Barbara Sherwood Lollar

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Earth Sciences

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#1381

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Earth Sciences

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According to Wikipedia, Barbara Sherwood Lollar, is a Canadian geologist and academic known for her research into billion-year-old water. She is currently a Professor in the Department of Earth Sciences at the University of Toronto. In 2007, she was made a Canada Research Chair in Isotope Geochemistry of the Earth and the Environment. It was renewed in 2014.

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Barbara Sherwood Lollar's Published Works

Number of citations in a given year to any of this author's works

Total number of citations to an author for the works they published in a given year. This highlights publication of the most important work(s) by the author

Published Works

Abiogenic formation of alkanes in the Earth's crust as a minor source for global hydrocarbon reservoirs (2002) (432)
ABIOTIC METHANE ON EARTH (2013) (416)
Solubility trapping in formation water as dominant CO2 sink in natural gas fields (2009) (413)
Long-Term Sustainability of a High-Energy, Low-Diversity Crustal Biome (2006) (366)
A new analysis of Mars "Special Regions": findings of the second MEPAG Special Regions Science Analysis Group (SR-SAG2). (2014) (307)
Stable carbon isotope evidence for intrinsic bioremediation of tetrachloroethene and trichloroethene at area 6, Dover Air Force Base. (2001) (246)
Unravelling abiogenic and biogenic sources of methane in the Earth's deep subsurface (2006) (245)
The noble gas geochemistry of natural CO2 gas reservoirs from the Colorado Plateau and Rocky Mountain provinces, USA (2008) (230)
Abiogenic methanogenesis in crystalline rocks (1993) (229)
The yield and isotopic composition of radiolytic H2, a potential energy source for the deep subsurface biosphere (2005) (207)
Variability in carbon isotopic fractionation during biodegradation of chlorinated ethenes: implications for field applications. (2001) (186)
Radiolytic H2 in continental crust: Nuclear power for deep subsurface microbial communities (2005) (182)
Nonequilibrium clumped isotope signals in microbial methane (2015) (179)
The contribution of the Precambrian continental lithosphere to global H2 production (2014) (174)
Isotopic signatures of CH4 and higher hydrocarbon gases from Precambrian Shield sites: A model for abiogenic polymerization of hydrocarbons (2008) (172)
Desulfotomaculum and Methanobacterium spp. Dominate a 4- to 5-Kilometer-Deep Fault (2005) (159)
Carbon and Hydrogen Isotopic Fractionation during Anaerobic Biodegradation of Benzene (2003) (154)
Abiotic formation of hydrocarbons under hydrothermal conditions: Constraints from chemical and isotope data (2007) (153)
Tracing Organic Contaminants in Groundwater: A New Methodology Using Compound-Specific Isotopic Analysis (1997) (153)
Contrasting carbon isotope fractionation during biodegradation of trichloroethylene and toluene: Implications for intrinsic bioremediation (1999) (148)
The influence of carbon source on abiotic organic synthesis and carbon isotope fractionation under hydrothermal conditions (2010) (145)
An oligotrophic deep-subsurface community dependent on syntrophy is dominated by sulfur-driven autotrophic denitrifiers (2016) (143)
Headspace analysis: A new application for isotopic characterization of dissolved organic contaminants (1999) (143)
Deep fracture fluids isolated in the crust since the Precambrian era (2013) (140)
Neon isotopes constrain convection and volatile origin in the Earth's mantle (2005) (139)
Regional groundwater focusing of nitrogen and noble gases into the Hugoton-Panhandle giant gas field, USA (2002) (124)
An approach for assessing total instrumental uncertainty in compound-specific carbon isotope analysis: implications for environmental remediation studies. (2007) (122)
