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Articles 1 - 30 of 158
Full-Text Articles in Other Earth Sciences
Evaluating Reclaimed Mines And Heavy Metal Soil Contamination, Torin A. Matthews
Evaluating Reclaimed Mines And Heavy Metal Soil Contamination, Torin A. Matthews
ATU Research Symposium
Arkansas has a rich history of lead and zinc mining. While there are still some active mines, many historical mines have been abandoned and/or reclaimed. Although most reclamation procedures result in the burial and containment of target minerals, accessory minerals and elements can be leached out of waste materials/tailings piles and include heavy metals (i.e., Pb, As, Cd). We aim to evaluate the soil and watershed of a few abandoned/reclaimed mines in Pope County, AR, for the presence of heavy metals/source minerals. Soil and stream sediment geochemistry will be conducted using a portable x-ray fluorescence analyzer. Field work and sampling …
Summer 2024 Research Proposal: Swanberg Sanctuary Prairie Plant Community Characterization And Management Testing, Jillian Becksfort
Summer 2024 Research Proposal: Swanberg Sanctuary Prairie Plant Community Characterization And Management Testing, Jillian Becksfort
Scholar Week 2016 - present
Prairie management is an involved process that is focused on maintaining existing grassland plant and animal communities. Invasive species and the spread of woody shrubs and trees presents a real threat to the existing prairie. Woody stems can affect resources such as water access and nutrient availability, which may cause changes to the prairie’s unique plant communities. Management techniques like burning and mowing are commonly used to prevent woody stems from causing changes to the prairie ecosystem. The Sanctuary was restored to natural prairie habitat in 2008 and a list of planted species is available. However, no plant surveys have …
Reducing Uncertainty In Sea-Level Rise Prediction: A Spatial-Variability-Aware Approach, Subhankar Ghosh, Shuai An, Arun Sharma, Jayant Gupta, Shashi Shekhar, Aneesh Subramanian
Reducing Uncertainty In Sea-Level Rise Prediction: A Spatial-Variability-Aware Approach, Subhankar Ghosh, Shuai An, Arun Sharma, Jayant Gupta, Shashi Shekhar, Aneesh Subramanian
I-GUIDE Forum
Given multi-model ensemble climate projections, the goal is to accurately and reliably predict future sea-level rise while lowering the uncertainty. This problem is important because sea-level rise affects millions of people in coastal communities and beyond due to climate change's impacts on polar ice sheets and the ocean. This problem is challenging due to spatial variability and unknowns such as possible tipping points (e.g., collapse of Greenland or West Antarctic ice-shelf), climate feedback loops (e.g., clouds, permafrost thawing), future policy decisions, and human actions. Most existing climate modeling approaches use the same set of weights globally, during either regression or …
Cross-Scale Urban Land Cover Mapping: Empowering Classification Through Transfer Learning And Deep Learning Integration, Zhe Wang, Chao Fan, Xian Min, Shoukun Sun, Xiaogang Ma, Xiang Que
Cross-Scale Urban Land Cover Mapping: Empowering Classification Through Transfer Learning And Deep Learning Integration, Zhe Wang, Chao Fan, Xian Min, Shoukun Sun, Xiaogang Ma, Xiang Que
I-GUIDE Forum
Urban land cover mapping is essential for effective urban planning and resource management. Thanks to its ability to extract intricate features from urban datasets, deep learning has emerged as a powerful technique for urban classification. The U-net architecture has achieved state-of-the-art land cover classification performance, highlighting its potential for mapping urban trees at different spatial scales. However, deep learning approaches often require large, labeled datasets, which are challenging to acquire for specific urban contexts. Transfer learning addresses this limitation by leveraging pre-trained deep learning models on extensive datasets and adapting them to smaller urban datasets with limited labeled samples. Transfer …
Weather And Climate Research At The Kentucky Climate Center Based On Mesonet Observations, Brittany Pekara, Eric Rappin
Weather And Climate Research At The Kentucky Climate Center Based On Mesonet Observations, Brittany Pekara, Eric Rappin
Posters-at-the-Capitol
The Kentucky Mesonet is a great asset for the Commonwealth of Kentucky in a multitude of ways, from real-time storm monitoring to building a detailed climate record. A detailed climate record is essential as causality between observations and extreme weather can be identified, making it a great tool in an evolving climate system. The climate record being developed at the 75+ Kentucky Mesonet observation stations consists of approximately 75 indices that reflect frequency, extremes, range, duration, trends of precipitation, droughts, and extreme temperatures. Calculations are done for daily, weekly, monthly, seasonal, bi-annual, and annual aggregation periods. Tools will also be …
