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Articles 301 - 330 of 386
Full-Text Articles in Earth Sciences
Environmental Magnetism Survey Of A Holocene Sedimentary Record From Barilari Bay, Western Antarctic Peninsula, Carl Joseph Natter Jr.
Environmental Magnetism Survey Of A Holocene Sedimentary Record From Barilari Bay, Western Antarctic Peninsula, Carl Joseph Natter Jr.
Theses, Dissertations and Culminating Projects
Barilari Bay is located on the western side of the Antarctic Peninsula (AP), opposite the former Larsen B Ice Shelf on the eastern Antarctic Peninsula. Barilari Bay was swath mapped during United States Antarctic Program cruise NBP10-01 as part of the Larsen Ice Shelf System, Antarctic (LARISSA) program. The bay consists of a series of five basins with water depths greater than 600 meters, from which a suite of kasten cores and jumbo piston cores was collected. Three cores, JPC-127, its trigger core TC- 127, and JKC 55 were collected from the outer portion of the Bay and recovered an …
Mapping The River Kilometers Of Potential Daylighting Projects In Northeast New Jersey, Omoniyi Ayodeji Asaolu
Mapping The River Kilometers Of Potential Daylighting Projects In Northeast New Jersey, Omoniyi Ayodeji Asaolu
Theses, Dissertations and Culminating Projects
A river offers many benefits to people who live near it, including transportation, a source of food, waste disposal, and water resources for consumption. Because of these advantages many great cities were built around rivers impacting rivers in many ways. While the effects of urban development on water quality have long been studied, this study measures how development has caused streams to disappear from the landscape. It was observed that some streams were buried due to negative impacts of urbanization. Public safety and flood control were some of the reasons these streams were buried, but with the advent of green …
Determining Middle Miocene Through Pliocene Changes In Provenance And Basal Ice Conditions Through Sedimentological Analyses Of Subglacial Diamictites In And-2a, Ross Sea, Antarctica, Melissa Anne Hansen
Determining Middle Miocene Through Pliocene Changes In Provenance And Basal Ice Conditions Through Sedimentological Analyses Of Subglacial Diamictites In And-2a, Ross Sea, Antarctica, Melissa Anne Hansen
Theses, Dissertations and Culminating Projects
Prior to the mid-Miocene the Antarctic ice sheet is believed to have been very dynamic with periods of expansion and contraction (Naish et ah, 2001). Previous studies have suggested that the ice sheet changed from a wet-based temperate ice-sheet to a drybased polar ice sheet at ca. 14 Ma (Lewis et al., 2007). Utilizing a sediment core obtained through the Antarctic Geological Drilling (ANDRILL) program, changes in the flow configurations and conditions in the basal ice were documented across the middle Miocene climate transition. Glaciers eroded bedrock from the Transantarctic Mountains and deposited sediments into the embayment mixing with materials …
Geochemical Analysis And Regional Correlations Bbetween Granitic Gneisses Of The Western Hudson Highlands, New York, Elyse Kirsten Peterson
Geochemical Analysis And Regional Correlations Bbetween Granitic Gneisses Of The Western Hudson Highlands, New York, Elyse Kirsten Peterson
Theses, Dissertations and Culminating Projects
The Byram Intrusive Suite granite gneisses of the New Jersey Highlands are believed to be similar in chemical composition as well as age to the Storm King hornblende granite gneisses of the Hudson Highlands of New York (Drake et al., 1991, Ratcliffe and Aleinikoff, 2001; Volkert et ah, 2010). The goal of this project is to determine the geochemical continuity between the Byram Intrusive Suite of the NJ Highlands and the Storm King granite gniesses, located near Bear Mountain, NY. Thirtytwo samples of granitic gneisses with similar field relations and textures to the Byram and Storm King granite gneisses were …
Variations In Concentrations And Compositions Of Polycyclic Aromatic Hydrocarbons (Pahs) In Coals Related To The Coal Rank And Origin, Susanne Laumann, Vesna Micic Batka, Michael A. Kruge, Christine Achten, Reinhard Sachsenhofer, Jan Schwarzbauer, Thilo Hofmann
Variations In Concentrations And Compositions Of Polycyclic Aromatic Hydrocarbons (Pahs) In Coals Related To The Coal Rank And Origin, Susanne Laumann, Vesna Micic Batka, Michael A. Kruge, Christine Achten, Reinhard Sachsenhofer, Jan Schwarzbauer, Thilo Hofmann
