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    Records 51 to 75 of 90236

    2024
    Balancing Risk Assessment and Life Cycle Analysis of On Site Water Reuse Approaches
    (PRESENTATION) [Presented : Feb 01, 2024]
    Increasing water shortages and aging infrastructure have broadened interest in using alternative source waters for a range of end uses. Developing fit-for-purpose treatment approaches requires consideration of both the proximal risks of reuse-related exposures and the more distal...
    Bayesian Networks Take Center Stage at the SETAC North America 44th Annual Meeting
    (NEWSLETTER ARTICLE) [Published : Jan 25, 2024]
    The Bayesian network (BN) session at the SETAC North America 44th Annual Meeting was conducted for the sixth consecutive year. Since its inception in 2018 during the SETAC North America annual meeting in Sacramento, the BN session has grown into a multi-faceted platform for the p...
    Beyond PM2.5: The Other Effects of Wildfires on Air and Water Quality
    (PRESENTATION) [Presented : Mar 19, 2024]
    This is a presentation on the effects of wildfire on air and water quality for the ACE webinar series
    Biological Interpretation Model for Developmental Neurotoxicity
    (PRESENTATION) [Presented : Apr 10, 2024]
    New approach methodologies (NAMs) are being evaluated for their utility to inform developmental neurotoxicity (DNT) hazard instead of using animals. This work compares predictive models for DNT using DNT NAMs data. The dataset comprised 200 chemicals screened in 17 DNT assays wit...
    Building Equitable Resilience: EPA research and tools for community planning (NCASC)
    (PRESENTATION) [Presented : Mar 28, 2024]
    As the risks of climate change impacts become more apparent and more severe, communities need ways to plan, adapt, and transform in order to increase resilience. Disasters cause widely disparate impacts on communities and populations with differential vulnerability, making necess...
    Building Factors Influencing Indoor Air Quality During Wildfire Smoke Events.
    (PRESENTATION) [Presented : Mar 05, 2024]
    This poster, “Building Factors Influencing Indoor Air Quality During Wildfire Smoke Events,” provides an overview of the results and significance of a field study conducted in Missoula County, MT examining indoor air quality in public and commercial buildings during a...
    Building Resilience to Extreme Weather Events in Phoenix: Considering Contaminated Sites and Disadvantaged Communities
    (JOURNAL) [Published : Feb 09, 2024]
    Communities across the world are experiencing a myriad of impacts from intensifying extreme heat, flood, drought, and wildfire events due to climate change. Further impacts can be experienced due to nearby contaminated sites and waste management facilities that are either activel...
    Building a compendium of expert driven read-across cases to facilitate an analysis of the contribution that different similarity contexts play in read-across performance
    (PRESENTATION) [Presented : Mar 14, 2024]
    Read-across is a data-gap filling technique utilised to predict the toxicity of a target chemical using data from similar analogues. Read-across is predominantly performed as part of an expert-driven assessment which can impeded broad acceptance. Data-driven approaches such as Ge...
    Burn Pit-Related Smoke Activates Respiratory Epithelial Oxidative Stress Response Pathways
    (PRESENTATION) [Presented : Mar 13, 2024]
    Background and Purpose: Health effects of inhaled smoke from military burn pits include increased incidences of cardiopulmonary diseases, sinonasal disease, and cancers of the nervous system. Burn pit smoke is a complex mixture of particulate matter (PM), volatile organic compoun...
    Burn pit-related smoke causes developmental and behavioral toxicity in zebrafish: Influence of material type and emissions chemistry
    (JOURNAL) [Published : Apr 30, 2024]
    Combustion of mixed materials during open air burning of refuse or structural fires in the wildland urban interface produces emissions that worsen air quality, contaminate rivers and streams, and cause poor health outcomes including developmental effects. The zebrafish, a freshwa...
    By-degree Health and Economic Impacts of Lyme Disease, Eastern and Midwestern United States
    (JOURNAL) [Published : Mar 13, 2024]
    Journal article submitted to EcoHealth - (Abstract) - Lyme disease (LD) is the most common vector-borne disease in the United States (U.S.). This paper assesses how climate change may influence LD incidence in the eastern and upper midwestern U.S., and the associated economic bur...
    Carbon Fate, Iron Dissolution, and Molecular Characterization of Dissolved Organic Matter in Thawed Yedoma Permafrost under Varying Redox Conditions
    (JOURNAL) [Published : Mar 05, 2024]
    Permafrost soils store ∼50% of terrestrial C, with Yedoma permafrost containing ∼25% of the total C. Permafrost is undergoing degradation due to thawing, with potentially hazardous effects on landscape stability and water resources. Complicating ongoing efforts to project...
