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Articles 7411 - 7440 of 8144
Full-Text Articles in Entire DC Network
Enhancing Harvester Safety And Traditional Food Access Through Participatory Mapping With The Ka’A’Gee Tu First Nation Of Kakisa, Northwest Territories, Neomi Jayaratne
Enhancing Harvester Safety And Traditional Food Access Through Participatory Mapping With The Ka’A’Gee Tu First Nation Of Kakisa, Northwest Territories, Neomi Jayaratne
Theses and Dissertations (Comprehensive)
Northern Canada has struggled with various systemic challenges based on Eurocentric ideologies, policies, and practices. A major challenge Indigenous communities face North of the 60th parallel is their food security and sovereignty. Inuit, First Nation and Métis populations across the North experience 5 to 6 times higher levels of food insecurity compared to the National average (Food Secure Canada, 2020). These communities face concentrated levels of food system issues, which connect to other factors, such as, health and wellness, the supply chain of market foods, governance, a shift away from traditional foods, and the impacts of climate change. Climate …
Developing Population Control Strategies For Wild Boar Management In Canada, Amanda Wong
Developing Population Control Strategies For Wild Boar Management In Canada, Amanda Wong
Theses and Dissertations (Comprehensive)
Abstract
DEVELOPING POPULATION CONTROL STRATEGIES FOR WILD BOAR MANAGEMENT IN CANADA
Amanda Wong Advisor: Scott Slocombe
Wilfrid Laurier University 2020
Canada’s landscape faces major threats from the growing wild boar (Sus scrofa) population, whose current presence predominantly threatens the Prairie provinces. Globally it has become apparent that wild boars are robust animals with high reproductive rates and destructive behaviours in both their native and non-native ranges. This paper analyzes wild boar management strategies that have been conducted around the world to identify the most effective tools, and those that were unsuccessful. The wild boars in Canada are hybridized …
Characterization Of Micronutrient Dependent Growth By Several Temperate Freshwater Phytoplankton, Purnank Shah
Characterization Of Micronutrient Dependent Growth By Several Temperate Freshwater Phytoplankton, Purnank Shah
Theses and Dissertations (Comprehensive)
Harmful algal blooms (HABs) are a growing problem in many freshwater waterbodies in Canada and around the world. HABs have wide-ranging impacts to ecosystems and economies. Since the 1970s, the primary focus of policies with respect to curbing HABs has been to lowering the inputs of P into waters. However, reports of HABs continue to increase even with all these P-removing policies in place. Some jurisdictions have chosen to focus on N-removal instead or in conjunction with P-removal to help with HABs. However, because some cyanobacteria have the ability to fix atmospheric N2,N-removal might only lead to the …
Debilitating Publics: Reading Canlit's Investigations Into Psycho-Affective Pain And Social Change, Rebekah Ludolph
Debilitating Publics: Reading Canlit's Investigations Into Psycho-Affective Pain And Social Change, Rebekah Ludolph
Theses and Dissertations (Comprehensive)
The reception studies that comprise this dissertation take up contemporary depictions of psycho-affective pain from the field of Canadian literature that are embraced by prominent literary publics as an act of social responsibility. Each study contextualizes the publics that review these texts within the ongoing use of literary culture to justify the settler state’s land claim, nationally reparative reading practices, and trends in the therapeutic use of literature. Tracing the affective reactions documented within each text’s reception, this study finds that narratives that fail to locate the nation as a reparative project are susceptible to interpretive practices that pathologize, rather …
Change Detection And Landscape Similarity Comparison Using Computer Vision Methods, Karim Malik Wilfrid Laurier University
Change Detection And Landscape Similarity Comparison Using Computer Vision Methods, Karim Malik Wilfrid Laurier University
Theses and Dissertations (Comprehensive)
Human-induced disturbances of terrestrial and aquatic ecosystems continue at alarming rates. With the advent of both raw sensor and analysis-ready datasets, the need to monitor ecosystem disturbances is now more imperative than ever; yet the task is becoming increasingly complex with increasing sources and varieties of earth observation data. In this research, computer vision methods and tools are interrogated to understand their capability for comparing spatial patterns. A critical survey of literature provides evidence that computer vision methods are relatively robust to scale and highlights issues involved in parameterization of computer vision models for characterizing significant pattern information in a …