Department of Earth and Environmental Studies Faculty Scholarship and Creative Works
The release of unburnt coal particles and associated polycyclic aromatic hydrocarbons (PAHs) may cause adverse impacts on the environment. This study assessed variations in the concentration and composition of PAHs in a set of fifty coal samples from eleven coal basins worldwide. The maximum PAH concentrations at high volatile bituminous rank were recorded in samples from a single basin. Considering the entire sample, the highest PAH concentrations were in fact found outside of this rank range, suggesting that the maceral composition and thus the coal's origin also influenced PAH concentrations. The examination of the PAH compositions revealed that alkylated 2-3 …
The Vinylguaiacol/Indole Or Vgi ("Veggie") Ratio: A Novel Molecular Parameter To Evaluate The Relative Contributions Of Terrestrial And Aquatic Organic Matter To Sediments., Michael A. Kruge, Kevin K. Olsen, Jaroslaw W. Slusarczyk, Elaine Gomez
The Vinylguaiacol/Indole Or Vgi ("Veggie") Ratio: A Novel Molecular Parameter To Evaluate The Relative Contributions Of Terrestrial And Aquatic Organic Matter To Sediments., Michael A. Kruge, Kevin K. Olsen, Jaroslaw W. Slusarczyk, Elaine Gomez
Department of Earth and Environmental Studies Faculty Scholarship and Creative Works
The organic matter (OM) fraction of estuarine sediments is often distinctive and thus diagnostically useful in determinations of sedimentary provenance. Among the most fundamental distinctions to be made is that between terrestrial and aquatic OM. To supplement the parameters commonly used for this purpose (e.g., C/N and stable isotope ratios), we proposed the Vinylguaiacol/Indole or VGI ("Veggie") ratio, defined as [vinylguaiacol / (indole + vinylguaiacol)] using data produced by analytical pyrolysis-gas chromatography/mass spectrometry of dried, homogenized sediment samples. The ratio employs the peak areas of these two compounds on the mass chromatograms of their molecular ions (m/z 150 and 117). …
Petrology And Geochemistry Of The Pompton Pink Granite, New Jersey Highlands, Ian Phillip Johnson
Petrology And Geochemistry Of The Pompton Pink Granite, New Jersey Highlands, Ian Phillip Johnson
Theses, Dissertations and Culminating Projects
The Pompton Pink Granite is a small (~1 km2), post-orogenic granitoid body located in the New Jersey Highlands. It is a mildly peraluminous (ASI or aluminum saturation index, A/CNK = molar Al2O₃ / (CaO + Na₂O + K₂O) > 1.0) pluton composed of microcline, microperthite, quartz, oligoclase, epidote, biotite, and magnetite and is classified as a granite based on its mineral and geochemical composition using standard IUGS classification schemes. The Pompton Pink Granite shows similar major-element geochemistry to other A-type granitoids found in the New Jersey Highlands, but its trace element geochemistry distinguishes it from these other …
Simulation Of Contaminant Transport From Solid Domestic Waste Disposal Sites In The Warri Deltaic Plain Sands, Warri-Effurun, Nigeria, Charles Onoriode Usiaphre
Simulation Of Contaminant Transport From Solid Domestic Waste Disposal Sites In The Warri Deltaic Plain Sands, Warri-Effurun, Nigeria, Charles Onoriode Usiaphre
Theses, Dissertations and Culminating Projects
Protecting the groundwater resource in the Warri Deltaic Plain sand from the impact of anthropogenic contamination requires an understanding and knowledge of groundwater flow paths, transport processes and the source of contamination. This study was carried out to find out contaminant transport from solid domestic waste sites to the groundwater. The U.S. Geological Survey three-dimensional finite-difference code, MODFLOW, was used to simulate the groundwater flow. The flow pattern reveals predominantly downward flow, with major horizontal motion towards towns around Ekurede Urhobo and Ekurede Itsekiri in Warri. Simulation of advective contaminant transport using MODPATE1 for particle tracking indicates local movement of …
Rock Magnetic And Remanence Properties Of Both Synthetic Martian Basaltic Intrusions And Dropstones Along The East Antarctic Margin, To Aid In The Understanding Of The Carriers Of Crustal Magnetic Anomalies, David Michael Cuomo Jr.
