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Items (1-20) out of 175 results

A Compositional Assessment of the Enormous South Pole - Aitken Basin Grounded in Laboratory Spectroscopy of Pyroxene-Bearing Materials

Description:
The South Pole - Aitken Basin is the largest confirmed impact basin on the Moon, and one of the largest in the entire solar system. …
Year:
2016
Contributor:
Moriarty, Daniel P. (creator)
Pieters, Carle (Director)
Head, Jim (Reader)
Parmentier, Edgar (Reader)
Parman, Stephen (Reader)
Sunshine, Jessica (Reader)
Brown University. Geological Sciences (sponsor)
Genre:
theses
Subject:
Spectroscopy
Lunar Science
Spectrum analysis
Planetary science
Geology
Pyroxene
Moon
Language:
English
Collection:
Earth, Environmental and Planetary Sciences
Theses and Dissertations
Full Record

A New Paradigm for Planetary Evolution? Lunar Structure and Composition Explained by the South Pole–Aitken Impact

Description:
Earth’s Moon, when viewed from Earth, always shows the same face. The compositional, topographic, and structural asymmetry between the Moon’s nearside and farside hemispheres has …
Year:
2024
Contributor:
Jones, Matt John (creator)
Evans, Alexander (Advisor)
Liang, Yan (Reader)
Daubar, Ingrid (Reader)
Bergen, Karianne (Reader)
Johnson, Brandon (Reader)
Brown University. Department of Earth, Environmental, and Planetary Sciences (sponsor)
Genre:
theses
Subject:
Geodynamics
Heat--Convection--Mathematical models
Moon
Planetary science
Planets--Crust
Planets--Mantles
Collection:
Earth, Environmental and Planetary Sciences
Theses and Dissertations
Full Record

A Seismological Perspective on the Lithosphere-Asthenosphere Boundary

Description:
The lithosphere-asthenosphere boundary is the world’s most ubiquitous plate boundary system, separating the high viscosity lithosphere from the underlying convecting mantle asthenosphere. Thoroughly characterizing the …
Year:
2013
Contributor:
Ford, Heather Anne (creator)
Fischer, Karen (Director)
Forsyth, Donald (Reader)
Hirth, Greg (Reader)
Saal, Alberto (Reader)
Abers, Geoff (Reader)
Brown University. Geological Sciences (sponsor)
Genre:
theses
Subject:
receiver functions
asthenosphere
San Andreas Fault system
Seismology
Lithosphere
Cratons
Australia
North America
Language:
English
Collection:
Earth, Environmental and Planetary Sciences
Theses and Dissertations
Full Record

A theoretical development of machine learning for geophysical inversions: An application to volcano imaging

Description:
Volcanic hazards monitoring relies heavily on constraints offered by geophysical inversions to decipher the structure of subvolcanic magmatic systems. Over the past decades a multidisciplinary …
Year:
2022
Contributor:
Rashtbehesht, Majid (creator)
Huber, Christian (Advisor)
Fischer, Karen (Reader)
Tsai, Victor (Reader)
Liang, Yan (Reader)
Naif, Samer (Reader)
Brown University. Department of Earth, Environmental, and Planetary Sciences (sponsor)
Genre:
theses
Subject:
Machine Learning
Applied mathematics
Geophysics
Seismology
Deep Learning
Bayesian Inversion
Volcanology
Collection:
Earth, Environmental and Planetary Sciences
Theses and Dissertations
Full Record

Abstract of Climate Change on Mars: The Nature and History of Non-Polar Ice-Rich Deposits, by Seth Kadish, Ph.D., Brown University, May 2011.

Description:
This dissertation explores the recent history of non-polar ice-rich paleodeposits on Mars, primarily through the analysis of pedestal craters. Pedestal craters are defined by having …
Year:
2011
Contributor:
Kadish, Seth J (creator)
Head, James (Director)
Mustard, John (Reader)
Huang, Yongsong (Reader)
Herbert, Timothy (Reader)
Fastook, James (Reader)
Brown University. Geological Sciences (sponsor)
Genre:
theses
Subject:
Mars
Climate
Craters
Climatology
Ice
Mars (Planet)
Language:
English
Collection:
Earth, Environmental and Planetary Sciences
Theses and Dissertations
Full Record

