clay is widely encountered in nature and directly influences seepage behaviors, exerting a crucial impact on engineering applications. Under low hydraulic gradients, seepage behaviors have been observed to deviate from Darcy?s law, displaying a non-linea...
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