Correo Electrónico
DNINFOA - SIA
Bibliotecas
Convocatorias
Identidad U.N.
Browsing Earth Sciences Research Journal by Title
Now showing items 137-156 of 373
-
Geochemical Characteristics and Paleoenvironmental Signi cance of the Ordovician Paleokarst Reservoir in the Maigaiti Slope of Tarim Basin
The Ordovician carbonatites of the Maigaiti slope have formed the conditions for the development of large oil and gas fields with karst reservoirs. This study systematically analyzed the isotopic characteristics of carbon, ...Universidad Nacional de Colombia Revistas electrónicas UN Earth Sciences Research Journal. -
Las geociencias en la filatelia
La Filatelia ha sido conocida desde antaño como el "pasatiempo de los reyes y el rey de los pasatiempos", manteniendo y aumentando su popularidad, aun luego de cumplir 153 años desde la introducción del sello de correos.La ...Universidad Nacional de Colombia Revistas electrónicas UN Earth Sciences Research Journal. -
Geoinformation density: a criterion on anh block negotiation
Based on the general information included within the ANH Exploration and Production Information Service, the information distribution densities of the Colombian territory were determined. Thesedensities are referred in ...Universidad Nacional de Colombia Revistas electrónicas UN Earth Sciences Research Journal. -
Geological and geophysical evaluation of the ajana area’s groundwater potential, southwestern nigeria
Acombined geological and geophysical evaluation was madeof the groundwater potential of the Ajana, RemoNorth area in south-western Nigeria; the geology and other structural features of the rocks there strongly influenced ...Universidad Nacional de Colombia Revistas electrónicas UN Earth Sciences Research Journal. -
Geological Characteristics of Unconventional Gas in Coal Measure of Upper Paleozoic Coal Measures in Ordos Basin, China
There are enormous resources of unconventional gas in coal measures in Ordos Basin. In order to study the geological characteristics of unconventional gas in coal Measures in Ordos Basin, we analyzed and summarized the ...Universidad Nacional de Colombia Revistas electrónicas UN Earth Sciences Research Journal. -
Geology and depositional environment of campano-maastrichtian sediments in the anambra basin, southeastern nigeria: evidence from field relationship and sedimentological study
The study area lies within the Anambra Basin and it is made up of Enugu Shale, Mamu Formation, Ajali Sandstone, and Nsukka Formation. This study aimed at determining the geology and depositional environmental of these ...Universidad Nacional de Colombia Revistas electrónicas UN Earth Sciences Research Journal. -
Geology of the florencia gold – telluride deposit (camagüey, cuba) and some metallurgical considerations
This paper describes the results from a study of the Florencia gold-telluride deposit in Central Cuba, including mineralogical, petrographical, microprobe and chemical analysis. Valuable information is provided for the ...Universidad Nacional de Colombia Revistas electrónicas UN Earth Sciences Research Journal. -
Geometric model of the nazca plate subduction in southwest colombia
A geometric model for the subduction of the Nazca plate beneath the South American plate in southwestern of Colombia is proposed based on the relocation of hypocenters of local and distantearthquakes. By means of the ...Universidad Nacional de Colombia Revistas electrónicas UN Earth Sciences Research Journal. -
Geophysical contribution to evaluate the hydrothermal potentiality in egypt: case study: hammam faraun and abu swiera, sinai, egypt
The geothermal potentiality in Egypt has a minor significance in the aspects of the Egyptians life, while the hydraulic and hydrocarbonresources are more convenient. However, some other applications for the geothermal ...Universidad Nacional de Colombia Revistas electrónicas UN Earth Sciences Research Journal. -
Geophysical evidence for an impact crater in vichada, northwestern south america and its economic potential
A prominent positive free-air gravity anomaly mapped over a roughly 50-km diameter basin is consistent with a mascon centered on (4°30'N, -69°15'W) in the Vichada Department, Colombia, South America. The inferred impact ...Universidad Nacional de Colombia Revistas electrónicas UN Earth Sciences Research Journal. -