Rock Magnetic And Remanence Properties Of Both Synthetic Martian Basaltic Intrusions And Dropstones Along The East Antarctic Margin, To Aid In The Understanding Of The Carriers Of Crustal Magnetic Anomalies, David Michael Cuomo Jr.
Theses, Dissertations and Culminating Projects
This thesis examines potential carriers of magnetic anomalies found in remote areas where direct sampling is impossible. The areas examined are the southern hemisphere of Mars and the East Antarctic Margin. We examine the rock magnetic and remanence properties of synthetic Mars basalts and Antarctic dropstones, to predict the type and intensity of anomaly they would produce.
The anomalies measured within the Martian crust are entirely remanent magnetization and are remarkably orders of magnitude stronger than the strongest terrestrial anomaly. Two basalt compositions denoted M-type and T-type, deemed relevant to the crust of Mars, were synthesized to examine contrasts in …
Characterization Of Contaminant And Biomass-Derived Organic Matter In Sediments From The Lower Passaic River, New Jersey, Usa, Nicole Michelle Bujalski
Characterization Of Contaminant And Biomass-Derived Organic Matter In Sediments From The Lower Passaic River, New Jersey, Usa, Nicole Michelle Bujalski
Theses, Dissertations and Culminating Projects
The lower Passaic River has been heavily contaminated during the twentieth century due to the industrial activity within its watershed. The geochemistry of four deep cores was explored using an environmental forensics approach. Pyrolysis gaschromatography/ mass spectrometry (Py-GC/MS) and grain size analysis was performed in conjunction with radiometric analysis to understand the sediment and contaminant transport patterns. The distinctive molecular finger prints were identified by employing chromatogram fingerprints, polycyclic aromatic hydrocarbon distribution, principal component analysis, and chemostratigraphy. Radiometric analysis and observations of chlorinated contaminant patterns allowed for average sample depths to be correlated to approximate ages. Additionally three distinct zones …
Ice Sheet Dynamics Of The Past 17 Myr In Southern Mcmurdo Sound, Antarctica: A Heavy Mineral Analysis, Daniel William Hauptvogel
Ice Sheet Dynamics Of The Past 17 Myr In Southern Mcmurdo Sound, Antarctica: A Heavy Mineral Analysis, Daniel William Hauptvogel
Theses, Dissertations and Culminating Projects
The ANtarctic Geologie DRILLing program (ANDRILL) drilled a sediment core from a sea ice platform in the Ross Sea in southern McMurdo Sound (SMS), Antarctica, in late 2007. The core site is located just to the east of the Transantarctic Mountains (TAM) along the western margin of a half graben and is a site of heavy sedimentation from the TAM, the East Antarctic Ice Sheet (EAIS), the McMurdo Volcanic Group (MVG), and the West Antarctic Ice Sheet (WAIS) and Ross Ice Shelf. The upper 650 m of the core were analyzed for heavy minerals in order to interpret ice sheet …
Talus Slope Processes In The Appalachian : An Analysis Of Rock Size And Shape On The Shawangunk Ridge, Northwestern New Jersey, Muhammad Hamidul Haque
Talus Slope Processes In The Appalachian : An Analysis Of Rock Size And Shape On The Shawangunk Ridge, Northwestern New Jersey, Muhammad Hamidul Haque
Theses, Dissertations and Culminating Projects
Sphericity, hardness, roundness, and size of talus boulders were analyzed to understand the mass wasting process on the Shawangunk Ridge in northwestern New Jersey. Similar studies have been conducted in other localities (e.g., Lassen Peak, California and Spitsbergen, Sweden) but few works were carried out in the eastern United States, particularly in the Appalachian region. During the Pleistocene, ice sheets advanced in North America, and glacial and periglacial (soil and rock affected by ice) environments existed throughout the Appalachians. Although the periglacial climate is not present in this region right now, rock falls are still active where weak joints are …
Geochemical Investigation Of An Offshore Sewage Sludge Deposit, Barcelona, Catalonia, Spain, Michael A. Kruge, Albert Permanyer, Jordi Serra, Danlin Yu
Geochemical Investigation Of An Offshore Sewage Sludge Deposit, Barcelona, Catalonia, Spain, Michael A. Kruge, Albert Permanyer, Jordi Serra, Danlin Yu
Department of Earth and Environmental Studies Faculty Scholarship and Creative Works
For 20 years ending in the 1990’s the city of Barcelona discharged the products from a large primary sewage treatment plant directly into the Mediterranean Sea via underwater conduits. About ca. 3 million m3 of relict sewage sludge, rich in organic matter and heavy metals, has spread over an elongated area offshore, due to successive ruptures of the conduits. The use of the discharge pipes ceased, but he sludge deposit remains in place for the time being.