Abundance, Speciation, and Role of Volatiles in Planetary Basalts

Description:
Volatile elements (C, H, F, S, and Cl) have a profound impact on the evolution and differentiation of planetary bodies and their atmospheres. Therefore, constraining …
Year:
2014
Contributor:
Wetzel, Diane (creator)
Saal, Alberto (Director)
Rutherford, Malcolm (Director)
Cooper, Reid (Reader)
Parmentier, E. Marc (Reader)
Van Orman, James (Reader)
Brown University. Geological Sciences (sponsor)
Genre:
theses
Subject:
degassing
fO2
Carbon
Hydrogen
Water
Sulfur
Moon
Language:
English
Collection:
Earth, Environmental and Planetary Sciences
Theses and Dissertations
Full Record

Advances in Experimental Methods and Apparatus Design Applied to Investigate the Creep and Dehydration Behavior of Antigorite Serpentinite

Description:
This thesis details advances in experimental deformation methods applied to investigate the creep behavior of antigorite serpentinite. Antigorite is present in downgoing slabs and nearby …
Year:
2021
Contributor:
Burdette, Eric Paul (creator)
Hirth, Greg (Advisor)
Cooper, Reid (Reader)
Huber, Christian (Reader)
Liang, Yan (Reader)
Beeler, Nick (Reader)
Brown University. Department of Earth, Environmental, and Planetary Sciences (sponsor)
Genre:
theses
Subject:
Chemical kinetics
Fabry-Perot interferometers
Geophysics
Subduction zones
Rock deformation
Serpentinite
Materials--Creep
Olivine
Earthquakes
Collection:
Earth, Environmental and Planetary Sciences
Theses and Dissertations
Full Record

Advances in Understanding the Lithosphere and Asthenosphere System: A Case Study of Seismological Structure in Alaska

Description:
The system of plate tectonics governs the transport of material between Earth’s interior, hydrosphere, and atmosphere to create a dynamic planetary surface that sustains life. …
Year:
2022
Contributor:
Gama Dantas, Isabella (creator)
Fischer, Karen (Advisor)
Dalton, Colleen (Reader)
Saal, Alberto (Reader)
Tsai, Victor (Reader)
Eilon, Zachary (Reader)
Brown University. Department of Earth, Environmental, and Planetary Sciences (sponsor)
Genre:
theses
Subject:
Subduction zones
Earthquakes
Earth
Alaska
Receiver Functions
Bayesian Inversion
Lithosphere
Asthenosphere
Collection:
Earth, Environmental and Planetary Sciences
Theses and Dissertations
Full Record

Advancing Thermal Emission Spectroscopy of Ordinary Chondrites and their Parent Bodies with Laboratory Experiments in a Simulated Asteroid Environment

Description:
Thermal infrared spectroscopic measurements record not only compositional information about the properties of a target but also information about the environmental conditions in which the …
Year:
2020
Contributor:
Bramble, Michael Stephen (creator)
Milliken, Ralph (Advisor)
Mustard, John (Advisor)
Parman, Stephen (Reader)
Pieters, Carle (Reader)
Sunshine, Jessica (Reader)
Brown University. Department of Earth, Environmental, and Planetary Sciences (sponsor)
Genre:
theses
Subject:
Asteroids
Infrared spectroscopy
Planetary science
thermal infrared spectroscopy
thermal emission
Meteorites
Mineralogy
Collection:
Earth, Environmental and Planetary Sciences
Theses and Dissertations
Full Record

An Organic Geochemical Perspective on Tropical East African Paleoclimate

Description:
Recent development of biomarker-based paleoclimate proxies provides new analytical capabilities through which paleoenvironmental change can be inferred. Here, I explore the utility of these organic …
Year:
2010
Contributor:
Tierney, Jessica Erin (creator)
Russell, James (Director)
Herbert, Timothy (Reader)
Huang, Yongsong (Reader)
Saal, Alberto (Reader)
Oppo, Delia (Reader)
Brown University. Geological Sciences (sponsor)
Genre:
theses
Subject:
paleoclimate
biomarkers
Paleoclimatology
Organic geochemistry
Paleolimnology
Biochemical markers
Language:
English
Collection:
Earth, Environmental and Planetary Sciences
Theses and Dissertations
Full Record