THE FATE OF MANTLE-DERIVED CARBON IN A CONTINENTAL SEDIMENTARY BASIN : INTEGRATION OF C/HE RELATIONSHIPS AND STABLE ISOTOPE SIGNATURES (1997) (121)
Related assemblages of sulphate-reducing bacteria associated with ultradeep gold mines of South Africa and deep basalt aquifers of Washington State. (2003) (118)
Carbon isotope effects resulting from equilibrium sorption of dissolved VOCs. (2000) (117)
Carbon and hydrogen isotopic fractionation during biodegradation of methyl tert-butyl ether. (2002) (117)
Hydrogeologic controls on episodic H2 release from precambrian fractured rocks--energy for deep subsurface life on earth and mars. (2007) (117)
Carbon Isotope Fractionation during Anaerobic Biodegradation of Toluene: Implications for Intrinsic Bioremediation (2000) (116)
Ammonium stability and nitrogen isotope fractionations for NH4+–NH3(aq)–NH3(gas) systems at 20–70 °C and pH of 2–13: Applications to habitability and nitrogen cycling in low-temperature hydrothermal systems (2012) (111)
Measurement of a doubly substituted methane isotopologue, ¹³CH₃D, by tunable infrared laser direct absorption spectroscopy. (2014) (109)
Biological enhancement of tetrachloroethene dissolution and associated microbial community changes. (2006) (107)
The Origin and Age of Biogeochemical Trends in Deep Fracture Water of the Witwatersrand Basin, South Africa (2006) (106)
Evidence for bacterially generated hydrocarbon gas in Canadian shield and Fennoscandian shield rocks (1993) (106)
The relative abundances of resolved l2 CH 2 D 2 and 13 CH 3 D and mechanisms controlling isotopic bond ordering in abiotic and biotic methane gases (2016) (105)
Quantifying chlorinated ethene degradation during reductive dechlorination at Kelly AFB using stable carbon isotopes. (2005) (105)
Microbial hydrocarbon gases in the Witwatersrand Basin, South Africa: Implications for the deep biosphere 1 1 Associate editor: R. Summons (2004) (104)
A metagenomic window into carbon metabolism at 3 km depth in Precambrian continental crust (2015) (101)
Temporal Shifts in the Geochemistry and Microbial Community Structure of an Ultradeep Mine Borehole Following Isolation (2003) (100)
Identifying abiotic chlorinated ethene degradation: characteristic isotope patterns in reaction products with nanoscale zero-valent iron. (2008) (100)
Insight into methyl tert-butyl ether (MTBE) stable isotope fractionation from abiotic reference experiments. (2007) (96)
Hydrogen isotopic enrichment: an indicator of biodegradation at a petroleum hydrocarbon contaminated field site. (2002) (92)
Martian CH(4): sources, flux, and detection. (2006) (86)
Microbial characterization of a subzero, hypersaline methane seep in the Canadian High Arctic (2010) (84)
Bacteriogenic Ethane in Near-Surface Aquifers: Implications for Leaking Hydrocarbon Well Bores (2000) (83)
Variations in microbial carbon sources and cycling in the deep continental subsurface (2016) (81)
Isotopic evidence suggests different initial reaction mechanisms for anaerobic benzene biodegradation. (2008) (77)
Comparative assessments of benzene, toluene, and xylene natural attenuation by quantitative polymerase chain reaction analysis of a catabolic gene, signature metabolites, and compound-specific isotope analysis. (2008) (76)
Phylogeny and phylogeography of functional genes shared among seven terrestrial subsurface metagenomes reveal N-cycling and microbial evolutionary relationships (2014) (72)
Heterotrophic and Autotrophic Microbial Populations in Cold Perennial Springs of the High Arctic (2008) (70)
Pathway dependent isotopic fractionation during aerobic biodegradation of 1,2-dichloroethane. (2004) (69)
Hydrogen isotope fractionation during methanogenic degradation of toluene: Potential for direct verification of bioremediation (2000) (69)
1,1,2,2-tetrachloroethane reactions with OH-, Cr(II), granular iron, and a copper-iron bimetal: insights from product formation and associated carbon isotope fractionation. (2007) (68)
