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Fernanda Luisa Ramalho, João Batista Pereira Cabral, Wellmo dos Santos Alves, Assunção Andrade de Barcelos, Francismário Ferreira dos Santos and Alexandre Tadeu Paulino
The present study aimed to analyze the spatial?temporal variation of water streams using Quality Indexes of the Minas Gerais Institute of Water Management (WQI-IGAM), compared with physical?chemical and biological variables established by the CONAMA Reso...
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Usman Khan, Hammad Tariq Janjuhah, George Kontakiotis, Adnanul Rehman and Stergios D. Zarkogiannis
The Indus River is Asia?s longest river, having its origin in the Tibet Mountain northwest of Pakistan. Routed from northern Gilgit and flowing to the plains, the river passes through several provinces and is connected by numerous small and large tributa...
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Ilan Stavi, Tamir Rozenberg, Ashraf Al-Ashhab, Eli Argaman and Elli Groner
Ancient agricultural stone terraces, dated to the Roman and Byzantine ages, are prevalent across the Negev drylands of Southern Israel. The goal of these structures was to reduce hydrological connectivity by harvesting water runoff and controlling soil e...
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Liqin Dong, Guangxin Zhang, Xiping Cheng and Yanfang Wang
The Pettitt abrupt change test method based on ArcGIS was used to undertake change-point analysis on climatic (precipitation and potential evapotranspiration; 39 meteorological stations) and runoff data (27 hydrological stations) from 1954?2015 in the Ne...
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Liqin Dong, Guangxin Zhang, Xiping Cheng and Yanfang Wang
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Andrey Puchkov and Evgeny Yakovlev
The paper is devoted to the assessment of the content of anthropogenic radionuclides in tundra landscapes of the subarctic zone of Russia. The authors of the article studied the features of accumulation and migration of anthropogenic radionuclides and id...
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Aparecido Ribeiro Andrade, Gustavo Sartori Pottker, Paulo Costa Oliveira Filho, Artur Lourival da Fonseca Machado
Pág. 349 - 361
This study aimed to quantify the influence of anthropogenic activity in changing the microclimate of the urban area of a small town. To this end, the temperature and relative humidity were monitored over six days using a direct-reading thermo-hygrometers...
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Rocio Vaca, Pedro Del Águila, Gustavo Yañez-Ocampo, Jorge A. Lugo and Nadia De la Portilla-López
Erosion significantly decreases the depth of a soil, the nutrients available for plants, the organic matter and, consequently, the productivity of the edaphic environment. Due to the above considerations, the objective of this study was to evaluate, thro...
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M. Talat Odman, Ran Huang, Aditya A. Pophale, Rushabh D. Sakhpara, Yongtao Hu, Armistead G. Russell and Michael E. Chang
Prescribed burning (PB) is practiced throughout the USA, most extensively in the southeast, for the purpose of maintaining and improving the ecosystem and reducing wildfire risk. However, PB emissions contribute significantly to trace gas and particulate...
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Elena A. Hensel, Martin Kehl, Luisa Wöstehoff, Katharina Neumann, Ralf Vogelsang and Olaf Bubenzer
The Sodicho Rockshelter in the southwestern Ethiopian Highlands presents a unique site that contains sediments of Upper Pleistocene and Holocene occupation phases of hunter-gatherer communities. Excavations and previous geoarchaeological research provide...
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Sandra Zajmi
Pág. 43 - 56
Climate change is the most complex challenge that humankind has had to face in recent times. With each successive generation, redressing the imbalance will be more difficult. Diverse and complex requirements of maintaining life o...
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Ámbar Cerda, Macarena González, Carolina Rodríguez, Jennyfer Serrano and Eduardo Leiva
The excessive deposition of ammonium (reactive nitrogen) in the environment has led to losses of biodiversity and the eutrophication of ecosystems. Anthropogenic sources contribute twice the natural rate of terrestrial reactive nitrogen and provide about...
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Bernardo Duarte, Alexandra Baeta, João Carlos Marques and Isabel Caçador
Atmospheric CO2 enrichment, which is caused to a large extent by anthropogenic activities, is known to interfere with sediment microbial communities via plant rhizospheres. The present work aimed to evaluate this interaction in Spartina maritima ((Curtis...
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Gabriella Caruso, Maria Grazia Giacobbe, Filippo Azzaro, Franco Decembrini, Marcella Leonardi, Stefano Miserocchi, Xiuyun Cao, Chunlei Song and Yiyong Zhou
Bacterial and phytoplankton communities are known to be in close relationships, but how natural and anthropogenic stressors can affect their dynamics is not fully understood. To study the response of microbial communities to environmental and human-induc...
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Francesca Pasquetti, Orlando Vaselli, Giovanni Zanchetta, Barbara Nisi, Marco Lezzerini, Monica Bini and Daniela Mele
Southern Tuscany (Italy) is an important metallogenic district that hosts relevant S-polymetallic deposits that have intensely been exploited for centuries. Consequently, potential toxic elements, such as Hg and As, are widely distributed in the surround...
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Wen Liu, Liankai Zhang, Pengyu Liu, Xiaoqun Qin, Xiaojing Shan and Xin Yao
A karst system, formed by the dissolution of carbonate rocks, is usually susceptible to contamination. Little is known about the composition of natural dissolved organic matter (DOM) in groundwater systems, especially in karstic groundwater. To reveal th...
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Michele Mossa, Donatella Termini and Peter Davies
Understanding of the role of turbulence in controlling transport processes is of paramount importance for the preservation and protection of aquatic ecosystems, the minimisation of deleterious consequences of anthropogenic activity, and the successful su...
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Revink A. Ramadhan, Khairi M-S Abdullah
Pág. 1 - 8
Introduction: Atmospheric air is directly related to human health and irreplaceable to human life and thus an influential parameter of environmental science. Radioactive materials in the air may result in exposure of man every day of our lives by inhalat...
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Jing Chai, Fei Liu, Jian Liu and Xinyong Shen
In this study, we investigate global monsoon precipitation (GMP) changes between the Present Warm Period (PWP, 1900?2000) and the Little Ice Age (LIA, 1250?1850) by performing millennium sensitivity simulations using the Community Earth System Model vers...
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Maria Pogojeva, Evgeniya Korshenko and Alexander Osadchiev
Rivers are among the main sources of marine litter, especially for semi-isolated sea areas with high populations and intense economic activity. The semi-isolated Black Sea located in the Eastern Europe is an example of such an area, whose watershed basin...
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