Related Topics: Climate Change Research

Climate Change Research Products in the Science Inventory

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Records 1 to 25 of 381

High-resolution dynamically downscaled rainfall and temperature projections for ecological life zones within Puerto Rico and for the US Virgin Islands
(JOURNAL) [Published : Feb 17, 2021]
The Weather Research and Forecasting (WRF) model and a combination of the Regional Spectral Model (RSM) and the Japanese Meteorological Agency Non-Hydrostatic Model (NHM) were used to dynamically downscale selected CMIP5 global climate models to provide 2-km projections with hour...
Environmental effects of stratospheric ozone depletion, UV radiation, and interactions with climate change: UNEP Environmental Effects Assessment Panel, Update 2020
(JOURNAL) [Published : Jan 20, 2021]
Changes in solar UV radiation and climate have direct and indirect effects on the way in which cycling of elements (e.g., carbon, nitrogen and sulfur cycles) and the fate of contaminants occur in aquatic and terrestrial ecosystems. It is well established that a wide range of synt...
Comparison of EPIC-simulated and MODIS-derived Leaf Area Index (LAI) across multiple spatial scales
(JOURNAL) [Published : Aug 26, 2020]
Modeled leaf area index (LAI) in conjunction with satellite-derived LAI data streams may be used to support various regional and local scale air quality models for retrospective and future meteorological assessments. The Environmental Policy Integrated Climate (EPIC) model holds ...
Associations Between Simulated Future Changes in Climate, Air Quality, and Human Health
(JOURNAL) [Published : Jan 04, 2021]
Importance Future changes in climate are likely to adversely affect human health by affecting concentrations of particulate matter sized less than 2.5 μm (PM2.5) and ozone (O3) in many areas. However, the degree to which these outcomes may be mitigated by reducing air polluta...
Climate‐change refugia: biodiversity in the slow lane
(JOURNAL) [Published : Jun 01, 2020]
Climate‐change adaptation focuses on conducting and translating research to minimize the dire impacts of anthropogenic climate change, including threats to biodiversity and human welfare. One adaptation strategy is to focus conservation on climate‐change refugia (that is, areas r...
Factors influencing carbon stocks and accumulation rates in eelgrass meadows across New England, USA
(JOURNAL) [Published : Dec 01, 2020]
Increasing the protection of coastal vegetated ecosystems has been suggested as one strategy to compensate for increasing carbon dioxide (CO2) in the atmosphere as the capacity of these habitats to sequester and store carbon exceeds that of terrestrial habitats. Seagrasses are a ...
Assessing and Managing Design Storm Variability and Projection Uncertainty in a Changing Coastal Environment
(JOURNAL) [Published : Jun 15, 2020]
Coastal urban infrastructure and water programs are vulnerable to the impacts of long-term hydroclimatic changes and to the flooding and physical destruction of disruptive cyclones and storm surge. Water resilience or, inversely, vulnerability depends on design specifications of ...
Applying the index of watershed integrity to the Matanuska–Susitna basin
(JOURNAL) [Published : Aug 27, 2020]
The Matanuska–Susitna Borough is the fastest growing region in the State of Alaska and is impacted by a number of human activities. We conducted a multiscale assessment of the stressors facing the borough by developing and mapping the Index of Watershed Integrity (IWI) and ...
Spatial Quantile Regression for Data With Smooth Density Functions
(JOURNAL) [Published : Oct 07, 2020]
When using NGEM approaches executed in proximity to fugitive and area sources, emission level variability coupled with changing wind directions and atmospheric transport frequently produce heavily skewed distributions in measured pollutant concentrations. Many times, the data re...
Assessment of NO2 Observations during DISCOVER-AQ and KORUS-AQ Field Campaigns
(JOURNAL) [Published : May 19, 2020]
NASA’s Deriving Information on Surface Conditions from Column and Vertically Resolved Observations Relevant to Air Quality (DISCOVER-AQ, conducted in 2011–2014) campaign in the United States and the joint NASA and National Institute of Environmental Research (NIER) Korea–United S...
Detection Limits of Optical Gas Imaging for Natural Gas Leak Detection in Realistic Controlled Conditions August 2020
(JOURNAL) [Published : Aug 07, 2020]
Increasing production of natural gas has driven interest in identifying and reducing emissions of methane, the primary component of natural gas and a powerful greenhouse gas. Optical gas imaging (OGI) is commonly utilized as a leak detection method in the upstream and midstream s...
Studying Scale Dependency of Aerosol Cloud Interactions using Scale-Aware Cloud Formulations
(JOURNAL) [Published : Sep 09, 2020]
The WRF-ACI model (documented in Part-I) is used to investigate the scale dependency of aerosol-cloud interactions (ACI) across the “grey zone” scales for grid scale and subgrid scale clouds. The impacts of ACI are examined across regions in the eastern and western U....
Evaluation of performance of household solar cookers
(JOURNAL) [Published : Sep 15, 2020]