Neon identifies two billion year old fluid component in Kaapvaal Craton (2011) (67)
Proteomic and Transcriptomic Analyses Reveal Genes Upregulated by cis-Dichloroethene in Polaromonas sp. Strain JS666 (2009) (67)
Greenland melt drives continuous export of methane from the ice-sheet bed (2019) (63)
Geochemically Generated, Energy-Rich Substrates and Indigenous Microorganisms in Deep, Ancient Groundwater (2005) (63)
Planktonic Microbial Communities Associated with Fracture-Derived Groundwater in a Deep Gold Mine of South Africa (2006) (61)
Isotopic fractionation during reductive dechlorination of trichloroethene by zero-valent iron: influence of surface treatment. (2002) (59)
Distal degassing of radon and carbon dioxide on Galeras volcano, Colombia (1997) (56)
Stable isotope evidence for biodegradation of chlorinated ethenes at a fractured bedrock site. (2005) (53)
Effects of trace element concentration on enzyme controlled stable isotope fractionation during aerobic biodegradation of toluene. (2006) (52)
Quantification of biotransformation of chlorinated hydrocarbons in a biostimulation study: added value via stable carbon isotope analysis. (2007) (52)
Carbon isotopic fractionation during aerobic vinyl chloride degradation. (2005) (51)
A model of diffuse degassing at three subduction-related volcanoes (2000) (51)
Insights into enzyme kinetics of chloroethane biodegradation using compound specific stable isotopes. (2010) (51)
Pathway-dependent isotope fractionation during aerobic and anaerobic degradation of monochlorobenzene and 1,2,4-trichlorobenzene. (2011) (49)
Sulfur mass-independent fractionation in subsurface fracture waters indicates a long-standing sulfur cycle in Precambrian rocks (2016) (47)
Potential for identifying abiotic chloroalkane degradation mechanisms using carbon isotopic fractionation. (2008) (47)
Tracing ancient hydrogeological fracture network age and compartmentalisation using noble gases (2018) (46)
Methane sources and sinks in continental sedimentary systems: New insights from paired clumped isotopologues 13CH3D and 12CH2D2 (2019) (46)
Isotopic fractionation of methyl tert-butyl ether suggests different initial reaction mechanisms during aerobic biodegradation. (2009) (45)
Methane on Mars and Habitability: Challenges and Responses (2018) (45)
Monitoring biodegradation of ethene and bioremediation of chlorinated ethenes at a contaminated site using compound-specific isotope analysis (CSIA). (2012) (45)
Eukaryotic opportunists dominate the deep-subsurface biosphere in South Africa (2015) (45)
Anaerobic conversion of chlorobenzene and benzene to CH4 and CO2 in bioaugmented microcosms. (2013) (44)
Quantifying MTBE biodegradation in the Vandenberg Air Force Base ethanol release study using stable carbon isotopes. (2007) (44)
Insights into deep carbon derived from noble gases (2009) (43)
Large carbon isotope fractionation during biodegradation of chloroform by Dehalobacter cultures. (2012) (43)
Radiolytic H2 production on Noachian Mars: Implications for habitability and atmospheric warming (2018) (42)
Effect of Iron Type on Kinetics and Carbon Isotopic Enrichment of Chlorinated Ethylenes During Abiotic Reduction on Fe(0) (2004) (42)
Hydrothermal 15N15N abundances constrain the origins of mantle nitrogen (2020) (40)
Hydrolytic decarboxylation of carboxylic acids and the formation of protonated carbonic acid. (2010) (39)
Microbial precipitation of a strontium calcite phase at a groundwater discharge zone near rock Creek, British Columbia, Canada (1995) (39)
Monitoring trichloroethene remediation at an iron permeable reactive barrier using stable carbon isotopic analysis. (2005) (38)
‘Follow the Water’: Hydrogeochemical Constraints on Microbial Investigations 2.4 km Below Surface at the Kidd Creek Deep Fluid and Deep Life Observatory (2019) (38)
A Critical Review of State-of-the-Art and Emerging Approaches to Identify Fracking-Derived Gases and Associated Contaminants in Aquifers. (2018) (36)
