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Simple Model for the Antropogenically Forced CO2 Cycle Tested on Measured Quantities

Horst- Joachim Lüdecke & Carl Otto Weiss · Journal of Geography, Environment and Earth Science International · 2017

The carbon dioxide information analysis center ( CDIAC ) provides a remarkable 163 years of data on atmospheric CO2 concentrations, man-made CO2 emissions, and from 1959 onwards CO2 net-fluxes into oceans and biosphere. Currently, half of the anthropogenic CO2 emissions remain in...

Open access Research Article 10.9734/JGEESI/2016/30532

A Numerical Hazard Rating Method for Debris Slide Susceptibility Mapping in Turkana, Kenya

I. E. Osumgborogwu & C. N. Chibo · Journal of Geography, Environment and Earth Science International · 2016

This study presents a numerical rating method for mapping debris slide susceptibility in               Turkana, Kenya. The use of remotely sensed data; 31 m digital elevation model (DEM) 1.5 m SPOT 6 image of study area, and an exploratory soil and agro-climatic zone map of Kenya...

Open access Research Article 10.9734/JGEESI/2016/30548

Morphometry Assessment of Oba River Basin and Its Implications for Flood

I. A. Jesuleye, U. H. Okeke, A. O. Atijosan, R. A. Badru, J. E. Adewoyin & A. T. Alaga · Journal of Geography, Environment and Earth Science International · 2016

The morphometric analysis of the drainage basin and channel network plays a vital role for understanding the geo-hydrological behavior of drainage basin and its implication on flood. Besides the primary aim of studying drainage basin as a geographical unit in order to understand...

Open access Research Article 10.9734/JGEESI/2016/30266

Spatial Analysis for Sustainable Development of El Fayoum and Wadi El Natrun Desert Depressions, Egypt with the Aid of Remote Sensing and GIS

Abd- Alla Gad & Ahmed El-Zeiny · Journal of Geography, Environment and Earth Science International · 2016

El Fayoum and Wadi El Natrun are typical examples of desert depressions, differ in nature;              El Fayoum is connected with the Nile Valley by a major irrigation network, while Wadi El Natrun is inserted in the Eaolian desert landscape. Remote sensing and GIS spatial anal...

Open access Research Article 10.9734/JGEESI/2016/29706

Palynological Analysis of T–well Located South-Western Niger Delta: Implication in Age and Paleoenvironment

D. O. Inyang, D. O. Ikoro, A. E. Itam & U. S. Umana · Journal of Geography, Environment and Earth Science International · 2016

Palynological investigation of T–Well located in the South Western Niger Delta was carried out using 26 ditch cuttings to date and infer paleoenvironment of the sediments penetrated by this interval. The analysis showed - moderately rich palynofloral content consisting of angiosp...

Open access Research Article 10.9734/JGEESI/2016/26211

Cuticular Studies on the Fossil Leaves from Neyveli Lignite Formation, Tamilnadu, India

M. Elayaraja & D. Kumarasamy · Journal of Geography, Environment and Earth Science International · 2016

This work is about the observation of some cuticles recovered from the fossil Angiosperms leaves collected from the Neyveli lignite mines, the leaves are in compressed form. The fossil cuticles     were recovered from the fossil leaves using concentrated Nitric acid with a few cr...

Open access Research Article 10.9734/JGEESI/2016/29276

Updating Landuse Map of Obafemi Awolowo University Campus Using Low-cost Unmanned Aerial Vehicle (UAV) Image

O. S. Popoola, A. T. Salami, K. A. Adepoju, A. T. Alaga, M. O. Oloko-Oba & R. A. Badru · Journal of Geography, Environment and Earth Science International · 2016

This study uses a high resolution digital orthophoto derived from an Unmanned Aerial Vehicle (UAV) aerial photographs to update the landuse map of the Obafemi Awolowo University Campus while focusing on the built up environment. An aerial survey was conducted in the study area us...

Open access Research Article 10.9734/JGEESI/2016/30025

Application of Geotechnical and Geophysical Methods for Engineering Site Evaluation of Emure-Ile, Southwestern, Nigeria

O. O. Falowo, E. G. Imeokparia, O. E. Bamidele, M. P. Otuaga & V. Oluwasegunfunmi · Journal of Geography, Environment and Earth Science International · 2016

Subsoil competence evaluation was carried out in Emure Ile area of Ondo State, Southwestern Nigeria, with the aim of evaluating the competence of the subsurface geology in hosting civil engineering structures. Geotechnical investigation involved analysis of six soil samples for m...