Ancient Phases of Our Moon: Application of Experimental & Igneous Petrology to the Formation History of the Lunar Highlands Mg-suite

Description:
“Pink” Mg-spinel is a rare mineral among rock samples returned during the Apollo missions and is typically associated with the lunar highlands Mg-suite (a small …
Year:
2015
Contributor:
Prissel, Tabb C (creator)
Parman, Stephen (Director)
Head, James (Reader)
Jolliff, Bradley (Reader)
Pieters, Carle (Reader)
Rutherford, Malcolm (Reader)
Brown University. Geological Sciences (sponsor)
Genre:
theses
Subject:
Experimental Petrology
Mg-suite
Lunar Highlands
Magma-Wallrock Interactions
Spinel
Moon
Language:
English
Collection:
Earth, Environmental and Planetary Sciences
Theses and Dissertations
Full Record

Atmospheric Ammonium Deposition to the North Pacific Ocean: Source Origins and Implications

Description:
There has been a steady rise in land-based emissions of reactive nitrogen (N) over the last several decades, which is subsequently deposited into systems like …
Year:
2025
Contributor:
MacFarland, Alexandra (creator)
Hastings, Meredith (Advisor)
Herbert, Timothy (Reader)
Dalton, Colleen (Reader)
Horvat, Christopher (Reader)
Oczkowski, Autumn (Reader)
Brown University. Department of Earth, Environmental, and Planetary Sciences (sponsor)
Genre:
theses
Subject:
Nitrogen
Atmospheric deposition
North Pacific Ocean
Collection:
Earth, Environmental and Planetary Sciences
Theses and Dissertations
Full Record

Atmospheric Nitrate Chemistry and Response to Emissions Reductions in the Northeastern US

Description:
The northeastern United States has historically experienced degraded air quality and acid rain due to dense urbanization and industrial activities. Over recent decades, federal regulations …
Year:
2025
Contributor:
Kim, Heejeong (creator)
Hastings, Meredith (Advisor)
Tsai, Victor (Reader)
Ibarra, Daniel (Reader)
Walters, Wendell (Reader)
Pye, Havala Olson Taylor (Reader)
Brown University. Department of Earth, Environmental, and Planetary Sciences (sponsor)
Genre:
theses
Subject:
Stable isotopes
Air pollution
Atmospheric chemistry
Atmospheric nitrogen oxides
Nitrate formation
Emission control policies
Air quality--U.S. states
Atmospheric Chemistry Modeling
Collection:
Earth, Environmental and Planetary Sciences
Theses and Dissertations
Full Record

Australian Tropical Cyclones: The Response to Climate Change and the Effects on Water Quality in the Great Barrier Reef

Description:
The Great Barrier Reef, the world’s largest coral reef ecosystem, is subjected to a number of global and local stressors, including tropical cyclones. Although tropical …
Year:
2017
Contributor:
Parker, Chelsea Lauren (creator)
Lynch, Amanda (Advisor)
Lee, Jung-Eun (Reader)
Mustard, John (Reader)
Herbert, Timothy (Reader)
Done, James (Reader)
Brown University. Department of Earth, Environmental, and Planetary Sciences (sponsor)
Genre:
theses
Subject:
Climatic changes
Tropical Cyclones
Coral reefs
Australia
Numerical weather forecasting
Remote sensing
Collection:
Earth, Environmental and Planetary Sciences
Theses and Dissertations
Full Record

Biogeochemical Consequences of Land Cover and Land Use Changes in the Agricultural Frontier of the Brazilian Amazon

Description:
The agricultural frontier of the Brazilian Amazon is one of the fastest growing agricultural regions in the world, and rapid deforestation makes it one of …
Year:
2009
Contributor:
Galford, Gillian L. (creator)
Mustard, John (director)
Melillo, Jerry (director)
Herbert, Timothy (reader)
VanWey, Leah (reader)
Sanchez, Pedro (reader)
Brown University. Geological Sciences (sponsor)
Genre:
theses
Subject:
Amazon
land-cover and land-use change
ecosystems modeling
greenhouse gas emissions
cerrado
croplands
Deforestation
Remote sensing
Pastures
Language:
English
Collection:
Earth, Environmental and Planetary Sciences
Theses and Dissertations
Full Record