Drivers And Consequences Of Alnus Alnobetula (Green Alder) Distribution At The Taiga-Tundra Ecotone Of The Northwest Territories, Cory Wallace
Theses and Dissertations (Comprehensive)
Climate warming in the Arctic is occurring considerably faster than the global average. One of the most widespread biological responses to this warming in terrestrial systems has been a marked increase in the productivity of shrubby vegetation. Increased shrub growth and reproduction has the potential to alter both local and global aspects of ecosystem function, making understanding its drivers and environmental impact an important research priority. In this context, considerable research has focused on characterizing relationships between shrub cover, abiotic conditions, and understory communities. However, fewer studies have co-located measurements of these components simultaneously in undisturbed tundra shrub patches to …
The Politics Of The Visible/Invisible Border: Canada's Responses And (In)Actions Towards Refugee Claimants' Protection, Monica Romero
The Politics Of The Visible/Invisible Border: Canada's Responses And (In)Actions Towards Refugee Claimants' Protection, Monica Romero
Theses and Dissertations (Comprehensive)
This thesis explores Canadian responses towards unexpected arrivals of asylum seekers at their borders. Grounded in critical and feminist geopolitics, it aims to unveil hidden and concealed policies that are implemented behind a narrative of humanitarianism. In particular, it takes the land border crossings from the US to Canada that occurred after the implementation of restrictive asylum policies in the US in 2017 and following years. Although migratory movements can be attributed to several factors, this displacement was triggered by Trump’s anti-immigrant narratives and policies aimed to decrease refugee and immigrant arrivals to their territory.
The dissertation’s central argument is …
Collaboration, Knowledge-Sharing And Natural Hazard Risk Management In The Greater Pinery Provincial Park Region, Madeline Mcfadden
Collaboration, Knowledge-Sharing And Natural Hazard Risk Management In The Greater Pinery Provincial Park Region, Madeline Mcfadden
Theses and Dissertations (Comprehensive)
In Canada, parks and other forms of protected areas are visited by tens of millions of people annually. By their very nature, parks and protected areas present various risks that must be mitigated. Risk management is an area of research that is receiving increased attention because in recent years, natural hazards (e.g. effects the environment) and disasters (e.g. effects the environment and humans) have exacted significant economic, social, health, cultural, and environmental impacts on persons and communities across Canada. Natural hazards, which pose significant risks to the natural environment and those individuals who inhabit or visit them, are expected to …
Workshop Report: Exploring Deep Oceanic Crust Off Hawai`I, Susumu Uminio, Gregory F. Moore, Brian Boston, Rosalind Coggon, Laura Crispini, Steven D'Hondt, Michael O. Garcia, Takeshi Hanyu, Frieder Klein, Nobukazu Seama, Damon A.H. Teagle, Masako Tominaga, Mikiya Yamashita, Michelle Harris, Benoit Ildefonse, Ikuo Katayama, Yuki Kusano, Yohey Suzuki, Elizabeth Trembath-Reichert, Yasuhiro Yamada, Natsue Abe, Nan Xiao, Fumio Inagaki
Workshop Report: Exploring Deep Oceanic Crust Off Hawai`I, Susumu Uminio, Gregory F. Moore, Brian Boston, Rosalind Coggon, Laura Crispini, Steven D'Hondt, Michael O. Garcia, Takeshi Hanyu, Frieder Klein, Nobukazu Seama, Damon A.H. Teagle, Masako Tominaga, Mikiya Yamashita, Michelle Harris, Benoit Ildefonse, Ikuo Katayama, Yuki Kusano, Yohey Suzuki, Elizabeth Trembath-Reichert, Yasuhiro Yamada, Natsue Abe, Nan Xiao, Fumio Inagaki
Graduate School of Oceanography Faculty Publications
For more than half a century, exploring a complete sequence of the oceanic crust from the seafloor through the Mohorovičić discontinuity (Moho) and into the uppermost mantle has been one of the most challenging missions of scientific ocean drilling. Such a scientific and technological achievement would provide humankind with profound insights into the largest realm of our planet and expand our fundamental understanding of Earth's deep interior and its geodynamic behavior. The formation of new oceanic crust at mid-ocean ridges and its subsequent aging over millions of years, leading to subduction, arc volcanism, and recycling of some components into the …