Household solar cookers were evaluated according to ASAE (American Society of Agricultural Engineers) Standard S580.1 – Testing and Reporting Solar Cooker Performance. Per ASAE S580.1, standardized cooking power at a temperature difference of 50°C between ambient air a...
Predicting Secondary Organic Aerosol Phase State and Viscosity and its Effect on Multiphase Chemistry in a Regional Scale Air Quality Model
(JOURNAL) [Published : Jul 16, 2020]
Atmospheric aerosols are a significant public health hazard and have substantial impacts on the climate. Secondary organic aerosols (SOA) have been shown to phase separate into a highly viscous organic outer layer and an aqueous core. This phase separation can decrease the partit...
Combustion by-products and their health effects: Summary of the 16th international congress
(JOURNAL) [Published : Jan 01, 2021]
The 16th International Congress on Combustion By-Products and their Health Effects (PIC2019) was held in Ann Arbor, Michigan, from July 10 to 12, 2019. For the last 28 years, this conference has served as an interdisciplinary platform for the discussion of the formation, environm...
Sediment retention by natural landscapes in the conterminous United States
(JOURNAL) [Published : Nov 01, 2020]
Soil functions provide vital ecosystem services, from sequestering carbon to providing food and moderating floods. Soil erosion threatens the provisioning of these services while deteriorating downstream water quality. Vegetation plays an important role in soil retention – by hol...
Integrating Land Use and Socioeconomic Factors into Scenario-Based Travel Demand and Carbon Emission Impact Study
(JOURNAL) [Published : Mar 27, 2017]
Urban sprawl continues since the last century, leading to a rapid increase in automobile ownership and vehicle travel demand, while resulting in more traffic congestion and automobile emissions. Land use, serving as a source of travel demand, can significantly impact travel behav...
Submerged Vegetation Responses to Climate Variation and Altered Hydrology in a Subtropical Estuary: Interpreting 33 Years of Change
(JOURNAL) [Published : Mar 13, 2020]
Links between hydrologic modifications, flow and salinity regimes, and submerged aquatic vegetation (SAV) species composition and abundance were assessed with an empirical analysis of 33 years of monitoring data collected at nine sites in Florida’s Caloosahatchee River Estu...
Modeling and Controls Development of 48V Mild Hybrid Electric Vehicles
(JOURNAL) [Published : Apr 03, 2018]
The Advanced Light-Duty Powertrain and Hybrid Analysis tool (ALPHA) was created by EPA to evaluate the Greenhouse Gas (GHG) emissions of Light-Duty (LD) vehicles. It is a physics-based, forward-looking, full vehicle computer simulator capable of analyzing various vehicle types c...
Light absorption of secondary organic aerosol: Composition and contribution of nitro-aromatic compounds
(JOURNAL) [Published : Oct 17, 2017]
Secondary organic aerosol (SOA) might affect the atmospheric radiation balance through absorbing light at shorter visible and UV wavelengths. However, the composition and optical properties of light-absorbing SOA is poorly understood. In this work, SOA filter samples were collect...
Environmental effects of stratospheric ozone depletion, UV radiation and interactions with climate change: UNEP Environmental Effects Assessment Panel, update 2019
(JOURNAL) [Published : May 20, 2020]
This assessment, by the United Nations Environment Programme (UNEP) Environmental Effects Assessment Panel (EEAP), one of three Panels informing the Parties to the Montreal Protocol, provides an update, since our previous extensive assessment (Photochem. Photobiol. Sci., 2019, 18...
Modeling and Validation of 48V Mild Hybrid Lithium-ion Battery Pack
(JOURNAL) [Published : Apr 03, 2018]
As part of the Midterm Evaluation of the 2017-2025 Light-duty Vehicle Greenhouse Gas (GHG) Standards, the U.S. Environmental Protection Agency (EPA) developed simulation models for studying the effectiveness of 48V mild hybrid technology for reducing CO2 emissions from light-duty...
Predictive GT-Power Simulation for VNT Matching on a 1.6 L Turbocharged GDI Engine
(JOURNAL) [Published : Apr 03, 2018]
The thermal efficiency benefits of low-pressure (LP) exhaust gas recirculation (EGR) in spark-ignition engine combustion are well known. One of the greatest barriers facing adoption of LP-EGR for high power-density applications is the challenge of boosting. Variable nozzle turbin...
Surface Depression and Wetland Water Storage Improves Major River Basin Hydrologic Predictions
(JOURNAL) [Published : Jul 06, 2020]
Surface water storage in small yet abundant landscape depressions—including wetlands and other small waterbodies—is largely disregarded in conventional hydrologic modeling practices. No quantitative evidence exists of how their exclusion may lead to potentially inaccu...
Universal industrial sectors integrated solutions modulefor the pulp and paper industry
(JOURNAL) [Published : Sep 01, 2017]
The U.S. is the world’s second-leading producer of pulp and paper products after China. While the pulp and paper industry has reduced its environmental impacts, concerns remain regarding the emissions of oxides of nitrogen (NOX) and sulfur dioxide (SO2) from the sector. Boilers, ...