Developing A Bytownite Calibration Curve As A Lunar Analogue, Trevor W. Matterson
Developing A Bytownite Calibration Curve As A Lunar Analogue, Trevor W. Matterson
Undergraduate Student Research Internships Conference
Planetary analogue materials are useful to help interpret and predict planetary processes on other planetary bodies that we cannot observe directly. Lunar analogue materials include terrestrial rocks and minerals with compositions and textures like those on the moon. This project investigates the lunar analogue mineral bytownite to quantify shock effects on the moon using strain related mosaicity determined through micro x-ray diffraction (µXRD). Calibrating strain information as a function of shock pressure for these minerals will enable us to extract peak shock pressures (in GPa) from naturally shocked materials, such as lunar meteorites and Apollo samples, using µXRD
Studying The Glacial Melt Of Mount Baker Using Remote Sensing (1999 - 2019), Cole Fletcher
Studying The Glacial Melt Of Mount Baker Using Remote Sensing (1999 - 2019), Cole Fletcher
Scholars Week
With rising temperatures glaciers around the globe are beginning to melt. Melting of large glaciers should be concerning as they can raise the present sea-level which could potentially put near sea-level urban areas underwater. We must observe the rate at which glaciers are retreating. Mountain glaciers are a good resource to observe as they do give a clear visual of how fast glaciers are retreating. This project hopes to give a good visual representation and quantitative measurement of how much glacial melt is occurring at Mt Baker in Washington, United States, in the last 20 years. This project will use …
Detrital Zircon Geochronology Of Paleoproterozoic Sedimentary Rocks From The Upper Huronian Supergroup, Canada, Carolyn M. Hill, Don W. Davis, Patricia L. Corcoran
Detrital Zircon Geochronology Of Paleoproterozoic Sedimentary Rocks From The Upper Huronian Supergroup, Canada, Carolyn M. Hill, Don W. Davis, Patricia L. Corcoran
Western Research Forum
The Huronian Supergroup is a well-known succession of primarily sedimentary rocks exposed north of Lake Huron. Deposition of the succession is constrained between 2450 and 2220 Ma (million years), which corresponds with Earth’s rise of atmospheric oxygen, however the depositional timing of the uppermost formations cannot be refined further due to a lack of interbedded volcanic rocks. A geochronological study of detrital zircon grains from sandstone and claystone beds from the two youngest Huronian formations, the Gordon Lake and Bar River formations, was completed in order to confine the maximum age of deposition.
Zircon is a mineral that commonly forms …
Seismic Landslide Hazard Mapping For Greater Vancouver, British Columbia, Ali Fallah Yeznabad, Sheri E. Molnar, Hesham M. El Naggar
Seismic Landslide Hazard Mapping For Greater Vancouver, British Columbia, Ali Fallah Yeznabad, Sheri E. Molnar, Hesham M. El Naggar
Western Research Forum
The lower Mainland of southwest British Columbia (BC) hosts about 3.5 million people and significant infrastructures of national importance. Southwestern BC has the highest seismic risk in Canada with significant potential to cause earthquake-induced hazards including tsunamis, liquefaction and landslides. A Cascadia mega-thrust (MW 9) earthquake is predicted to generate $75 billion Canadian dollars in losses. This damage can be resulted from ground shaking or its secondary phenomena like landslides; ground shaking during earthquakes may trigger landslides that can damage or destroy buildings, bury roads and highways and kill and injure people. In Canada, during the past century and …
Groundwater Contamination At Coal Ash Deposit Sites In Kentucky, Brandon Rose
Groundwater Contamination At Coal Ash Deposit Sites In Kentucky, Brandon Rose
Scholars Week
No abstract provided.
Kentucky Flood And Flash Flood Comparison Of 1996 And 2017 Using Gis, Harrison Kelly
Kentucky Flood And Flash Flood Comparison Of 1996 And 2017 Using Gis, Harrison Kelly
Scholars Week
No abstract provided.
Extreme Precipitation Events, Impacts, Trends And Projections For Indiana, Sam Lashley
Extreme Precipitation Events, Impacts, Trends And Projections For Indiana, Sam Lashley
Purdue Road School
The National Weather Service is working with core partners to build a Weather Ready Nation for present and future generations by taking advanced action against the devastating impacts of extreme weather events, including extreme precipitation and flooding. One way in which this can be accomplished is by studying trends in historical weather data and applying what we learn to future mitigation efforts. The goal is to gain a better understanding of the magnitude and impacts that future extreme precipitation events may have on local infrastructure.