Exploring The Impact Of Socio-Demographic Characteristics, Health Concerns, And Product Type On Home Delivery Rates And Expenditures During A Strict Covid-19 Lockdown Period: A Case Study From Portland, Or, Miguel Figliozzi, Avinash Unnikrishnan
Exploring The Impact Of Socio-Demographic Characteristics, Health Concerns, And Product Type On Home Delivery Rates And Expenditures During A Strict Covid-19 Lockdown Period: A Case Study From Portland, Or, Miguel Figliozzi, Avinash Unnikrishnan
Civil and Environmental Engineering Faculty Publications and Presentations
E-commerce volumes and home deliveries have experienced steady growth in the last two decades. Strict COVID-19 lockdowns made home delivery an essential service and a lifeline for many households that, for travel restrictions or health concerns, were not able to utilize traditional shopping methods. This research studies the impact of socio-demographic variables and e-commerce attitudes on household deliveries for seven product categories (groceries, meals, electronics, household and office goods, recreational items, and fashion, beauty and personal care products, and medicine/health-related products) during the lockdown period in the greater Portland metropolitan region. To understand these impacts, exploratory factor analysis and …
Metaphors Of International Law, Harlan G. Cohen
Metaphors Of International Law, Harlan G. Cohen
Faculty Scholarship
This chapter explores international law in search of its hidden and not-so-hidden metaphors. In so doing, it discovers a world inhabited by states, where rules are mined or picked when ripe, where trade keeps boats forever afloat on rising tides. But is also unveils a world in which voices are silenced, inequality is ignored, and hands are washed of responsibility.
International law is built on metaphors. Metaphors provide a language to describe and convey the law’s operation, help international lawyers identify legal subjects and categorize situations in doctrinal categories, and provide normative justifications for the law. Exploring their operation at …
Selecting Representative And Qualified Candidates For President: Proposals To Reform Presidential Primaries, Daisy De Wolff, Ben Kremnitzer, Samara Perlman, Gabriella Weick
Selecting Representative And Qualified Candidates For President: Proposals To Reform Presidential Primaries, Daisy De Wolff, Ben Kremnitzer, Samara Perlman, Gabriella Weick
Faculty Scholarship
The presidential primary processes used by the two major parties misses opportunities to engage voters and incorporate their input in selecting nominees. This report advances several reforms to make the primaries more inclusive, including reordering the primary calendar to give voters in more states a meaningful voice, eliminating caucuses, and opening primaries to independent voters. Additionally, the political parties should make primary debates more informative and limit party leaders’ opportunities to have disproportionate input in selecting presidential candidates
John Wesley On The Book Of Revelation, Külli Tõniste
John Wesley On The Book Of Revelation, Külli Tõniste
The Asbury Journal
This article focuses on how John Wesley interpreted the Book of Revelation, especially within his Explanatory Notes Upon the New Testament, published in late 1755. In particular, the central concern here is the interpretation of the middle of the book, especially chapter 12 of Revelation. Wesley does not approach the task of interpreting the Apocalypse lightly. He states that while the beginning and end of the book of Revelation are rather evident, he had for years been “utterly despairing” of understanding its intermediate parts. As a result, he relied heavily on the works of the German Lutheran Pietist theologian and …
Metagenomic Insights Of The Infant Microbiome Community Structure And Function Across Multiple Sites In The United States, Giorgio Casaburi, Rebbeca M. Duar, Heather Brown, Ryan D. Mitchell, Sufyan Kazi, Stephanie Chew, Orla Cagney, Robin L. Flannery, Karl G. Sylvester, Steven A. Frese, Bethany M. Henrick, Samara L. Freeman
Metagenomic Insights Of The Infant Microbiome Community Structure And Function Across Multiple Sites In The United States, Giorgio Casaburi, Rebbeca M. Duar, Heather Brown, Ryan D. Mitchell, Sufyan Kazi, Stephanie Chew, Orla Cagney, Robin L. Flannery, Karl G. Sylvester, Steven A. Frese, Bethany M. Henrick, Samara L. Freeman
Department of Food Science and Technology: Faculty Publications