Geophysical exploration of disseminated and stockwork deposits associated with plutonic intrusive rock: a case study on the eastern flank of colombia’s western cordillera
Disseminated deposits are low-grade, large tonnage deposits which are mainly mined for gold, copper, molybdenum and tin. These deposits are normally associated with intermediate to acid plutonic intrusive rocks and all are ...Universidad Nacional de Colombia Revistas electrónicas UN Earth Sciences Research Journal. -
Geospatial Analysis for the Determination of Hydro-Morphological Characteristics and Assessment of Flash Flood Potentiality in Arid Coastal Plains: A Case in Southwestern Sinai, Egypt
Coastal plains with a unique geographic setting and renewable natural resources are promising for sustainable development; however, these areas may be subjected to some environmental hazards due to their geological setting. ...Universidad Nacional de Colombia Revistas electrónicas UN Earth Sciences Research Journal. -
Geostatistical Analysis for delineating sterile inclusions in Sidi Chennane' phosphatic series, Morrocco
The anomalies detected in phosphatic series of Sidi Chennane, one of phosphatic basins in Morocco, hinder the proper exploitation of phosphate levels and the assessing phosphate reserves seems incorrect. The purpose of ...Universidad Nacional de Colombia Revistas electrónicas UN Earth Sciences Research Journal. -
Gis Based SCS - CN Method For Estimating Runoff In Kundahpalam Watershed, Nilgries District, Tamilnadu
Divination and determination of catchment surface runoff are the most important contestable process of hydrology. Soil Conservation Service - Curve Number (SCS – CN) method is employed to estimate the runoff. It is one of ...Universidad Nacional de Colombia Revistas electrónicas UN Earth Sciences Research Journal. -
GIS-based assessment of aquifer vulnerability using DRASTIC Model: A case study on Kodaganar basin
Groundwater is vulnerable and more susceptible to contamination from various anthropogenic elements. Various steps are taken to measure the groundwater vulnerability for a sustainable groundwater development. The present ...Universidad Nacional de Colombia Revistas electrónicas UN Earth Sciences Research Journal. -
Ground surface temperature histories inferred from 15 boreholes temperature profiles: comparison of two approaches
Understanding the climate change processes requires application of special methodologies for revealing a ground surface temperature history (GSTH). It was proved by different authors that the GSTH may bedetermined on the ...Universidad Nacional de Colombia Revistas electrónicas UN Earth Sciences Research Journal. -
Groundwater investigation in awlad salameh southern sohag, upper egypt
The groundwater was the only water resources in the reclaiming area in Awlad Salameh village in the western side of Nile valley in Sohag governorate, Egypt. The soil was salinized and decrease the income per capita due to ...Universidad Nacional de Colombia Revistas electrónicas UN Earth Sciences Research Journal. -
Groundwater potential zonation by remote sensing and gis techniques and its relation to the groundwater level in the coastal part of the arani and koratalai river basin, southern india
Groundwater is being pumped extensively from the coastal part of the Arani and Koratalai River Basin, Tamil Nadu, India for irrigation and water supply to the city of Chennai. The objective of this study is to delineate ...Universidad Nacional de Colombia Revistas electrónicas UN Earth Sciences Research Journal. -
Human health risk due to trace element contamination in groundwater from the anjani and jhiri river catchment area in northern maharashtra, india
Abstract: Present study was carried out the assessment of ground water chemistry with reference to drinking purpose. We have selected the area of Anjani and Jhiri river catchment of Jalgaon district, northern Maharashtra, ...Universidad Nacional de Colombia Revistas electrónicas UN Earth Sciences Research Journal. -
Hydraulic characteristics of sedimentary deposits at the j-parc proton-accelerator, japan
Hydraulic characteristics of sediments were investigated at J-PARC for the purpose of site characterization in relation with the construction of Japan's largest proton-accelerator. A total of 340 samples extracted from 9 ...Universidad Nacional de Colombia Revistas electrónicas UN Earth Sciences Research Journal.
