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Climate Change Research Products in the Science Inventory

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Records 1 to 25 of 119

Onsite Non-potable Reuse for Large Buildings: Environmental and Economic Suitability as a Function of Building Characteristics and Location
(JOURNAL) [Published : Mar 01, 2021]
Onsite non-potable reuse (NPR) is a way for buildings to conserve water using onsite sources for uses like toilet flushing, laundry and irrigation. Although early case study results are promising, aspects like system suitability, cost and environmental performance remain difficul...
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 ...
Environmental and Cost Benefits of Co-Digesting Food Waste at Wastewater Treatment Facilities - journal article
(JOURNAL) [Published : Jul 15, 2020]
The wastewater industry is in the midst of a paradigm shift from focusing solely on treatment to incorporating concepts aimed at mitigating environmental impacts such as energy and nutrient recovery and water reuse. This study uses life cycle assessment and life cycle cost analys...
Diets Enriched with Coconut, Fish, and Olive Oil Modify Peripheral Metabolic Effects of Ozone in Rats
(JOURNAL) [Published : Jan 01, 2021]
Dietary factors may modulate metabolic effects of air pollutant exposures. We hypothesized that diets enriched with coconut oil (CO), fish oil (FO), or olive oil (OO) would alter ozone-induced metabolic responses. Male Wistar-Kyoto rats (1-month-old) were fed normal diet (ND), or...
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 ...
Environmental and cost benefits of co-digesting food waste at wastewater treatment facilities
(JOURNAL) [Published : Jul 15, 2020]
The wastewater industry is undergoing a paradigm shift from focusing solely on treatment to incorporating concepts aimed at mitigating environmental impacts such as energy and nutrient recovery and water reuse. This study uses life cycle assessment and life cycle cost analysis to...
Mutagenicity- and Pollutant-Emission Factors of Pellet-Fueled Gasifier Cookstoves: Comparison with Other Combustion Sources
(JOURNAL) [Published : Oct 15, 2020]
Emissions from solid-fuel burning cookstoves are associated with 3 to 4 million premature deaths annually and contribute significantly to climate-forcing. Pellet-fueled gasifier stoves have some emission factors (EFs) approaching those of gas-fuel stoves; however, their emissions...
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...
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...
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...
A proof of concept study for wastewater reuse using bioelectrochemical processes combined with complementary post-treatment technologies
(JOURNAL) [Published : Jun 24, 2019]
This article describes a proof-of-concept study designed for the reuse of wastewater using microbial electrochemical cells (MECs) combined with complementary post-treatment technologies. This study mainly focused on how the integrated approach works effectively for wastewater reu...
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...
Evaluating the Performance of Household Liquefied Petroleum Gas Cookstoves
(JOURNAL) [Published : Dec 15, 2017]
Liquefied Petroleum Gas (LPG) cookstoves are considered to be an important solution for mitigating household air pollution; however, their performance has rarely been evaluated. To fill the data and knowledge gaps in this important area, laboratory tests (number of tests: 89) wer...
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...
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...
Evaluation of Emerging Technologies on a 1.6 L Turbocharged GDI Engine
(JOURNAL) [Published : Apr 03, 2018]
Low-pressure loop exhaust gas recirculation (LPL- EGR) combined with a higher compression ratio is a technology package that has been the focus of significant research to increase engine thermal efficiency of downsized, turbocharged GDI engines. Research shows that the addition ...
Emissions from Prescribed Burning of Agricultural Fields in the Pacific Northwest
(JOURNAL) [Published : Oct 11, 2017]
Prescribed burns of winter wheat stubble and Kentucky bluegrass fields in northern Idaho and eastern Washington states (U.S.A.) were sampled using ground-, aerostat-, airplane-, and laboratory-based measurement platforms to determine emission factors, compare methods, and provide...
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, ...
Exploring the role of natural gas power plants with carbon capture and storage as a bridge to a low-carbon future
(JOURNAL) [Published : Mar 02, 2018]
Natural gas combined-cycle (NGCC) turbines with carbon capture and storage (CCS) can be a promising technology to reduce CO2 emissions in the electric sector. However, the high cost and energy penalties of current carbon capture devices, as well as methane leakage from natural ga...
Warmer Temperatures Reduce Net Carbon Uptake, but Do Not Affect Water Use, in a Mature Southern Appalachian Forest
(JOURNAL) [Published : Apr 15, 2018]
Increasing air temperature is expected to extend growing season length in temperate, broadleaf forests, leading to potential increases in evapotranspiration and net carbon uptake. However, other key processes affecting water and carbon cycles are also highly temperature-dependent...
Lake Water Levels and Associated Hydrologic Characteristics in the Conterminous U.S.
(JOURNAL) [Published : Jun 01, 2020]
Water withdrawal and changing climate conditions may alter lake water levels beyond normal ranges. Documenting potential changes requires understanding lake hydrology across regional environmental gradients. We assessed hydrologic characteristics of lakes in the conterminous U.S....
Rubbertown Next Generation Emissions Measurements Demonstration Project June 2019
(JOURNAL) [Published : Jun 08, 2019]
Product Description: Industrial facilities have the potential to emit volatile organic compounds (VOCs), hazardous air pollutants (HAPs), and odorous species from unintended sources including fugitive leaks, process malfunctions, and improperly controlled operations. Stochastic i...
Light absorption of organic carbon emitted from burning wood, charcoal and kerosene in household cookstoves
(JOURNAL) [Published : Sep 01, 2018]
Household cookstove emissions are an important source of carbonaceous aerosols globally. The light-absorbing organic carbon (OC), also termed brown carbon (BrC), from cookstove emissions can impact the Earth’s radiative balance, but is rarely investigated. In this work, PM2.5 fil...
Benchmarking a 2016 Honda Civic 1.5-Liter L15B7 Turbocharged Engine and Evaluating the Future Efficiency Potential of Turbocharged Engines
(JOURNAL) [Published : Feb 16, 2018]
As part of the U.S. Environmental Protection Agency’s continuing assessment of advanced light-duty automotive technologies to support the setting of appropriate national greenhouse gas standards, and to evaluate the impact of new technologies on in-use emissions, a 2016 Honda Civ...