The gut microbiome plays an important role in early life, protecting newborns from enteric pathogens, promoting immune system development and providing key functions to the infant host. Currently, there are limited data to broadly assess the status of the US healthy infant gut microbiome. To address this gap, we performed a multi-state metagenomic survey and found high levels of bacteria associated with enteric inflammation (e.g. Escherichia, Klebsiella), antibiotic resistance genes, and signatures of dysbiosis, independent of location, age, and diet. Bifidobacterium were less abundant than generally expected and the species identified, including B. breve, B. longum and B. bifidum, had …
2021-2022 Lindenwood University Undergraduate Course Catalog, Lindenwood University
2021-2022 Lindenwood University Undergraduate Course Catalog, Lindenwood University
Course Catalogs
Lindenwood University Undergraduate Course Catalog
Two Steps Forward, One Step Back: How New York's Bail Reform Saga Tiptoes Around Addressing Economic Inequality, Daniel Chasin
Two Steps Forward, One Step Back: How New York's Bail Reform Saga Tiptoes Around Addressing Economic Inequality, Daniel Chasin
Student Articles & Notes
This Note will analyze how, despite the fact that New York’s bail reforms reduced city and state prison populations, the revised bail law falls flat in its attempt to resolve the economic inequality in the State’s pretrial detention system—an overarching purpose of the reforms. Part I of this Note will chronicle the turbulent recent history of bail reform in New York and will describe the key differences between the old bail laws, the reformed bail laws, and the amendments to those reforms. Part II will analyze how the current state of New York’s pretrial detention system does little to address …
Hong Kong Small House Policy: Modernity, Crisis, Morality & Policies For Repair, Conor J. Hyatt
Hong Kong Small House Policy: Modernity, Crisis, Morality & Policies For Repair, Conor J. Hyatt
Cardozo International & Comparative Law Review
The note critiques Hong Kong's Small House Policy (SHP), arguing that it is unconstitutional and perpetuates inequality by granting exclusive housing rights to male indigenous villagers, while failing to address the city's severe housing crisis. The policy discriminates based on gender, ethnicity, and class, violating the Basic Law and the Hong Kong Bill of Rights. The author contends that the SHP is outdated, unsustainable, and contributes to fraudulent practices, urging its replacement with a more equitable housing system.
Subsurface Architecture Of Alpine Icy Debris Fans: Integration Of Ground-Penetrating Radar And Surface Observations In Alaska And New Zealand, Robert W. Jacob, Jeffrey M. Trop, R. Craig Kochel
Subsurface Architecture Of Alpine Icy Debris Fans: Integration Of Ground-Penetrating Radar And Surface Observations In Alaska And New Zealand, Robert W. Jacob, Jeffrey M. Trop, R. Craig Kochel
Faculty Journal Articles
Icy debris fans (IDFs) are extremely dynamic supraglacial landforms at the mouths of bedrock catchments between valley glaciers and icecaps. Recent studies quantified the nature, pace, and volume of mass flow processes contributing ice and sediment to IDFs by integrating field observations, drone and time-lapse imagery, and terrestrial laser scanning. New geophysical data presented herein characterize the subsurface architecture of IDFs along the McCarthy Glacier in Alaska and the Douglas, La Perouse, and Mueller Glaciers in New Zealand. Ground Penetrating Radar (GPR) profiles and soundings from field surveys during 2013–2015 provide stratigraphic evidence of the following subsurface processes important in …
Geocoding Cryptosporidiosis Cases In Ireland (2008–2017)—Development Of A Reliable, Reproducible, Multiphase Geocoding Methodology, Lisa Domegan, Patricia Garvey, Paul Mckeown, Howard Johnson, Paul Hynds, Jean O'Dwyer, Coilín Óhaiseadha
Geocoding Cryptosporidiosis Cases In Ireland (2008–2017)—Development Of A Reliable, Reproducible, Multiphase Geocoding Methodology, Lisa Domegan, Patricia Garvey, Paul Mckeown, Howard Johnson, Paul Hynds, Jean O'Dwyer, Coilín Óhaiseadha
Articles
Background: Geocoding (the process of converting a text address into spatial data) quality may affect geospatial epidemiological study findings. No national standards for best geocoding practice exist in Ireland. Irish postcodes (Eircodes) are not routinely recorded for infectious disease notifications and > 35% of dwellings have non-unique addresses. This may result in incomplete geocoding and introduce systematic errors into studies.