To understand the history and present state of the sludge deposit in advance of future remediation, a program of geophysical mapping, sampling, …
Sonolytic Degradation Of Parathion And The Formation Of Byproducts, Juan Juan Yao, Nai Yun Gao, Yang Deng, Yan Ma, Hai Jun Li, Bin Xu, Lei Li
Sonolytic Degradation Of Parathion And The Formation Of Byproducts, Juan Juan Yao, Nai Yun Gao, Yang Deng, Yan Ma, Hai Jun Li, Bin Xu, Lei Li
Department of Earth and Environmental Studies Faculty Scholarship and Creative Works
Ultrasonic degradation of parathion has been investigated in this study. At a neutral condition, 99.7% of 2.9 μM parathion could be decomposed within 30 min under 600 kHz ultrasonic irradiation at ultrasonic intensity of 0.69 W/cm2. The degradation rate increased proportionally with the increasing ultrasonic intensity from 0.10 to 0.69 W/cm2. The parathion degradation was enhanced in the presence of dissolved oxygen due to formation of more {radical dot}OH, but was inhibited in the presence of nitrogen gas owning to the free radical scavenging effect in vapor phase within the cavitational bubbles. CO32 -, HCO3-, and Cl- exhibited the inhibiting …
Magnetic And Petrologic Characterization Of Synthetic Martian Basalts And Implications For The Surface Magnetization Of Mars, Julie A. Bowels, Julie E. Hammer, Stefanie A. Brachfeld
Magnetic And Petrologic Characterization Of Synthetic Martian Basalts And Implications For The Surface Magnetization Of Mars, Julie A. Bowels, Julie E. Hammer, Stefanie A. Brachfeld
Department of Earth and Environmental Studies Faculty Scholarship and Creative Works
A suite of synthetic Martian basalts is generated with the objective of providing fundamental material properties data for use in modeling and interpretation of mission data. We systematically evaluate the effects of major element composition, oxygen fugacity (ƒO2), and cooling rate on phase chemistry and magnetic mineralogy, grain size, and intensity of remanent magnetization. The range of experimental compositions and ƒO2 are chosen to bracket the range expected in the Martian crust; our results should therefore span the range of possible mineralogies, textures, and magnetic properties in rapidly cooled Mars crustal materials. Two starting compositions are used for the sample …
Correlations Between Microbial Indicators, Pathogens, And Environmental Factors In A Subtropical Estuary, Cristina Ortega, Helena M. Solo-Gabriele, Amir Abdelzaher, Mary Wright, Yang Deng, Lillian M. Stark
Correlations Between Microbial Indicators, Pathogens, And Environmental Factors In A Subtropical Estuary, Cristina Ortega, Helena M. Solo-Gabriele, Amir Abdelzaher, Mary Wright, Yang Deng, Lillian M. Stark
Department of Earth and Environmental Studies Faculty Scholarship and Creative Works
The objective of this study was to evaluate whether indicator microbes and physical-chemical parameters were correlated with pathogens within a tidally influenced Estuary. Measurements included the analysis of physical-chemical parameters (pH, salinity, temperature, and turbidity), measurements of bacterial indicators (enterococci, fecal coliform, Escherichia coli, and total coliform), viral indicators (somatic and MS2 coliphage), viral pathogens (enterovirus by culture), and protozoan pathogens (Cryptosporidium and Giardia). All pathogen results were negative with the exception of one sample which tested positive for culturable reovirus (8.5 MPN/100 L). Notable physical-chemical parameters for this sample included low salinity (< 1 ppt) and high water temperature (31 °C). Indicator bacteria and indicator virus levels for this sample were within average values typically measured within the study site and were low in comparison with levels observed in other freshwater environments. Overall results suggest that high levels of bacterial and viral indicators were associated with low salinity sites.
Holocene History Of The East Antarctic Ice Sheet Environmental Magnetic Record From Mac. Robertson Land, Kenneth R. Kacperowski Jr.
Holocene History Of The East Antarctic Ice Sheet Environmental Magnetic Record From Mac. Robertson Land, Kenneth R. Kacperowski Jr.
