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Physical Sciences and Mathematics Commons

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Augustana College

2018

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Articles 1 - 20 of 20

Full-Text Articles in Physical Sciences and Mathematics

Paper: An Ecowomanist View On The Dakota Access Pipeline, Ariana Raya Dec 2018

Paper: An Ecowomanist View On The Dakota Access Pipeline, Ariana Raya

Womanist Ethics

This paper examines the Dakota Access Pipeline using ecofeminist and ecowomanist philosophies, provides a brief historical background of African American and Native American communities, explains the dangers of the pipeline to the Standing Rock Sioux tribe, and offers constructive alternatives.


Analysis Of Surface Soil Lead Contamination In Urban Neighborhoods Of Davenport, Iowa, Joseph Teresi Jul 2018

Analysis Of Surface Soil Lead Contamination In Urban Neighborhoods Of Davenport, Iowa, Joseph Teresi

Celebration of Learning

Davenport, IA, is a typical Midwestern city with a population of ~102,600 residents and is characterized by aging infrastructure and housing stock. Consequently, alarmingly high rates of child lead poisoning—as a result of deteriorating lead paint—constitute a major public health concern in some urban neighborhoods. A research team conducted free home lead screenings in vulnerable Davenport neighborhoods to better understand the severity of the problem. Via appointment, 27 homes were tested for lead in their paint, dust, soil, and water. Many of the highest-risk homes were found in low-income neighborhoods. The purpose of this study was to assess the extent …


Augustana Invitational Robotics Challenge 2018, Forrest Stonedahl Jun 2018

Augustana Invitational Robotics Challenge 2018, Forrest Stonedahl

Celebration of Learning

We will be hosting the 3rd Annual Augustana Invitational Robotics Challenge. This event will involve student teams from Augustana and potentially several other schools in the region bringing forth the robots that they have designed, built, and programmed, to compete against one another. This year's challenge task involves the careful relocation of soda pop cans.


Optimizing Uav Surveys For Coastal Morphodynamics: Estimation Of Spatial Uncertainty As A Function Of Flight Acquisition And Post-Processing Factors, Mark Lundine May 2018

Optimizing Uav Surveys For Coastal Morphodynamics: Estimation Of Spatial Uncertainty As A Function Of Flight Acquisition And Post-Processing Factors, Mark Lundine

Celebration of Learning

Recent developments in unmanned aerial vehicles (UAVs) and photogrammetry software enable the rapid collection of aerial photography and video over study areas of varying sizes, thereby providing ease of use and accessibility for studies of coastal geomorphology. However, there remains uncertainty over UAV survey techniques, with disagreement on specific flight patterns, flight altitudes, photograph amounts, ground control point (GCP) amounts, GCP spacing schemes, drone models, and which SfM software to use, amongst other study-specific parameters.

A controlled field test (of 1.2 hectares) was performed to determine SfM’s sensitivity to the following flight parameters: altitude (60 m, 80 m, 120 m), …


Spatial And Temporal Analysis Of Island Morphology In Lower Pool 18 Of The Mississippi River, Marissa C. Iverson May 2018

Spatial And Temporal Analysis Of Island Morphology In Lower Pool 18 Of The Mississippi River, Marissa C. Iverson

Celebration of Learning

The Upper Mississippi River System has a significant trend in island loss due to river engineering structures. However, Lower Pool 18 is observed as a counterexample to the island loss pattern with its island development near Lock and Dam 18 during the past 80 years. This research is modeled after a study done in Lower Pool 6 of the Upper Mississippi River where an island development was found to contradict the island loss prevalence. The Lower Pool 18 research’s goal is to map, describe, and explain spatial patterns of islands growth, persistence and loss. Historical maps and aerial photographs of …


Use Of Floodscape Mapping To Assess Changes In Inundation Frequency Of The Upper Mississippi River, Jeffrey L. Swanson May 2018

Use Of Floodscape Mapping To Assess Changes In Inundation Frequency Of The Upper Mississippi River, Jeffrey L. Swanson

Celebration of Learning

As an alternative to probability-based maps, DeJager (and others) reconceptualized floodplain mapping using the notion of “floodscapes” (DeJager et al., 2015). A floodscape map is developed using daily stage data and high-resolution topography to create maps that depict the average number of days of inundation (per year or growing season). Floodscape maps reveal intricate and continuous patterns of high-frequency flows that are critically important to floodplain ecological functioning. DeJager found significant correlations between floodscape inundation and riparian vegetation patterns but single floodscape maps only provide snapshots in time. This current research develops and utilizes multiple floodscape maps to quantify changes …


