Scientific Research Publishing

Read  full  paper  at: http://www.scirp.org/journal/PaperInformation.aspx?PaperID=53854#.VNhgLCzQrzE Author(s)  Eliene Lopes de Souza 1 , Paulo Galvao 2* , Roseli de Almeida 1 , Cleane Pinheiro 3 , Marcus Baessa 4 , Marcio Cabral 1   Affiliation(s) 1 Institute of Geosciences, Federal University of Pará (UFPA), Belém, Brazil . 2 Institute of Geosciences, University of Sao Paulo, Sao Paulo, Brazil . 3 Institute of Environment and Spatial Planning of the State of Amapá (IMAP), Macapá, Brazil . 4 Leopoldo Américo Miguez de Mello Center for Research and Development (CENPES), Rio de Janeiro, Brazil . ABSTRACT The study area is the Urucu Oil Province, Municipality of Coari, State of Amazonas, Brazil. This research represents a contribution to the hydrogeological knowledge in the northern region of Brazil, particularly in the central part of the Amazon rainforest, where researches on isotopic are still incipient. The primary goal was to determi...

Read full paper at: http://www.scirp.org/journal/PaperInformation.aspx?PaperID=51133#.VFbY42fHRK0 Author(s)   Luis C. Alatorre 1* , Rolando E. Díaz 2* , Sonia Miramontes 1 , Luis C. Bravo 1 , Erick Sánchez 1 Affiliation(s) 1 División Multidisciplinaria de la UACJ en Cuauhtémoc, Universidad Autónoma de Ciudad Juárez, Chihuahua, México . 2 El Colegio de Sonora, Calle Obregón #54, Col. Centro, Hermosillo, México . ABSTRACT In hydrogeology it is of great interest to examine the temporal and spatial evolution of aquifers. There are different ways of modeling an aquifer: physical models, models based on analog and mathematical techniques. Usually, mathematical techniques involve complex operations difficult to u...

Read full paper at: http://www.scirp.org/journal/PaperInformation.aspx?PaperID=48789#.VDdUFFfHRK0 Author(s) George Gaprindashvili , Merab Gaprindashvili Affiliation(s) 1Department of Geology, National Environmental Agency, Ministry of Environment and Natural Resources Protection, Tbilisi, Georgia 2Vakhushti Bagrationi Institute of Geography, Ivane Javakhishvili Tbilisi State University, Tbilisi, Georgia . Department of Geology, National Environmental Agency, Ministry of Environment and Natural Resources Protection, Tbilisi, Georgia . ABSTRACT As it is known fresh water represents conditioned factor for human body’s life. That’s why the superiority of drinking water is recognized as human body’s priority according to the international declar...