Aims: This study aimed to develop a reliable and reproducible methodology to geocode cryptosporidiosis notifications to fine-resolution spatial units (Census 2016 Small Areas), to enhance data validity and completeness, thus improving geospatial epidemiological studies.
Methods: A protocol was devised to utilise …
การเลือกทำเลที่ตั้งคลังสินค้าด้วยวิธีการวิเคราะห์เชิงลำดับชั้น บริษัทกรณีศึกษา : บริษัทรองเท้าและเสื้อผ้ากีฬา, ทศพล ทาเทพ
Chulalongkorn University Theses and Dissertations (Chula ETD)
งานวิจัยฉบับนี้มีจุดประสงค์เพื่อประยุกต์ใช้กระบวนการลำดับชั้นเชิงวิเคราะห์ในการเลือกทำเลที่ตั้งคลังสินค้าบริษัทกรณีศึกษารองเท้าและเสื้อผ้ากีฬา ซึ่งเป็นการพิจารณาปัจจัยเชิงคุณภาพและปัจจัยเชิงประมาณเพื่อหาทางเลือกที่เหมาะสมในการตั้งคลังสินค้า โดยที่ทางเลือกในการตั้งคลังสินค้า 2 ทำเล คือ คลังสินค้าบางปะอิน และ คลังสินค้าบางนา การกำหนดงานวิจัยได้ใช้ผลคะแนนของค่าน้ำหนักความสำคัญที่ได้รับจากแบบสอบถามของผู้มีประสบการณ์ทางด้านโลจิสติกส์และมีสิทธิ์ในการตัดสินใจเพื่อหาค่าลำดับความสำคัญให้ได้ทางเลือกที่เหมาะสมกับบริษัทกรณีศึกษา นอกจากนี้เพื่อความถูกต้องและความน่าเชื่อถือของทางเลือกที่ได้รับ ผู้วิจัยจึงมีการวิเคราะห์ความไวของหลักเกณฑ์เพื่อให้ได้ผลลัพธ์ของทางเลือกที่มีความเสถียรและไม่เปลี่ยนแปลงไปตามค่าน้ำหนักความสำคัญของหลักเกณฑ์ที่ผู้วิจัยนำใช้ในการพิจารณา จากผลการวิจัยพบว่า ปัจจัยที่มีผลต่อการเลือกที่ตั้งคลังสินค้าที่ได้จากการเก็บแบบสอบถาม ประกอบไปด้วย 2 ส่วน คือปัจจัยเชิงปริมาณได้แก่ ปัจจัยด้านต้นทุนการขนส่งและด้านต้นทุนการจัดการคลังสินค้า อีกส่วนคือปัจจัยเชิงคุณภาพได้แก่ การเข้าถึงลูกค้า ระบบสาธารณูปโภค ความพร้อมของระบบคมนาคม สังคมและชุมชน การก่อมลพิษจากการขนส่ง สภาพภูมิประเทศ และ ผลกระทบจากการจราจร อีกทั้งมีการแบ่งหลักเกณฑ์ตามนโยบายบริษัท คือ นโยบายด้านความยั่งยืนโดยแบ่งเป็น ด้านเศรษฐกิจ สังคม และสิ่งแวดล้อม เพื่อให้หลักเกณฑ์ที่ใช้มีความสอดคล้องกับการดำเนินงานของบริษัท และได้เพิ่มหลักเกณฑ์ทางด้านต้นทุนที่แต่เดิมทางบริษัทใช้ในการพิจารณา โดยผลที่ได้จากการพิจารณากระบวนการลำดับชั้นเชิงวิเคราะห์ และ วิเคราะห์ความไวของหลักเกณฑ์ พบว่าทางเลือกที่เหมาะสมที่สุดในการจัดตั้งคลังสินค้าของบริษัทกรณี คือ คลังสินค้าบางนา
Beyond Biomass To Carbon Fluxes: Application And Evaluation Of A Comprehensive Forest Carbon Monitoring System, Yu Zhou, Christopher A. Williams, Natalia Hasler, Huan Gu, Robert Kennedy
Beyond Biomass To Carbon Fluxes: Application And Evaluation Of A Comprehensive Forest Carbon Monitoring System, Yu Zhou, Christopher A. Williams, Natalia Hasler, Huan Gu, Robert Kennedy
Geography
Accurate quantification of forest carbon stocks and fluxes over regions is needed to monitor forest resources as they respond to changes in climate, disturbance and management, and also to evaluate contributions of forest sector to the regional and global carbon balances. In previous work we introduced a national forest carbon monitoring system (NFCMS) that combines forest inventory data, satellite remote sensing of stand biomass and forest disturbances, and an ecosystem carbon cycle model to assess contemporary forest carbon dynamics at a 30 m resolution. In this study, we evaluate the NFCMS estimates of biomass and carbon fluxes with available data …
The Total Operating Characteristic From Stratified Random Sampling With An Application To Flood Mapping, Zhen Liu, Robert Gilmore Pontius
The Total Operating Characteristic From Stratified Random Sampling With An Application To Flood Mapping, Zhen Liu, Robert Gilmore Pontius
Geography
