Biodiversity studies allow for a more holistic approach to the conservation of
species. Using one measure ofbiodiversity, that ofspecies richness, this study
investigates the correlations between bird species richness and a set ofvariables. These
variables represent climate, productivity/available energy, habitat heterogeneity,
disturbance, and topography. Another aspect ofthis study is to...
The beginning of the twenty-first century has seen an upsurge in petroleum prices and an increased concern over greenhouse gas emissions. Consequently, the interest in biodiesel production has heightened. Policy at the Federal level, such as the blender’s tax credit which provides $1 for every gallon of biodiesel blended with...
This study assesses the economic potential of biodiesel production in the Willamette Valley for six oilseeds as potential feedstocks: canola, flax, camelina, yellow mustard, sunflower, and safflower. We evaluate costs and returns from feedstock production, oilseed crushing, and biodiesel processing. Our analysis is based on the best available information on...
In the early part of his philosophical career, Paul Ricoeur worked out a general theory of symbols which he illustrated with the symbols of evil. He subsequently explained this theory in several essays (his final major statement on symbols can be found in Interpretation Theory: Discourse and the Surplus of...
Reform in science education has often emphasized task-based learning as an instructional method to improve student understanding and retention of concepts, and to promote the development of reasoning and problem-solving. Yet studies assessing student knowledge at the beginning and end of a task-based class show mixed results. Students in task-based...
Falls are extremely common among the older adult population, account for substantial morbidity and mortality, and are often potentially preventable. It is estimated that 9 out of 10 of hip fractures in older adults occur as the result of a fall. The economic consequences of hip fractures are estimated at...
The Gothic cathedrals of France arose in a particular social and political environment, and the material culture, the structures themselves and their contents, bear witness to those realities even today. In addition, the cathedrals themselves were catalysts for cultural change. They encouraged urban growth in a country that had previously...
This collection of poems focuses on a range of content. They pose many questions that consider issues surrounding driving, cars and independence, as well as masculinity, fatherhood, domesticity and parental identity. The collection consists of three parts, Freeway, Menace, and Control. Freeway contains poems on driving and cars, some of...
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KarenE. Holmberg
This collection of poems focuses on a range of content. They pose many