Theses, Dissertations and Culminating Projects
A 24-m jumbo-piston core containing a 14 ka Holocene-Late Pleistocene sedimentary record was collected from Mac.Robertson Land during United States Antarctic Program cruise NBP01-01. This study uses environmental magnetism to trace the Holocene history of the East Antarctic Ice Sheet (EAIS), which is generally thought of as stable since it is grounded above sea level. Magnetic analyses are used to identify periods of terrigenous sedimentation from the EAIS, for example ice rafted debris layers or meltwater pulses. Terrigenous material contains magnetic minerals, which we expect to stand out from the dominantly biosiliceous sediment deposited along the East Antarctic Margin. Magnetic …
Stratigraphy And Geochemistry Of Squantum Tillite, Boston Bay Group : Using Field Log And Icp Analysis, Efe Junior Erukanure
Stratigraphy And Geochemistry Of Squantum Tillite, Boston Bay Group : Using Field Log And Icp Analysis, Efe Junior Erukanure
Theses, Dissertations and Culminating Projects
The Squantum Tillite has been studied in order to ascertain its depositional history. The Squantum Tillite is part of the Neoproterozoic Boston Bay Group, located in the Boston Basin. Researchers have proposed contradicting hypotheses about the origin of the rocks in the area for over a century. While some believe that the rocks were deposited by glaciers along a prograding submarine margin, others believe the rocks are of volcanic or tectonic origin. Many scientists are inclined to believe the rocks are of tectonic origin because the Squantum Tillite is located in a tectonic Basin (the Boston Basin).
Field logging was …
Paleoenvironment And Paleoclimate Of Coastal East Antarctica During The Middle Miocene : Particle Size Results Of The Andrill Southern Mcmurdo Sound Project, Candice Joy Falk
Paleoenvironment And Paleoclimate Of Coastal East Antarctica During The Middle Miocene : Particle Size Results Of The Andrill Southern Mcmurdo Sound Project, Candice Joy Falk
Theses, Dissertations and Culminating Projects
The ANDRILL Southern McMurdo Sound (SMS) Project was carried out in December of 2007 by an international interdisciplinary team. The AND-2A core recovered the most complete Neogene stratigraphic record from Antarctica, spanning the past 20.2 million years. Analyzing particle size distributions of samples throughout the core can determine environmental conditions of the past, such as the advance or retreat of glaciers and the rise and fall of sea level. Over 300 samples were taken at approximately 3 m intervals from the 1138.54 m AND-2A core. Samples were processed and analyzed using a Malvern Instruments Mastersizer 2000, laser diffractometer which has …
Geochemical And Petrographic Signatures From Marie Byrd Land And Larsen-B Ice Shelf Sediments : Implications For Provenance Tracing, Cathleen Lauren Dale
Geochemical And Petrographic Signatures From Marie Byrd Land And Larsen-B Ice Shelf Sediments : Implications For Provenance Tracing, Cathleen Lauren Dale
Theses, Dissertations and Culminating Projects
The goal of this study is to trace ice rafted debris in the Southern Ocean back to its most probable terrestrial source from the West Antarctic Ice Sheet (WAIS), East Antarctic Ice Sheet (EAIS), or the Antarctic Peninsula Ice Cap (APIC) in order to identify past ice sheet collapses in the geologic record. The bedrock in these areas have characteristic petrographic and geochemical signatures that are preserved in glacially transported and deposited sediment. These signatures may allow us to identify ice rafted debris and fine-grained sediment that originate from these three areas, which have undergone recent ice shelf retreat and …
Ridge Subduction Volcanism In The Zeballos Complex, Southern Patagonian Andes, Michael Joseph Dasilva
Ridge Subduction Volcanism In The Zeballos Complex, Southern Patagonian Andes, Michael Joseph Dasilva
Theses, Dissertations and Culminating Projects
The Zeballos Complex (47.0°S, 71.4°W) lies on the western side of Meseta del Lago Buenos Aires (MLBA) in the southern Andean backarc region, southeast of the Chile Triple Junction and east of ridge collision that occurred at 6 Ma. The Zeballos Complex is a bimodal, alkaline volcanic complex consisting of multiple lava flows, dikes, volcanic necks, and sub-volcanic intrusives that range from basalt to trachybasalt (47-50% SiO2; 5-7% Na2O+K2O; 3-7% MgO) to highly differentiated trachyandesite, trachydacite, and trachyte (58-65% SiO2; 8-12% Na2O+K2O). Intermediate compositions are relatively rare, but …
A Sedimentary Investigation Of Lineation Patterns Found In The Pinelands Of New Jersey, Jennifer Lynn Lapoma