The Total Operating Characteristic (TOC) measures how the ranks of an index variable distinguish between presence and absence in a binary reference variable. Previous methods to generate the TOC required the reference data to derive from a census or a simple random sample. However, many researchers apply stratified random sampling to collect reference data because stratified random sampling is more efficient than simple random sampling for many applications. Our manuscript derives a new methodology that uses stratified random sampling to generate the TOC. An application to flood mapping illustrates how the TOC compares the abilities of three indices to diagnose …
Changes To Worship And Perceptions Of The Covid-19 Pandemic By Religion In The Us, Allison Elizabeth Bailey
Changes To Worship And Perceptions Of The Covid-19 Pandemic By Religion In The Us, Allison Elizabeth Bailey
Public Health Theses
COVID-19 is a recently emerging infectious disease that spreads easily through respiratory droplets and can cause severe illness and death. Individuals can be both infectious and asymptomatic, which makes it difficult to identify those who are at-risk of spreading the disease to others. In the US, shortly after the World Health Organization (WHO) declared COVID-19 a pandemic disease, states began to issue lockdown orders encouraging residents to stay inside to reduce the spread of the virus. As a result, many Americans were not able to attend religious gatherings or worship services for several months. A cross-sectional study surveyed religious Americans …
Toward The Development Of Deep Learning Analyses For Snow Avalanche Releases In Mountain Regions, Yunzhi Chen, Wei Chen, Omid Rahmati, Fatemeh Falah, Dominik Kulakowski, Saro Lee, Fatemeh Rezaie, Mahdi Panahi, Aref Bahmani, Hamid Darabi, Ali Torabi Haghighi, Huiyuan Bian
Toward The Development Of Deep Learning Analyses For Snow Avalanche Releases In Mountain Regions, Yunzhi Chen, Wei Chen, Omid Rahmati, Fatemeh Falah, Dominik Kulakowski, Saro Lee, Fatemeh Rezaie, Mahdi Panahi, Aref Bahmani, Hamid Darabi, Ali Torabi Haghighi, Huiyuan Bian
Geography
Snow avalanches impose a considerable threat to infrastructure and human safety in snow bound mountain areas. Nevertheless, the spatial prediction of snow avalanches has received little research attention in many vulnerable parts of the world, particularly in developing countries. The present study investigates the applicability of a stand alone convolutional neural network (CNN) model, as a deep learning approach, along with two metaheuristic algorithms including grey wolf optimization (CNN-GWO) and imperialist competitive algorithm (CNN-ICA) in snow avalanche modelling in the Darvan watershed, Iran. The analysis was based on thirteen potential drivers of avalanche occurrence and an inventory map of previously …
Effects Of Bark Beetle Outbreaks On Forest Landscape Pattern In The Southern Rocky Mountains, U.S.A., Kyle C. Rodman, Robert A. Andrus, Cori L. Butkiewicz, Teresa B. Chapman, Nathan S. Gill, Brian J. Harvey, Dominik Kulakowski, Niko J. Tutland, Thomas T. Veblen, Sarah J. Hart
Effects Of Bark Beetle Outbreaks On Forest Landscape Pattern In The Southern Rocky Mountains, U.S.A., Kyle C. Rodman, Robert A. Andrus, Cori L. Butkiewicz, Teresa B. Chapman, Nathan S. Gill, Brian J. Harvey, Dominik Kulakowski, Niko J. Tutland, Thomas T. Veblen, Sarah J. Hart
Geography
Since the late 1990s, extensive outbreaks of native bark beetles (Curculionidae: Scolytinae) have affected coniferous forests throughout Europe and North America, driving changes in carbon storage, wildlife habitat, nutrient cycling, and water resource provisioning. Remote sensing is a cru-cial tool for quantifying the effects of these disturbances across broad landscapes. In particular, Landsat time series (LTS) are increasingly used to characterize outbreak dynamics, including the presence and severity of bark beetle-caused tree mortality, though broad-scale LTS-based maps are rarely informed by detailed field validation. Here we used spatial and temporal information from LTS products, in combination with extensive field data …
