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Geography

2009

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Articles 31 - 60 of 341

Full-Text Articles in Social and Behavioral Sciences

Regional Response To A Statewide Renewable Energy Standard: Status And Trends Of Wind Energy Development In West Michigan, Erik Edward Nordman Nov 2009

Regional Response To A Statewide Renewable Energy Standard: Status And Trends Of Wind Energy Development In West Michigan, Erik Edward Nordman

Erik Edward Nordman

This project used integrated assessment to explore and analyze regional response to Michigan’s renewable portfolio standard (RPS). The RPS required electric providers to generate ten-percent of their electricity from renewable sources by 2015. Wind was identified as a primary source of renewable energy, and much of the state’s wind resources are concentrated in the West Michigan coastal zone. About 28 percent of the state’s planned wind generation capacity is located in the four-county study area. Local governments vary in their current regulations for siting utility-scale wind farms, as well as in their attitudes toward them. The region has significant offshore …


Improvement And Growth Of Local Productive Systems From Identity, Selfsufficiency, Federico Del Giorgio Solfa, Luciana Mercedes Girotto Nov 2009

Improvement And Growth Of Local Productive Systems From Identity, Selfsufficiency, Federico Del Giorgio Solfa, Luciana Mercedes Girotto

Federico Del Giorgio Solfa

This paper intends to begin the discussion of a new territorial development perspective. According to Boisier, the concept of territorial development is understood as one related to the idea of container, rather than content. Therefore, it is understood that, even though every portion of the earth surface is territory, not all territories are important from a developmental perspective. The aforementioned author differentiates among: “natural territory”, composed by natural elements free from any human intervention; "equipped territory" or “intervened territory”, where man has already built transport systems, infrastructure and even extractive production activities; and "organized territory", characterized by a community with …


Potreros, Ganancias Y Poder. Una Historia Ambiental De La Ganadería En Colombia, 1850-1950, Shawn Van Ausdal Nov 2009

Potreros, Ganancias Y Poder. Una Historia Ambiental De La Ganadería En Colombia, 1850-1950, Shawn Van Ausdal

Shawn Van Ausdal

Este artículo examina la expansión de la ganadería entre 1850 y 1950 en los bosques de tierra caliente en Colombia. También explora el papel de la introducción de pastos africanos en el desarrollo de potreros, con énfasis en el mejoramiento de la productividad. Finalmente, el artículo sugiere que prestar mayor atención a los costos y a la mano de obra en la formación de potreros podría llevar a reexaminar algunos estereotipos comunes con respecto a la ganadería (por ejemplo, que el ganado era principalmente un medio para controlar el territorio). Esto, a su vez, debe ayudarnos a entender mejor la …


Ethnosymbolism And The Dismemberment Of The State In The Horn Of Africa: The Ethiopian Case Of Ethnic Federalism, Assefa Mehretu Nov 2009

Ethnosymbolism And The Dismemberment Of The State In The Horn Of Africa: The Ethiopian Case Of Ethnic Federalism, Assefa Mehretu

International Conference on African Development Archives

The paper has three major objectives. The first is to do a critical review of the current largely antagonistic narratives of ethnic instrumentalism in Ethiopia and the Horn of Africa that have ultimately led to the balkanization of the state and caused serious political instability and fratricidal conflicts with traumatic and costly consequences in the region. The second is to do a critical review of the policy of the current Ethiopian government to implement ethno-territorial formations under the rubric of killils (Amharic for territorial enclosures), and to demonstrate how this may seriously vitiate national integration along compatible cultural and economic …


Acid Rain: The Effects, Torrey Mortimer Nov 2009

Acid Rain: The Effects, Torrey Mortimer

Social Sciences

In a world experiencing increasing population, urbanization, and developing nations looking to compete on a global market with post-industrial nations, the effects of acid precipitation require greater consideration. As the world’s energy demand rises, and with the cheapest and most abundant source of energy being coal, the occurrence of acid precipitation is on the rise.