This presentation will review extreme rainfall and flooding events that have occurred across Indiana along …
Summer Precipitation Occurrence Effect On Two Passerine Species In Thule, Greenland, Sara E. Baugh
Summer Precipitation Occurrence Effect On Two Passerine Species In Thule, Greenland, Sara E. Baugh
Celebration of Learning
Climate change is occurring at a faster rate in the Arctic than the rest of the globe, causing temperature rises at twice the rate of the global average and increased summer precipitation in the form of rain. These precipitation events are predicted to affect migratory bird species that breed throughout the Arctic. Increased occurrence of heavy rainstorms indirectly affect bird populations by impacting distribution and abundance of food supply, and directly by increasing mortality rates of juveniles. Studies conducted on bird species throughout the low Arctic regions; have shown that it is not the total precipitation of a breeding season …
Closing The Water Budget In An Experimental Urban Watershed: A Comparative Assessment Of Methods For Measuring Evapotranspiration, Leana M. Weissberg, Gaboury Benoit
Closing The Water Budget In An Experimental Urban Watershed: A Comparative Assessment Of Methods For Measuring Evapotranspiration, Leana M. Weissberg, Gaboury Benoit
Yale Day of Data
No abstract provided.
Change Detection Of Mount Nyiragongo Post Eruption, Molly E. Karnes
Change Detection Of Mount Nyiragongo Post Eruption, Molly E. Karnes
Scholars Week
Because of the dangerous nature of volcanic eruptions, it makes them very difficult to study, however this makes them even more important for us to study because of how much destruction they can cause in such a short amount of time. We need to study all parts of an eruption to gain more insight into the specifics of how a volcano works. Having a better understanding of how large of an area is effected by an eruption will allow governments to decide on evacuation procedures. The goal of my project is to answer a very simple question, “How can we …
Applying Newton’S Law Of Cooling When The Target Keeps Changing Temperature, Such As In Stratospheric Ballooning Missions, James Flaten, Kaye Smith, Erick Agrimson
Applying Newton’S Law Of Cooling When The Target Keeps Changing Temperature, Such As In Stratospheric Ballooning Missions, James Flaten, Kaye Smith, Erick Agrimson
2017 Academic High Altitude Conference
Newton’s Law of Cooling describes how a “small” system, such as a thermometer, comes to thermal equilibrium with a “large” system, such as its environment, as a function of time. It is typically applied when the environment is in thermal equilibrium and the conditions are such that the thermal decay time for the thermometer is a constant. Neither of these conditions are met when measuring environmental (i.e. atmospheric) temperature using a thermometer mounted in a payload lofted into the stratosphere under weather balloons. In this situation the thermometer is in motion so it encounters layer after layer of atmosphere which …
The Spatial Distribution And Origins Of Sandstone Monoliths In The Swauk Watershed, Kittitas County, Wa, Rebeca Becerra, Daniel O'Dell
The Spatial Distribution And Origins Of Sandstone Monoliths In The Swauk Watershed, Kittitas County, Wa, Rebeca Becerra, Daniel O'Dell
Symposium Of University Research and Creative Expression (SOURCE)
Large groups of gigantic sandstone and conglomerate monoliths populate the Swauk Watershed of northern Kittitas County. These monoliths rest on side slopes in the watershed and distinctively project from their surroundings. The origins of these features are unknown. We studied these monoliths in the field by mapping their spatial distribution, describing their morphology and composition, and measuring their orientation and sizes in order to determine their origins. We used Google Earth and topographic maps to locate the monoliths and map their distribution. Interpretations were based from field work data and past research. Our field results show commonalities between the features …
Undergraduate Research Projects Help Promote Diversity In The Geosciences, De'etra Young, Shannon R. Trimboli, Rick S. Toomey, Thomas Byl
Undergraduate Research Projects Help Promote Diversity In The Geosciences, De'etra Young, Shannon R. Trimboli, Rick S. Toomey, Thomas Byl
Mammoth Cave Research Symposia
No abstract provided.
Citizen Science At Mammoth Cave National Park: Integrating Research And Education, Shannon R. Trimboli
Citizen Science At Mammoth Cave National Park: Integrating Research And Education, Shannon R. Trimboli
Mammoth Cave Research Symposia
No abstract provided.