Functions Of Ecosystems: Stream Metabolism As An Efficient And Effective Means To Gage The Health And Understand The Interworking Of Urban Streams In A Watershed Of Rock Island, Il, Ryan Johnson, Dr. Kevin Geedey May 2018

Functions Of Ecosystems: Stream Metabolism As An Efficient And Effective Means To Gage The Health And Understand The Interworking Of Urban Streams In A Watershed Of Rock Island, Il, Ryan Johnson, Dr. Kevin Geedey

Celebration of Learning

Stream metabolism is a critical functional measure of stream health that integrates physical parameters like slope and discharge, with ecosystem functions like photosynthesis and respiration. Stream metabolism is widely studied; however, urban stream metabolism remains poorly understood. Stream metabolism was measured for five streams ranging from 1st to 5th orders from October 11th to October 18th 2017 and four streams ranging from 1st to 4th order from October 22nd to 25th 2017 located within an approximately 9.3 square kilometer watershed of Rock Island, IL that has an urban to suburban type of …


A Quantitative Analysis Of The Effects Of Urbanization, Mesophication And Prescribed Burns On Oak Woodlands In The Chicago Metropolitan Area, Chad Populorum May 2018

A Quantitative Analysis Of The Effects Of Urbanization, Mesophication And Prescribed Burns On Oak Woodlands In The Chicago Metropolitan Area, Chad Populorum

Celebration of Learning

Urban expansion has had devastating impacts on forest ecosystems, especially within the past century. Human attempts to dominate nature have diminished natural disturbance regimes, which have maintained the biodiversity and historic composition of these ecosystems. Fires have been a prominent force in maintaining the structure of oak, hickory and other heliophytic (sun loving and fire-adapted) forest systems. Human induced fire suppression has led to mesophication across North America. Mesophication is the transition from drier conditions with open canopies to wetter conditions with closed canopies. These new conditions decrease the survival rates of these important species and begin to favor mesophytic …


Animal Agriculture And American Health: The Search For Sustainable Protein, Britta Brinkmann May 2018

Animal Agriculture And American Health: The Search For Sustainable Protein, Britta Brinkmann

Biology: Student Scholarship & Creative Works

This study examines the impact large-scale animal agriculture has on the environment. It links the environment and health. The goal is to find protein sources that are sustainable and nutritious in order to replace typical meat and dairy products. A study is proposed to measure the impact of the typical American diet, a vegan diet, an insect-supplemented diet and a diet heavy in seafood.


Analysis Of Surface Soil Lead Contamination In Urban Neighborhoods Of Davenport, Ia, Joseph Teresi May 2018

Analysis Of Surface Soil Lead Contamination In Urban Neighborhoods Of Davenport, Ia, Joseph Teresi

Geology: Student Scholarship & Creative Works

Davenport, IA, is a typical Midwestern city with a population of ~102,600 residents and is characterized by aging infrastructure and housing stock. Consequently, alarmingly high rates of child lead poisoning—as a result of deteriorating lead paint—constitute a major public health concern in some urban neighborhoods. Augustana College’s Upper Mississippi Center is an organization that helps urban and rural communities solve sustainability challenges by mobilizing the college’s resources. In conjunction with their Sustainable Working Landscapes Initiative (SWLI), a research team conducted free home lead screenings in vulnerable Davenport neighborhoods to better understand the severity of the problem. Via appointment, 27 homes …


Chikungunya: India, Allison Harvey Jan 2018

Chikungunya: India, Allison Harvey

Global Issues in Public Health

A communicable disease is an infectious disease, transmissible by direct contact with an affected individual or the individual’s discharges, or by indirect means. The more direct contact people have, the more disease spreads explaining why larger populations have more outbreaks of communicable diseases. India, in particular, has one of the biggest population sizes and makes them susceptible to those diseases. Many can be fatal. However, other diseases, such as chikungunya, are also dangerous viruses that put specific populations at risk for health problems if infected. With chikungunya symptoms such as fever or rashes may develop. Some symptoms such as joint …


Cholera: Uganda, Emilie Verran Jan 2018

Cholera: Uganda, Emilie Verran

Global Issues in Public Health

The bacterium Vibrio cholerae, when ingested, infects the intestines and causes a communicable diarrhea disease called cholera. Outbreaks of cholera occur in areas with poor sanitation and sewage treatments where fecal material of an infected person contaminates the water. These areas include Southeast Asia, Haiti, and sub-Saharan Africa, including Uganda. From 2011-2016, an analysis of Ugandan cholera data showed ‘hot spots’ of cholera cases in fishing communities with incidence rates as high as 120-998 cases per 100,000 people. An analysis of these same districts from 2011-2015 showed an average Case-Fatality Ratio of 2.4%, with the worst district as high …