The goal of my project is to research and report on the effects of acid deposition on humans, animals and the environment that surrounds them. When I have completed my project, I hope to be able to explain the impacts that acid deposition has on …


Water As A Complex System: Understanding The Dynamics In A Changing Environment, Heejun Chang Oct 2009

Water As A Complex System: Understanding The Dynamics In A Changing Environment, Heejun Chang

Systems Science Friday Noon Seminar Series

The water resources system is constantly evolving over space and time at a range of scales. Human-induced climate change and land development are probably two major driving forces of water resource system changes. However, the impacts of such changes are region specific, which depend on watershed characteristics such as topography and geology. Numerical simulation models are useful tools for understanding the system dynamics by allowing the multiple interactions of system components. I will introduce case studies of the Pacific Northwest that examine how changing climate and population growth affect regional water resources at multiple spatial and temporal scales and explain …


Doing Collaborative Community Based Research: On The Ground In Kingston, Audrey Kobayashi Oct 2009

Doing Collaborative Community Based Research: On The Ground In Kingston, Audrey Kobayashi

Migration and Ethnic Relations Colloquium Series

No abstract provided.


Reanalysis Data Underestimate Significant Changes In Growing Season Weather In Kazakhstan, C. K. Wright, K. M. De Beurs, Z. K. Akhmadiyeva, P. Y. Groisman, G. M. Henebry Oct 2009

Reanalysis Data Underestimate Significant Changes In Growing Season Weather In Kazakhstan, C. K. Wright, K. M. De Beurs, Z. K. Akhmadiyeva, P. Y. Groisman, G. M. Henebry

Natural Resource Management Faculty Publications

We present time series analyses of recently compiled climate station data which allowed us to assess contemporary trends in growing season weather across Kazakhstan as drivers of a significant decline in growing season normalized difference vegetation index (NDVI) recently observed by satellite remote sensing across much of Central Asia. We used a robust nonparametric time series analysis method, the seasonal Kendall trend test to analyze georeferenced time series of accumulated growing season precipitation (APPT) and accumulated growing degree-days (AGDD). Over the period 2000–2006 we found geographically extensive, statistically significant (p < 0.05) decreasing trends in APPT and increasing trends in AGDD. The temperature trends were especially apparent during the warm season and coincided with precipitation decreases in northwest Kazakhstan, indicating that pervasive drought conditions and higher temperature excursions were the likely drivers of NDVI declines observed in Kazakhstan over the same period. We also compared the APPT and AGDD trends at individual stations with results from trend analysis of gridded monthly precipitation data from the Global Precipitation Climatology Centre (GPCC) Full Data Reanalysis v4 and gridded daily near surface air temperature from the National Centers for Climate Prediction Reanalysis v2 (NCEP R2). We found substantial deviation between the station and the reanalysis trends, suggesting that GPCC and NCEP data substantially underestimate the geographic extent of recent drought in Kazakhstan. Although gridded climate products offer many advantages in ease of use and complete coverage, our findings for Kazakhstan should serve as a caveat against uncritical use of GPCC and NCEP reanalysis data and demonstrate the importance of compiling and standardizing daily climate data from data-sparse regions like Central Asia.


Strategies For The Fusion Of Satellite Fire Radiative Power With Burned Area Data For Fire Radiative Energy Derivation, Luigi Boschetti, David P. Roy Oct 2009

Strategies For The Fusion Of Satellite Fire Radiative Power With Burned Area Data For Fire Radiative Energy Derivation, Luigi Boschetti, David P. Roy

GSCE Faculty Publications

Instantaneous estimates of the power released by a fire (Fire Radiative Power, FRP) are available with satellite active fire detection products. Integrating FRP in time provides an estimate of the total energy released (Fire Radiative Energy, FRE), which can be converted into burned biomass estimates needed by the atmospheric emissions modeling community. While straightforward in theory, the integration of FRP in time and space is affected by temporal and spatial undersampling imposed by the satellite sensing and orbit geometry, clouds, and active fire product omission errors. Combination of active fire FRP estimates with independently derived burned area maps provides the …