Open access Research Article 10.9734/JGEESI/2016/29609

Gravitational Moon–Earth Forces Triggering Earthquakes in Subduction Zones

Marilia Hagen & Anibal Azevedo · Journal of Geography, Environment and Earth Science International · 2016

In this paper, we investigated the possible interactions of the moon and Earth, mainly in the period 1996-2015. Initially, we considered the gravitational force of Moon vs. Earth by Newton’s equation.  The Moon has an elliptical orbit around the planet that reaches two points of...

Open access Research Article 10.9734/JGEESI/2016/29227

Evaluation of Hydrologic Response to Design Precipitations and Land Use/Land Cover Change in an Ungauged Tropical Rainforest Catchment, Southwest Nigeria

M. O. Orewole, A. A. Kappo, O. O. Orimoogunje, A. T. Salami & F. O. Ukwuoma · Journal of Geography, Environment and Earth Science International · 2016

This study evaluated Opa catchment’s hydrologic response to design precipitations and land use/land cover change. The study involved hydrologic model building, which consisted of basin characteristics’ extraction, meteorological model and control specifications. The basin charact...

Open access Research Article 10.9734/JGEESI/2016/29937

Subsoil Competence Evaluation of Proposed Sites for Underground Utilities Using Non-destructive Integrated Geophysical Surveys and Geotechnical Method

O. O. Falowo, O. E. Bamidele, Y. Akindureni & E. G. Imeokparia · Journal of Geography, Environment and Earth Science International · 2016

One common cause of structural failure is inadequate soil analysis resulting in poor foundation. Therefore in order to prevent failure occurrence of a proposed communication mast and its accessories to be buried within the subsurface at a depth not less than 5 m at Isuada and Iye...

Open access Research Article 10.9734/JGEESI/2016/29491

Environmental Costs of Exploiting Solid Minerals in Nigeria: A Review

Samuel Mark Maton, Nengak Danjuma Marcus, Juliet Dingsten Dodo & Azi Dusu Bulus · Journal of Geography, Environment and Earth Science International · 2016

Mining of solid minerals has been a long time primary activity in Nigeria. The paper has reviewed a number of related works and discovered that mining of metallic minerals, particularly tin, columbite, iron ore and lead as well as mineral fuel like coal is on the increase in rece...

Open access Research Article 10.9734/JGEESI/2016/26855

Application of Geospatial Technology in Watershed Delineation and Extraction of Hydrologic Characteristics in Opa Catchment, Southwestern Nigeria

Maruf Orewole, Ayorinde Kappo, Ibrahim Isa, Samuel Fatile, Isiaka Lukman & Abayomi Alaga · Journal of Geography, Environment and Earth Science International · 2016

This study explored the opportunity offered by geospatial technology to delineate the watershed draining surface water into Opa River, Southwest Nigeria and its tributaries using a selected outlet downstream of Opa reservoir and then carried out extraction of hydrologic character...

Open access Research Article 10.9734/JGEESI/2016/29267

Climate Change: Effects and Adaptive Measures in Africa

Onada Olawale Ahmed & Solomon Oluniyi Ogunola · Journal of Geography, Environment and Earth Science International · 2016

Climate change has constituted a global menace to standard of living in many countries of the world. The developing countries including the Africa continent are among the most susceptible to climate change impact. In order to ensure environmental sustainability, food security and...

Open access Research Article 10.9734/JGEESI/2016/26416

Geochemistry and Petrogenesis of Mafic Doleritic Dykes at Mbaoussi (Adamawa Plateau, Cameroon, Central Africa)

O. F. Nkouandou, J. M. Bardintzeff, P. Dourwe Dogsaye & A. Fagny Mefire · Journal of Geography, Environment and Earth Science International · 2016

Giant mafic doleritic dyke swarms crosscut the Mbaoussi granitoid basement to the North of Ngaoundéré, in Adamawa plateau (Cameroon, Central Africa). The dyke swarm orientation might correspond to reworked Late Pan-African fault zones. Mbaoussi doleritic dykes display intergranul...

Open access Research Article 10.9734/JGEESI/2016/28198