    Career Day
    (PRESENTATION) [Presented : Apr 12, 2024]
    Career Day at East Cary Magnet Middle School
    Career in satellite water quality science.
    (PRESENTATION) [Presented : Mar 15, 2024]
    Brief overview of Earth Observation science and water quality for middle to high school age children.
    Category-based toxicokinetic evaluations of per- and polyfluoroalkyl substances (PFAS) for new approach method (NAM) application
    (PRESENTATION) [Presented : Mar 14, 2024]
    Concern over exposure to and potential health effects of per- and polyfluoroalkyl substances (PFAS) continues to increase as more is learned about their environmental persistence and human bioaccumulative potential. With PFAS estimates ranging to over 10,000, the limited exposure...
    CeO2 nanoparticle dose and exposure modulate soybean development and plant-mediated responses in root-associated bacterial communities
    (JOURNAL) [Published : May 03, 2024]
    Agricultural soils are increasingly undergoing inadvertent and purposeful exposures to engineered CeO2 nanoparticles (NPs), which can impact crops and root-associated microbial communities. However, interactions between NP concentration and exposure duration on plant-mediate...
    Centering Equity in Community Planning using the EPA's Equitable Resilience Builder Tool
    (PRESENTATION) [Presented : Apr 24, 2024]
    Climate change presents cascading and compounding threats to low-income and underrepresented communities, increasing the need for equitable resilience planning. However, many local governments face challenges incorporating community voices with resilience and vulnerability data i...
    Centuries-old land-use changes influence contemporary biogeochemical groundwater behavior in headwater streams
    (PRESENTATION) [Presented : Jan 11, 2024]
    Before the era of fossil fuel use, water provided power for industrial processes in the USA through a ubiquitous network of dams and mills. This infrastructure was constructed concurrently with widespread deforestation and sedimentation during the 18th through 20th centuries caus...
    Changes in Future Extreme Precipitation in USFS Experimental Forests from Dynamically Downscaled Simulations
    (PRESENTATION) [Presented : May 03, 2024]
    The increasing trend in the frequency and intensity of extreme precipitation events and associate flooding has been well documented within the Southeastern U.S. using the historical climate records. Studies also describe dramatic ecosystem responses to extreme events with a plaus...
    Chapter 12 of Toxicology of Fishes, "Adverse Outcome Pathways"
    (BOOK CHAPTER) [Published : Mar 07, 2024]
    Adverse outcome pathways (AOPs) are a framework for organizing scientific information concerning the linkage between biological perturbations measured at low levels of biological organization (e.g., molecular, biochemical, cellular) and adverse effects of concern for risk assessm...
    Chapter 2 of Toxicology of Fishes, "Toxicokinetics in Fishes"
    (BOOK CHAPTER) [Published : Mar 07, 2024]
    This book chapter addresses the topic of chemical toxicokinetics in fish. Introductory sections provide an overview of chemical absorption, distribution, and excretion, and highlight how adaptations of fish to their aquatic environment shape these processes. An extended section o...
    Characterization Techniques at an Managed Aquifer Recharge Site
    (PRESENTATION) [Presented : Jan 24, 2024]
    Enhanced Aquifer Recharge (EAR) is the process of enhancing the natural conveyance of water into the subsurface to augment water supplies. Karst geology offers a natural mechanism for recharge and covers 20% of the U.S. land surface. The potential impacts to groundwater flow foll...
    Characterization of Per- and Polyfluoroalkyl Substances (PFAS) and Other Constituents in MSW Landfill Leachate from Puerto Rico
    (JOURNAL) [To be published : Jun 01, 2024]
    Extensive research in recent years has reported higher per- and polyfluoroalkyl substance (PFAS) concentrations in municipal solid waste (MSW) landfill leachate than other municipal wastewaters, including multiple studies of leachate from MSW landfills in the United States. Becau...
    Characterization of signaling pathways in in vitro developmental neurotoxicity battery
    (PRESENTATION) [Presented : Mar 14, 2024]
    Neurite outgrowth is an important precursor to synapse formation and assays for neurite outgrowth are part of an in vitro battery (IVB) of assays for developmental neurotoxicity screening (DNT). This battery of assays evaluates chemical effects on key neurodevelopmental processes...
    Characterization of signaling pathways in in vitro developmental neurotoxicity battery (TSfN)
    (PRESENTATION) [Presented : Apr 26, 2024]
    Neurite outgrowth is an important precursor to synapse formation and assays for neurite outgrowth are part of an in vitro battery (IVB) of assays for developmental neurotoxicity screening (DNT). This battery of assays evaluates chemical effects on key neurodevelopmental processes...