Low Vaccination Rates: Africa, Karen Ruiz Jan 2018

Low Vaccination Rates: Africa, Karen Ruiz

Global Issues in Public Health

Vaccination is a treatment that produces immunity, protecting individuals and general populations from infectious and often deadly diseases. Low vaccination rates have for a long time been a pervasive issue in the continent of Africa. There are many extenuating circumstances that become contributory causes for low rates of populations being vaccinated. These circumstances can be in relation to the health professionals and facilities that distributes vaccinations, lack of resources in health facilities, false determiners for children’s eligibility, etc. Other contributory causes concern the general environments in which people live. These contributory causes can present barriers for accessing health services and …


Outdoor Air Quality, Taylor Curley Jan 2018

Outdoor Air Quality, Taylor Curley

Global Issues in Public Health

Outdoor air quality is a significant issue for the entire world. It affects any and all people, but is more of an issue in low-income countries and among people that are more susceptible to respiratory issues such as young children, pregnant women, the elderly, and people who already suffer from respiratory problems like asthma. Poor air quality is caused by the burning of fossil fuels which releases particles and chemicals into the air like carbon dioxide, particulate matter, and nitrogen to name a few. It can cause multiple health issues such as respiratory problems to people who are exposed to …


Climate Change: Antarctica, Marika Vi Jan 2018

Climate Change: Antarctica, Marika Vi

Global Issues in Public Health

Climate change is a public health issue that affects the entire globe. These effects include the rising in sea levels, shrinking of mountain glaciers, accelerating ice melt, and shifts in flower and plant blooming. The cause of climate change is due to what is known as the “greenhouse effect.” This is where certain gases block heat from getting out of the atmosphere. The cause of this effect is due to many factors like the overuse of fossil fuels and overpopulation. The impact of climate change on the Antarctic, to be specific, is that it has been seen to affect the …


Dengue, Edward Ramos Jan 2018

Dengue, Edward Ramos

Global Issues in Public Health

The dengue virus puts one third of the world’s population at risk. Humans carry the virus and mosquitoes pick it up and are able to spread to more people. As long as there are mosquitoes near you there is the possibility that you could become infected with the dengue virus. However, people living in tropical areas that are poverty stricken are much more likely to bit by these mosquitoes and developed dengue fever. Things like mosquito netting and proper plumbing help lower the amount of these mosquitoes from biting people. There are very few treatments for when a person gets …


Malaria: Sub-Saharan Africa, Caroline Morris Jan 2018

Malaria: Sub-Saharan Africa, Caroline Morris

Global Issues in Public Health

Sub-Saharan Africa is the large area situated south of the Saharan desert. It is considered one of the poorest regions in the world; the territory faces many challenges in respect to public health. One of the most important issues that sub-Saharan Africa faces is malaria. It is spread through the female Anopheles mosquito. Environmental factors of sub-Saharan Africa heavily influence the rates of incidence in the region due to high populations of mosquitoes. Social determinants of health affect risk in the sub-Saharan populations. Little access to healthcare, built environment, and education all impact incidence of malaria in the region. Children …


Indoor Air Quality: The United States, Paola Solano Jan 2018

Indoor Air Quality: The United States, Paola Solano

Global Issues in Public Health

Indoor air quality is one of today’s most prevalent public health concerns. It is quite shocking to learn that almost all populations in the world can be affected. We oftentimes expect to be home and be safe, but our indoor environment can also be harming to our health. In certain regions, there is more pollution indoors than outdoors due to the surrounding environment. There exist numerous factors that can cause poor air quality. Some of the most common causes include mold, carbon dioxide, moisture damage, and other indoor air contaminants. Although alarming, there are many practices that can better the …


Water Scarcity: Sudan, Catherine Priebe Jan 2018

Water Scarcity: Sudan, Catherine Priebe

Global Issues in Public Health

Water scarcity is an environmental global problem that will only become more pressing as time goes on. It is a public health issue that affects every continent, although certain areas of the world are facing more serious water scarcity than others such as Sudan. Populations that are more vulnerable to the effects of water scarcity are the poor, women, children, and those living in areas of political unrest. For example, South Sudan’s urban water systems have been damaged during recent warfare. Water scarcity is also an issue that disproportionately affects women who are forced from a young age to travel …


Sr. Judith: Community And Environmental, Abigail Brown Jan 2018

Sr. Judith: Community And Environmental, Abigail Brown

Ask a Sister: Interview Wisdom from Catholic Women Religious

This paper includes an interview with Sr. Judith, a woman religious who has worked with environmental issues for the majority of her time as a woman religious. It highlights what she has worked on to improve the environment and how to keep our Earth cleaner in the future.