Indigenous-Led Grassroots Engagements With Oil Pipelines In The U.S. And Russia: The Nodapl And Komi Movements, Maria S. Tysiachniouk, Leah S. Horowitz, Varvara V. Korkina, Andrey N. Petrov
Indigenous-Led Grassroots Engagements With Oil Pipelines In The U.S. And Russia: The Nodapl And Komi Movements, Maria S. Tysiachniouk, Leah S. Horowitz, Varvara V. Korkina, Andrey N. Petrov
Faculty Publications
Networks play an important role in the Indigenous rights movement’s strategies and in Indigenous groups’ engagements with industry actors, the State, and NGOs. We seek to extend the concept of Governance Generating Networks (GGN) to incorporate Indigenous grassroots movements, and evaluate multiscale interactions and processes of network-generated governance across scales. We compare the NoDAPL movement led by the Standing Rock Sioux Tribe in the U.S. with grassroots Indigenous-environmentalist networks of water defenders in the Komi Republic, Russia. These GGNs emerged to protest oil pipelines within two contrasting sociopolitical systems, yet demonstrate substantial similarities in respect to local grievances and global …
The Atmospheric Carbon And Transport (Act)-America Mission, Kenneth J. Davis, Edward V. Browell, Sha Feng, Thomas Lauvaux, Michael D. Obland, Sandip Pal, Bianca C. Baier, David F. Baker, Ian T. Baker, Zachary R. Barkley, Kevin W. Bowman, Yu Yan Cui, A. Scott Denning, Joshua P. Digangi, Jeremy T. Dobler, Alan Fried, Tobias Gerken, Klaus Keller, Bing Lin, Amin R. Nehrir, Caroline P. Normile, Christopher W. O'Dell, Lesley E. Ott, Anke Roiger, Andrew E. Schuh, Colm Sweeney, Yaxing Wei, Brad Weir, Ming Xue, Christopher A. Williams
The Atmospheric Carbon And Transport (Act)-America Mission, Kenneth J. Davis, Edward V. Browell, Sha Feng, Thomas Lauvaux, Michael D. Obland, Sandip Pal, Bianca C. Baier, David F. Baker, Ian T. Baker, Zachary R. Barkley, Kevin W. Bowman, Yu Yan Cui, A. Scott Denning, Joshua P. Digangi, Jeremy T. Dobler, Alan Fried, Tobias Gerken, Klaus Keller, Bing Lin, Amin R. Nehrir, Caroline P. Normile, Christopher W. O'Dell, Lesley E. Ott, Anke Roiger, Andrew E. Schuh, Colm Sweeney, Yaxing Wei, Brad Weir, Ming Xue, Christopher A. Williams
Geography
The Atmospheric Carbon and Transport (ACT)-America NASA Earth Venture Suborbital Mission set out to improve regional atmospheric greenhouse gas (GHG) inversions by exploring the intersection of the strong GHG fluxes and vigorous atmospheric transport that occurs within the midlatitudes. Two research aircraft instrumented with remote and in situ sensors to measure GHG mole fractions, associated trace gases, and atmospheric state variables collected 1,140.7 flight hours of research data, distributed across 305 individual aircraft sorties, coordinated within 121 research flight days, and spanning five 6-week seasonal flight campaigns in the central and eastern United States. Flights sampled 31 synoptic sequences, including …
Atmospheric Carbon And Transport – America (Act-America) Data Sets: Description, Management, And Delivery, Y. Wei, R. Shrestha, S. Pal, T. Gerken, S. Feng, J. Mcnelis, D. Singh, M. M. Thornton, A. G. Boyer, M. A. Shook, G. Chen, B. C. Baier, Z. R. Barkley, J. D. Barrick, J. R. Bennett, E. V. Browell, J. F. Campbell, L. J. Campbell, Y. Choi, J. Collins, J. Dobler, M. Eckl, A. Fiehn, A. Fried, J. P. Digangi, R. Barton-Grimley, H. Halliday, T. Klausner, S. Kooi, J. Kostinek, T. Lauvaux, B. Lin, Christopher A. Williams