Change And Persistence In Land Surface Phenologies Of The Don And Dnieper River Basins, V. Kovalskyy, G. M. Henebry Oct 2009

Change And Persistence In Land Surface Phenologies Of The Don And Dnieper River Basins, V. Kovalskyy, G. M. Henebry

Natural Resource Management Faculty Publications

The formal collapse of the Soviet Union at the end of 1991 produced major socio-economic and institutional dislocations across the agricultural sector. The picture of broad scale patterns produced by these transformations continues to be discovered. We examine here the patterns of land surface phenology (LSP) within two key river basins—Don and Dnieper—using AVHRR (Advanced Very High Resolution Radiometer) data from 1982 to 2000 and MODIS (Moderate Resolution Imaging Spectroradiometer) data from 2001 to 2007. We report on the temporal persistence and change of LSPs as summarized by seasonal integration of NDVI (normalized difference vegetation index) time series using accumulated …


Quantifying Nitrogen Cycling On Surface Mined Lands Using Natural Delta 15n Abundances And Fungal Relationships: An Exploratory Study, Alice Jones, Stephanie Jarvis, James Fox, Harold Rowe Oct 2009

Quantifying Nitrogen Cycling On Surface Mined Lands Using Natural Delta 15n Abundances And Fungal Relationships: An Exploratory Study, Alice Jones, Stephanie Jarvis, James Fox, Harold Rowe

Alice Jones

The use of isotopes to measure the role of mycorrhizal fungi in cycling nitrogen between soil and plants is applied to a reclaimed surface mine to illustrate the impact of surface mining on soil nutrient cycling in a terrestrial ecosystem. Isotopic relationships between soil, plants, and fungi were examined for a ~10 year old pitch pine reclaimed valley fill in Breathitt County, KY and for an undisturbed mixed mesophytic forest in Letcher County, KY. A quantitative inventory of sporocarps present, their size and substrate was performed at each site. Isotopic signatures of fungal and presumed substrate samples, dominant foliage samples …


Dual Scale Trend Analysis Distinguishes Climatic From Anthropogenic Effects On The Vegetated Land Surface, K. M. De Beurs, C. K. Wright, G. M. Henebry Oct 2009

Dual Scale Trend Analysis Distinguishes Climatic From Anthropogenic Effects On The Vegetated Land Surface, K. M. De Beurs, C. K. Wright, G. M. Henebry

Natural Resource Management Faculty Publications

We present a dual scale trend analysis for characterizing and comparing two contrasting areas of change in Russia and Kazakhstan that lie less than 800 km apart. We selected a global NASA MODIS (moderate resolution imaging spectroradiometer) product (MCD43C4 and MCD43A4) at a 0.05◦ (∼5.6 km) and 500 m spatial resolution and a 16-day temporal resolution from 2000 to 2008. We applied a refinement of the seasonal Kendall trend method to the normalized difference vegetation index (NDVI) image series at both scales. We only incorporated composites during the vegetative growing season which was delineated by start of season and end …


Temporary Migrants: Coping With Language Barriers... Temporarily?, Maria Eugenia De Luna Villalón Oct 2009

Temporary Migrants: Coping With Language Barriers... Temporarily?, Maria Eugenia De Luna Villalón

Maria Eugenia De Luna Villalón

No abstract provided.


Mius News: Maps And Imagery User Services @ Fiu Green Library: Vol. 3, Issue 2 Fall 2009, Jill V. Krefft Oct 2009

Mius News: Maps And Imagery User Services @ Fiu Green Library: Vol. 3, Issue 2 Fall 2009, Jill V. Krefft

MIUS News

Florida International University's Fall 2009 Map and User Imagery Services Newsletter; Vol. 3, issue 2.