BUILDING THE CONTINENTAL LITHOSPHERE: THE HISTORY OF THE CONTIGUOUS U.S. AS PRESERVED IN CRUST AND LITHOSPHERIC MANTLE STRUCTURES

Description:
The lithosphere, the plate in ‘plate tectonics’, preserves a record of past and present tectonic processes in its internal structures and its boundary with the …
Year:
2016
Contributor:
Hopper, Emily (creator)
Fischer, Karen (Director)
Forsyth, Donald (Reader)
Hirth, Greg (Reader)
Parman, Stephen (Reader)
Wagner, Lara (Reader)
Brown University. Geological Sciences (sponsor)
Genre:
theses
Subject:
Receiver functions
Wavefield migration
Asthenosphere
Seismology
Lithosphere
North America
Language:
English
Collection:
Earth, Environmental and Planetary Sciences
Theses and Dissertations
Full Record

Calibration and application of lipid H isotopic ratios for Quantitative Reconstruction of New England Climate Variability over the past 15 kyr

Description:
Continental climate experiences significant changes and severely affects human's life. Quantitative reconstruction of past continental climate changes is extremely important for understanding their mechanisms in …
Year:
2008
Contributor:
Hou, Juzhi (creator)
Huang, Yongsong (director)
Herbert, Timothy (reader)
Russell, James (reader)
Saal, Alberto (reader)
Brigham-Grette, Julie (reader)
Brown University. Geological Sciences (sponsor)
Genre:
theses
Subject:
Late Pleistocene-Early Holocene
Compound Specific Isotope Analysis
Hydrogen Isotope
Hydrogen--Isotopes
New England
Language:
English
Collection:
Earth, Environmental and Planetary Sciences
Theses and Dissertations
Full Record

Characterizing the Climate and Hydrologic Cycle of Early Mars: Assessing the Role of Rainfall, Groundwater, and Transient Atmospheric Heating

Description:
The nature of the early martian climate remains unsolved. Geologic evidence, including valley networks, paleolakes, and groundwater release, suggest that the long-lived (Noachian-spanning) early climate …
Year:
2020
Contributor:
Palumbo, Ashley (creator)
Head, James (Advisor)
Lee, Jung-Eun (Reader)
Russell, James (Reader)
Pieters, Carle (Reader)
Wordsworth, Robin (Reader)
Brown University. Department of Earth, Environmental, and Planetary Sciences (sponsor)
Genre:
theses
Subject:
Mars (Planet)
Climate modeling
Hydrology
Planets--Geology (Planetary geology)
Planetary science
Collection:
Earth, Environmental and Planetary Sciences
Theses and Dissertations
Full Record

Clays and Opals on Mars: Implications for Water-Rock Interactions Through Time

Description:
Diverse hydrous minerals have been identified on Mars and suggest a rich history of water-rock interactions in a variety of aqueous environments. Fe/Mg clays and …
Year:
2017
Contributor:
Sun, Vivian (creator)
Milliken, Ralph (Advisor)
Mustard, John (Reader)
Russell, James (Reader)
Pieters, Carle (Reader)
Ruff, Steve (Reader)
Brown University. Department of Earth, Environmental, and Planetary Sciences (sponsor)
Genre:
theses
Subject:
Spectroscopy
Remote sensing
Mars (Planet)
Clay minerals
Opals
Diagenesis
Collection:
Earth, Environmental and Planetary Sciences
Theses and Dissertations
Full Record

Climate and Anthropogenic Activity Shaped Central African Ecosystems

Description:
Central Africa will likely be significantly impacted by climate change, but poor observational networks make reliable forecasting difficult, especially for precipitation. Additionally, ecosystem response to …
Year:
2026
Contributor:
Mason, Andrea Lauren (creator)
Russell, James (Advisor)
Ivory, Sarah (Reader)
Ibarra, Daniel (Reader)
Lee, Jung-Eun (Reader)
Saal, Alberto (Reader)
Brown University. Department of Earth, Environmental, and Planetary Sciences (sponsor)
Genre:
theses
Subject:
Paleoclimatology
Organic geochemistry
Africa
Hydroclimate
Stable isotopes
Paleoecology
tropical mountains
afrotropics
Fire ecology
Rainforest
Collection:
Earth, Environmental and Planetary Sciences
Theses and Dissertations
Available to Brown-affiliated users only
Full Record

Items (1-20) out of 175 results