A Sedimentary Investigation Of Lineation Patterns Found In The Pinelands Of New Jersey, Jennifer Lynn Lapoma
Theses, Dissertations and Culminating Projects
Late Pleistocene (-15,000 years ago) geomorphic processes in the Pinelands of southern New Jersey were investigated after odd lineations were found on an Electromagnetic Induction (EMI) survey during the construction of a runway expansion at Lakehurst Naval Air Engineering Station. These lineations roughly matched up with alternating high and low albedo lineations identified on a 1931 aerial photomosaic approximately 17 kilometer (km) south of Lakehurst Navy Base in Davensport Branch, New Jersey. These lineations were initially hypothesized to be relicts from strong katabic winds flowing off the Laurentide Ice Sheet that would have been capable of winnowing magnetic sands from …
Monitoring Protocol For Two New Jersey Ponds With Littoral Zone Vegetative Restoration, Michael Wilson
Monitoring Protocol For Two New Jersey Ponds With Littoral Zone Vegetative Restoration, Michael Wilson
Theses, Dissertations and Culminating Projects
Restoration projects are becoming more frequent and commonplace because of increased regulations on development to replace lost ecosystems. Many of these projects have marginal success and rarely achieve the desired results. The mistakes and oversights are sometimes in the planning stages, but more often are made during the installation, primarily due to improper horticultural technique, poor monitoring, education, or lack of follow-up maintenance. Wetland restoration is even more difficult, due to the variable hydrologic patterns and reliance on environmental conditions. The most difficult type of wetland plant to establish is the emergent aquatic that typically grows in water up to …
The Nature Of Boulder-Rich Deposits In The Upper Big Flat Brook Drainage, Sussex County, New Jersey, Gregory A. Pope, Andrew J. Temples, Sean I. Mclearie, Joanne C. Kornoelje, Thomas J. Glynn
The Nature Of Boulder-Rich Deposits In The Upper Big Flat Brook Drainage, Sussex County, New Jersey, Gregory A. Pope, Andrew J. Temples, Sean I. Mclearie, Joanne C. Kornoelje, Thomas J. Glynn
Department of Earth and Environmental Studies Faculty Scholarship and Creative Works
The upper reaches of the Big Flat Brook drainage, northwest of Kittatinny Mountain, contain a variety of glacial, pro-glacial, and periglacial deposits from the Late Quaternary. The area is dominated by recessional moraines and ubiquitous ground moraine, along with meltwater deposits, drumlins, and possible postglacial periglacial features. We have identified a curious boulder-rich deposit in the vicinity of Lake Ocquittunk and Lake Wapalanne on upper Big Flat Brook. The area where these boulder deposits occur is mapped (1:24,000 surficial geology) as till. As mapped and observed, larger cobbles and boulders within the till are quartz-pebble conglomerate, quartzite, sandstone, and shale. …
Organic Chemostratigraphic Markers Characteristic Of The (Informally Designated) Anthropocene Epoch, Michael A. Kruge
Organic Chemostratigraphic Markers Characteristic Of The (Informally Designated) Anthropocene Epoch, Michael A. Kruge
Department of Earth and Environmental Studies Faculty Scholarship and Creative Works
Recognizing the tremendous collective impact of humans on the environment in the industrial age, the proposed designation of the current time period as the Anthropocene Epoch has considerable merit. One of the signature activities during this time continues to be the intensive extraction, processing, and combustion of fossil fuels. While fossil fuels themselves are naturally-occurring, they are most often millions of years old and associated with deeply buried strata. They may be found at the surface, for example, as natural oil seeps or coal seam outcrops, but these are relatively rare occurrences. Fossil fuels and their myriad by-products become the …
Hydrological Impact Of The Potential Future Vegetation Response To Climate Changes Projected By 8 Gcms, Clement Alo, Guiling Wang
Hydrological Impact Of The Potential Future Vegetation Response To Climate Changes Projected By 8 Gcms, Clement Alo, Guiling Wang
Department of Earth and Environmental Studies Faculty Scholarship and Creative Works