Mius News: Maps And Imagery User Services @ Fiu Green Library: Vol. 3, Issue 1 Fall 2009, Jill V. Krefft Oct 2009

Mius News: Maps And Imagery User Services @ Fiu Green Library: Vol. 3, Issue 1 Fall 2009, Jill V. Krefft

MIUS News

Florida International University's Fall 2009 Map and User Imagery Services Newsletter.


A Study Of The East African Slave Trade In Bagamoyo, Jake Salyers Oct 2009

A Study Of The East African Slave Trade In Bagamoyo, Jake Salyers

Independent Study Project (ISP) Collection

The purpose of my study was to learn about the east African Slave trade and its relationship to the town of Bagamoyo. Bagamoyo was an important trading town on the coast of Tanzania during the peak of the Arab run slave and ivory trade. Slavery was only abolished in Tanganyika in 1922, so there are still many monuments and memories remaining in the town concerning the slave trade. I had two main methods of collecting information about the town, interviewing the descendants of slaves and slave owners and researching the history of Bagamoyo. I was able to get three different …


Norumbega News, No.13 (Fall 2009), Osher Library Associates Oct 2009

Norumbega News, No.13 (Fall 2009), Osher Library Associates

Friends of OML, Occasional Publications

Issue No.13, Fall 2009

Osher Map Library and the Smith Center for Cartographic Education

Portland, Maine



Drinking Water Optimum Supply System (Dwoss) Through The Application Of Advanced Technologies, Praveen Jha Dr Oct 2009

Drinking Water Optimum Supply System (Dwoss) Through The Application Of Advanced Technologies, Praveen Jha Dr

Praveen Jha Dr

Paradigm shift in the approach for planning regarding supply of drinking water is mandatory since the current DPRs are unscientific and expensive. Planning for an optimum Drinking Water Supply System (ODWSS) that includes - optimization of Water Source Point (WSP), Water Treatment System (WTS), Water Storage Systems (WSSs), Water Distribution Points (WDP) and Water Supply Network (WSN); scientific estimation of long term demand of drinking water; minimization of physical and financial resources required for the plan implementation; water conservation and sanitation – could be done by applying several state-of-art geo-spatial programs developed by the author. Three programs - Multi-Algorithm Automation …


American Treasures (Exhibit Guide), Osher Map Library And Smith Center For Cartographic Education Oct 2009

American Treasures (Exhibit Guide), Osher Map Library And Smith Center For Cartographic Education

Osher Map Library Miscellaneous Publications

American Treasures (Exhibit Guide). October 18, 2009 to August 21, 2010

Maps offer such compelling insights into the past that anyone, regardless of age or educational level, can enjoy and learn from them. To celebrate OML's renovation and expansion, this exhibition explores the library’s rich and varied collections and its mission to preserve those collections and make them accessible.

Curated by Matthew Edney.


Speak Clearly And Carry A Big Stock Of Dollar Reserves: Sovereign Risk, Ideology, And Presidential Elections In Argentina, Brazil, Mexico, And Venezuela, Anthony Petros Spanakos, Lucio Remuzat Renno Junior Oct 2009

Speak Clearly And Carry A Big Stock Of Dollar Reserves: Sovereign Risk, Ideology, And Presidential Elections In Argentina, Brazil, Mexico, And Venezuela, Anthony Petros Spanakos, Lucio Remuzat Renno Junior

Department of Political Science and Law Faculty Scholarship and Creative Works

Partisan theories of political economy expect that bondholders will panic with the election of a left-wing presidential candidate. The latter seems to be what happened in Brazil in the 2002 presidential elections. However, quantitative analysis of perceptions of sovereign credit risk in Argentine, Brazilian, Mexican, and Venezuelan presidential elections from 1994 until 2007 shows no real evidence of a link between partisanship and perceptions of risk, even if the left-right divide is further broken down into left, center-left, center-right, right. Instead, international and domestic economic fundamentals have a stronger influence on risk evaluations. Qualitative analysis of the individual presidential elections …