Modeling Activity Of The Indiana Bat (Myotis Sodalis) At Mammoth Cave National Park Using Remotely-Sensed Descriptors Of Forest Canopy Conditions, Luke E. Dodd, N, S. Skowronski, M. B. Dickinson, L. K. Rieske, M. J. Lacki
Modeling Activity Of The Indiana Bat (Myotis Sodalis) At Mammoth Cave National Park Using Remotely-Sensed Descriptors Of Forest Canopy Conditions, Luke E. Dodd, N, S. Skowronski, M. B. Dickinson, L. K. Rieske, M. J. Lacki
Mammoth Cave Research Symposia
No abstract provided.
Quantitative Dye Studies To Evaluate The Spill Response System For Mammoth Cave National Park, Jetara Brown, Thomas Byl, Rick S. Toomey, Lonnie Sharpe Jr.
Quantitative Dye Studies To Evaluate The Spill Response System For Mammoth Cave National Park, Jetara Brown, Thomas Byl, Rick S. Toomey, Lonnie Sharpe Jr.
Mammoth Cave Research Symposia
No abstract provided.
Natural Resource Condition Assessment For Mammoth Cave National Park, Cate Webb, Chris Groves, Katie Algeo
Natural Resource Condition Assessment For Mammoth Cave National Park, Cate Webb, Chris Groves, Katie Algeo
Mammoth Cave Research Symposia
No abstract provided.
The Max Kämper Map Of Mammoth Cave: An Nps Centennial Restoration, Tres Seymour
The Max Kämper Map Of Mammoth Cave: An Nps Centennial Restoration, Tres Seymour
Mammoth Cave Research Symposia
No abstract provided.
What Data Analytics Can Do For You!, Leyla Zhuhadar, J. Kirk Atkinson, Albert Meier, Ouida Meier
What Data Analytics Can Do For You!, Leyla Zhuhadar, J. Kirk Atkinson, Albert Meier, Ouida Meier
Mammoth Cave Research Symposia
No abstract provided.
Use Of Multiphysics Simulation To Model Environmental Conditions Associated With Bat Hibernacula Including Preliminary Indication Of Impacts On Saltpeter Vats In Mammoth Cave, Aaron Bird, Rick Olson, Rick Toomey, Aaron Addison, Rachel Bosch
Use Of Multiphysics Simulation To Model Environmental Conditions Associated With Bat Hibernacula Including Preliminary Indication Of Impacts On Saltpeter Vats In Mammoth Cave, Aaron Bird, Rick Olson, Rick Toomey, Aaron Addison, Rachel Bosch
Mammoth Cave Research Symposia
No abstract provided.
The Effect Of Faulting On Past And Present Hydrogeology In Long Cave, Mammoth Cave National Park, Rick Olson, Rick S. Toomey
The Effect Of Faulting On Past And Present Hydrogeology In Long Cave, Mammoth Cave National Park, Rick Olson, Rick S. Toomey
Mammoth Cave Research Symposia
No abstract provided.
An Overview Of The Reverse Flow Patterns Of River Styx In Mammoth Cave, Kentucky: 2009-2012, Shannon R. Trimboli, Kim Weber, Susan Ryan, Rick S. Toomey
An Overview Of The Reverse Flow Patterns Of River Styx In Mammoth Cave, Kentucky: 2009-2012, Shannon R. Trimboli, Kim Weber, Susan Ryan, Rick S. Toomey
Mammoth Cave Research Symposia
No abstract provided.
Measurement Of Inorganic Carbon Fluxes From Large River Basins In South Central Kentucky Karst, Connor Salley, Chris Groves
Measurement Of Inorganic Carbon Fluxes From Large River Basins In South Central Kentucky Karst, Connor Salley, Chris Groves
Mammoth Cave Research Symposia
No abstract provided.
Tracing Carbon In Karst Environments In South-Central Kentucky To Identify Changes In Groundwater Dynamic Under Varying Land Uses, Chelsea Ballard, Jason Polk, Kegan Mcclanahan
Tracing Carbon In Karst Environments In South-Central Kentucky To Identify Changes In Groundwater Dynamic Under Varying Land Uses, Chelsea Ballard, Jason Polk, Kegan Mcclanahan
Mammoth Cave Research Symposia
No abstract provided.
Ongoing Geographic Documentation Of The Mammoth Cave System And Related Caves, Pat Kambesis, Bob Osburn
Ongoing Geographic Documentation Of The Mammoth Cave System And Related Caves, Pat Kambesis, Bob Osburn
Mammoth Cave Research Symposia
No abstract provided.