This study uses offline simulations with a land surface model to explore how the future response of potential vegetation to elevated CO2 and attendant climate changes feeds back to influence surface hydrological processes. Climate changes are those projected by eight General Circulation Models (GCMs) under the SRESAlB, and the potential natural vegetation structure corresponding to the Preindustrial control and SRESAlB 2100 climate of the 8 GCMs are simulated by a dynamic global vegetation model integrated to equilibrium. For climate change forcing from each GCM, comparisons are made among three surface hydrology simulations using CLM3.0 driven with different combinations of climate …
The Analysis Of The Natural Attenuation Of Chlorinated Solvents In Groundwater At The Former Westinghouse Site In Bloomfield, New Jersey, Deborah J. Katchen
The Analysis Of The Natural Attenuation Of Chlorinated Solvents In Groundwater At The Former Westinghouse Site In Bloomfield, New Jersey, Deborah J. Katchen
Theses, Dissertations and Culminating Projects
Data for a contaminated site in Bloomfield, New Jersey were gathered from the New Jersey Department of Environmental Protection (NJDEP), in order to evaluate the hydrogeological conditions at the site. In particular, the data were analyzed to determine whether: 1) the site is still significantly contaminated, 2) natural attenuation is occurring at the site, and 3) natural attenuation will completely remediate the site in a reasonable period of time. The occurrence and distribution of Trichloroethene (TCE) and its daughter products, Dichloroethene (cis 1,2 DCE) and Vinyl Chloride (VC) show that the site is still contaminated.
It was observed that the …
Potential Future Changes Of The Terrestrial Ecosystem Based On Climate Projections By Eight General Circulation Models, Clement Alo, Guiling Wang
Potential Future Changes Of The Terrestrial Ecosystem Based On Climate Projections By Eight General Circulation Models, Clement Alo, Guiling Wang
Department of Earth and Environmental Studies Faculty Scholarship and Creative Works
A number of previous modeling studies have assessed the implications of projected CO2-induced climate change for future terrestrial ecosystems. However, although current understanding of possible long-term response of vegetation to elevated CO2 and CO2-induced climate change in some geographical areas (e.g., the high-latitude regions) has been strengthened by dint of accumulating evidence from these past studies, it is still weak in others. This study examines the responses of global potential natural vegetation distribution, net primary production (NPP), and fire emissions to future changes in atmospheric CO2 concentration and climate using the National Center for Atmospheric Research Community Land Model's dynamic …
Spatial Data Analysis Of Regional Development In Greater Beijing, China, In A Gis Environment, Danlin Yu, Yehua Dennis Wei
Spatial Data Analysis Of Regional Development In Greater Beijing, China, In A Gis Environment, Danlin Yu, Yehua Dennis Wei
Department of Earth and Environmental Studies Faculty Scholarship and Creative Works
This study investigates spatial dependence and mechanisms of regional development in Greater Beijing, China by employing spatial statistical techniques. We have detected positive, strengthening global spatial autocorrelation from 1978 to 2001, and found such strengthening is the result of newly formed/extended clusters in the area. The local analysis recognizes local regimes of two-tier urban-rural spatial structure at the beginning of the reform period. While the urban-rural divide was lessening due to the reform, a north-south divide has emerged because of local natural conditions and development trajectories. Regarding mechanisms of regional development, ordinary least squares analysis is constrained by the existence …
Organic Geochemical Investigation Of A Highly Contaminated Urban Waterway: The Gowanus Canal, Brooklyn, New York, Usa, Michael A. Kruge, Kevin K. Olsen, Eric A. Stern
Organic Geochemical Investigation Of A Highly Contaminated Urban Waterway: The Gowanus Canal, Brooklyn, New York, Usa, Michael A. Kruge, Kevin K. Olsen, Eric A. Stern
Department of Earth and Environmental Studies Faculty Scholarship and Creative Works
The Gowanus Canal is an industrial waterway constructed in the mid-19th century by widening and deepening a natural tidal channel. It is ca. 3 km in length and empties into Gowanus Bay, an arm of New York Harbor. Its banks, reinforced by bulkheads and piers, became the site of intensive industrial activity, including oil refining, coal gasification, soap making and tanning. Even though much of the industrial activity along the canal has ceased, its sediments remain highly enriched in organic and inorganic contaminants, with combined sewer outfalls continuing to transport pollutants into the canal. The canal area remains densely …