Long-Term Agricultural Land-Use Trends In Nebraska, 1866–2007, Tim L. Hiller, Larkin A. Powell, Tim D. Mccoy, Jeffrey J. Lusk Oct 2009

Long-Term Agricultural Land-Use Trends In Nebraska, 1866–2007, Tim L. Hiller, Larkin A. Powell, Tim D. Mccoy, Jeffrey J. Lusk

Great Plains Research: A Journal of Natural and Social Sciences

Although landscape changes from anthropogenic causes occur at much faster rates than those from natural processes (e.g., geological, vegetation succession), human perception of such changes is often subjective, inaccurate, or nonexistent. Given the large-scale land-use changes that have occurred throughout the Great Plains, the potential impacts of land-use changes on ecological systems, and the insight gained from knowledge of land-use trends (e.g., to compare to wildlife population trends), we synthesized information related to land-use trends in Nebraska during 1866–2007. We discussed and interpreted known and potential causes of short- and long-term land-use trends based on agricultural and weather data; farm …


Metals Analysis As A Tool For Understanding Headwater Health And Stream Processes In The Southern Appalachian Coal Region: An Exploratory Analysis, Alice Jones, Lee Powell, James Fox Sep 2009

Metals Analysis As A Tool For Understanding Headwater Health And Stream Processes In The Southern Appalachian Coal Region: An Exploratory Analysis, Alice Jones, Lee Powell, James Fox

Alice Jones

Major and trace metal analysis was applied to four coal-country headwater streams to better understand the fate of metals in headwater streams affected by mining over time and to determine headwater health. The study watersheds were located in southeastern Kentucky and consisted of an active mine site, a site mined prior to the passage of the Surface Mine Control and Reclamation Act of 1977 (SMCRA), a post-SMCRA reclaimed mine site, and an undisturbed forest control site. Dissolved water metals and suspended sediment metals were sampled at each source, middle, and outlet. Samples were analyzed on an ICP-OES, and spatial trends …


Budgeting Soil Carbon In The Clean Coal Discussion: Elemental And Isotopic Measurements And Modeling Of Soil Carbon Uptake On Reclaimed Mining Sites, Alice Jones, Peter Acton, James Fox, Harry Rowe, Darren Martin, Elliott Campbell Sep 2009

Budgeting Soil Carbon In The Clean Coal Discussion: Elemental And Isotopic Measurements And Modeling Of Soil Carbon Uptake On Reclaimed Mining Sites, Alice Jones, Peter Acton, James Fox, Harry Rowe, Darren Martin, Elliott Campbell

Alice Jones

While recent research has focused on the use of carbon capture and sequestration technology feasibility, less focus has been placed upon terrestrial carbon storage affected by coal mining in the context of the clean coal debate. Recent research has shown that the initial disturbance of soil and above-ground carbon pools caused by surface coal mining methods can produce a significant carbon loss from the terrestrial ecosystem, thus increasing the coal carbon footprint of coal. However there is a lack of information regarding the uptake of CO (sub 2) on reclaimed mining sites during re-growth and re-establishment of the soil carbon …


The Microbial Pool And Soil Carbon Cycling On Reclaimed Surface Mine Sites, Alice Jones, Guy Evans, James Fox Sep 2009

The Microbial Pool And Soil Carbon Cycling On Reclaimed Surface Mine Sites, Alice Jones, Guy Evans, James Fox

Alice Jones

The southern Appalachian region is an important source of coal resources. The wide scale practice of surface mining in this region leads to the landscape-scale removal of surface material and soils, a large carbon reservoir and important component of the carbon cycle. To date, few scientific studies have examined the development of the soil carbon cycle on post-reclamation mine sites in this region. In particular, development of the microbial pool and its role in carbon cycling in post-reclamation mine soils remains poorly understood. This study measured microbial biomass and soil respiration, as well as bulk soil total organic carbon, total …


Modeling The Influence Of Water Waves Upon Remote Sensing Imagery: The Underwater Radiance Distribution And Shape Factors, Charles R. Bostater, Luce Bassetti, Lisa H. Huddleston Sep 2009