Atmospheric Carbon And Transport – America (Act-America) Data Sets: Description, Management, And Delivery, Y. Wei, R. Shrestha, S. Pal, T. Gerken, S. Feng, J. Mcnelis, D. Singh, M. M. Thornton, A. G. Boyer, M. A. Shook, G. Chen, B. C. Baier, Z. R. Barkley, J. D. Barrick, J. R. Bennett, E. V. Browell, J. F. Campbell, L. J. Campbell, Y. Choi, J. Collins, J. Dobler, M. Eckl, A. Fiehn, A. Fried, J. P. Digangi, R. Barton-Grimley, H. Halliday, T. Klausner, S. Kooi, J. Kostinek, T. Lauvaux, B. Lin, Christopher A. Williams
Geography
The ACT-America project is a NASA Earth Venture Suborbital-2 mission designed to study the transport and fluxes of greenhouse gases. The open and freely available ACT-America data sets provide airborne in situ measurements of atmospheric carbon dioxide, methane, trace gases, aerosols, clouds, and meteorological properties, airborne remote sensing measurements of aerosol backscatter, atmospheric boundary layer height and columnar content of atmospheric carbon dioxide, tower-based measurements, and modeled atmospheric mole fractions and regional carbon fluxes of greenhouse gases over the Central and Eastern United States. We conducted 121 research flights during five campaigns in four seasons during 2016–2019 over three regions …
Joint Co2 Mole Fraction And Flux Analysis Confirms Missing Processes In Casa Terrestrial Carbon Uptake Over North America, Sha Feng, Thomas Lauvaux, Christopher A. Williams, Kenneth J. Davis, Yu Zhou, Ian Baker, Zachary R. Barkley, Daniel Wesloh
Joint Co2 Mole Fraction And Flux Analysis Confirms Missing Processes In Casa Terrestrial Carbon Uptake Over North America, Sha Feng, Thomas Lauvaux, Christopher A. Williams, Kenneth J. Davis, Yu Zhou, Ian Baker, Zachary R. Barkley, Daniel Wesloh
Geography
Terrestrial biosphere models (TBMs) play a key role in the detection and attribution of carbon cycle processes at local to global scales and in projections of the coupled carbon-climate system. TBM evaluation commonly involves direct comparison to eddy-covariance flux measurements. We use atmospheric CO2 mole fraction ([CO2]) measured in situ from aircraft and tower, in addition to flux-measurements from summer 2016 to evaluate the Carnegie-Ames-Stanford-Approach (CASA) TBM. WRF-Chem is used to simulate [CO2] using biogenic CO2 fluxes from a CASA parameter-based ensemble and CarbonTracker version 2017 (CT2017) in addition to transport and CO2 boundary condition ensembles. The resulting “super ensemble” …
Extreme Heat Vulnerability And Spatial Accessibility To Cooling Centers In Connecticut, Nicholas Elton
Extreme Heat Vulnerability And Spatial Accessibility To Cooling Centers In Connecticut, Nicholas Elton
Public Health Theses
Extreme heat is becoming an increasingly prevalent and prominent environmental health issue under climate change. The goal of this study is to evaluate heat vulnerability at the census tract level in the state of Connecticut and assess the spatial accessibility to cooling centers – an extreme heat intervention. A variety of environmental and sociodemographic variables related to heat and health were identified based on previous literature and used in a varimax-rotated principal component analysis to reduce dimensionality and identify key components that constitute a heat vulnerability score. In addition, cooling center locations were identified based on news media and a …