Modeling The Influence Of Water Waves Upon Remote Sensing Imagery: The Underwater Radiance Distribution And Shape Factors, Charles R. Bostater, Luce Bassetti, Lisa H. Huddleston

Ocean Engineering and Marine Sciences Faculty Publications

This paper describes the results of modeling the water wave surface and underwater light field as influenced by water waves using a Monte Carlo model (MCHSIM). Model and sensor data related to water column properties and benthic properties that influence the light upwelled from below the water - as observed from a sensor looking from below or above the water surface is presented. Synthetic image results using Monte Carlo techniques show the influence of water waves upon subsurface shape factors and these factors can be used in shallow water remote sensing algorithms that are based on underlying analytical models. The …


Precision Navigation Using Pre-Georegistered Map Data, Frederick C. Webber Sep 2009

Precision Navigation Using Pre-Georegistered Map Data, Frederick C. Webber

Theses and Dissertations

Navigation performance in small unmanned aerial vehicles (UAVs) is adversely affected by limitations in current sensor technology for small, lightweight sensors. Because most UAVs are equipped with cameras for mission-related purposes, it is advantageous to utilize the camera to improve the navigation solution. This research improves navigation by matching camera images to a priori georegistered image data and combining this update with existing image-aided navigation technology. The georegistration matching is done by projecting the images into the same plane, extracting features using the techniques Scale Invariant Feature Transform (SIFT) [5] and Speeded-Up Robust Features (SURF) [3]. The features are matched …


Analysis Of Simulated And Actual Airborne Remote Sensing Imagery For Characterization Of Surface Water Wave Effects, Charles R. Bostater, Heather Frystacky, Mate Nemes, Luce Bassetti Sep 2009

Analysis Of Simulated And Actual Airborne Remote Sensing Imagery For Characterization Of Surface Water Wave Effects, Charles R. Bostater, Heather Frystacky, Mate Nemes, Luce Bassetti

Ocean Engineering and Marine Sciences Faculty Publications

Simulated and airborne imagery demonstrate the ability to see manmade and natural objects below the water wave surface. Traditional photogrammetric imagery and airborne digital imagery both suffer from a loss in image clarity due to a number of factors, including the forward motion of the airborne platform. Blurring due to this effect can be calculated and an opto-mechanical system has been designed in order to help remove this effect. Forward motion blur can be shown to occur on the order of a several centimeters and calculation results are presented. The system is described and imagery is shown to demonstrate image …


Resource Conflict Among Farmers And Fulani Herdsmen: Implications For Resource Sustainability, Olarewaju Oluseyi Ifatimehin, Marietu Tenuche Sep 2009

Resource Conflict Among Farmers And Fulani Herdsmen: Implications For Resource Sustainability, Olarewaju Oluseyi Ifatimehin, Marietu Tenuche

Olarewaju Oluseyi Ifatimehin

This study describes the traditional relationship between farmers and Fulani herdsmen in the incessant resource conflict witnessed in Kogi State, Nigeria and how it affects livelihood security of those involved and resource sustainability for the communities. These conflicts are most responsible for the unsustainable utilization of land and water resources as the trampling by the hooves of herds of cattle compacts the soil of farm land, destroy farm crops by the herdsmen, places restraint on effective utilization of arable farmland among other destruction of available resources. It is understood that these conflicts have their roots in the land tenure system, …


Policies Towards High-Skilled Immigrants In The Eu, U.S.A. And Canada. Comparative Perspective, Hristina Petrova Sep 2009

Policies Towards High-Skilled Immigrants In The Eu, U.S.A. And Canada. Comparative Perspective, Hristina Petrova

Hristina Petrova

No abstract provided.


The Climate Of Cities, Matthew J. Downing Sep 2009

The Climate Of Cities, Matthew J. Downing

Social Sciences

An overall survey of the factors involved in creating the climate of cities, how that climate differs from rural ones, and future implications of urban climates.