Capture of Planktonic Microbial Diversity in Fractures by Long-Term Monitoring of Flowing Boreholes, Evander Basin, South Africa (2011) (36)
Is Mars alive (2006) (35)
The origin of NO3− and N2 in deep subsurface fracture water of South Africa (2012) (35)
Variations in expression of carbon isotope fractionation of chlorinated ethenes during biologically enhanced PCE dissolution close to a source zone. (2009) (35)
Long-term tetrachlorethene degradation sustained by endogenous cell decay (2005) (33)
Freezing to preserve groundwater samples and improve headspace quantification limits of water-soluble organic contaminants for carbon isotope analysis. (2006) (32)
Geochemistry: Biosignatures and abiotic constraints on early life (2006) (32)
Sulfidated nano zerovalent iron (S-nZVI) for in situ treatment of chlorinated solvents: A field study. (2020) (32)
Exchange catalysis during anaerobic methanotrophy revealed by 12CH2D2 and 13CH3D in methane (2019) (30)
Evaluation of isotopic enrichment factors for the biodegradation of chlorinated ethenes using a parameter estimation model: toward an improved quantification of biodegradation. (2006) (28)
Intramolecular isotopic evidence for bacterial oxidation of propane in subsurface natural gas reservoirs (2019) (28)
Source Differentiation for Benzene and Chlorobenzene Groundwater Contamination: A Field Application of Stable Carbon and Hydrogen Isotope Analyses (2008) (28)
Isotope analysis as a natural reaction probe to determine mechanisms of biodegradation of 1,2-dichloroethane. (2007) (27)
Internal return of carbon dioxide in decarboxylation: catalysis of separation and 12C/13C kinetic isotope effects. (2009) (27)
Integration of stable carbon isotope, microbial community, dissolved hydrogen gas, and ²HH₂O tracer data to assess bioaugmentation for chlorinated ethene degradation in fractured rocks. (2014) (27)
Near Infrared Cavity Ring-Down Spectroscopy for Isotopic Analyses of CH4 on Future Martian Surface Missions (2015) (27)
Carbon Isotope Analysis to Evaluate Nanoscale Fe(O) Treatment at a Chlorohydrocarbon Contaminated Site (2010) (26)
Measurement of the 13C/12C of atmospheric CH4 using near-infrared (NIR) cavity ring-down spectroscopy. (2013) (26)
Compound‐specific hydrogen isotope analysis of 1,2‐dichloroethane: potential for delineating source and fate of chlorinated hydrocarbon contaminants in groundwater (2007) (26)
Mechanisms and rates of 4He, 40Ar, and H2 production and accumulation in fracture fluids in Precambrian Shield environments (2019) (26)
Isotopic Constraints on the Migration of Hydrocarbon and Helium Gases of Southwestern Ontario (1994) (25)
Distinct carbon isotope fractionation during anaerobic degradation of dichlorobenzene isomers. (2014) (25)
Noble gas and carbon isotopic evidence for CO2-driven silicate dissolution in a recent natural CO2 field (2012) (25)
Dissolved organic matter compositions in 0.6–3.4 km deep fracture waters, Kaapvaal Craton, South Africa (2018) (25)
A window into the abiotic carbon cycle – Acetate and formate in fracture waters in 2.7 billion year-old host rocks of the Canadian Shield (2020) (24)
Mechanistic Dichotomy in Bacterial Trichloroethene Dechlorination Revealed by Carbon and Chlorine Isotope Effects. (2019) (23)
Carbon Isotope Fractionation of PCE and TCE During Dechlorination by Vitamin B12 (2003) (23)
Dual Carbon-Chlorine Isotope Analysis Indicates Distinct Anaerobic Dichloromethane Degradation Pathways in Two Members of Peptococcaceae. (2018) (23)
Microbial communities in deep Canadian shield groundwaters—an in situ biofilm experiment (1995) (21)
Sources of Uncertainty in Biotransformation Mechanistic Interpretations and Remediation Studies using CSIA. (2019) (21)
Quantitative site-specific (2)H NMR investigation of MTBE: potential for assessing contaminant sources and fate. (2010) (21)
Analysis of anaerobic BTX biodegradation in a subarctic aquifer using isotopes and benzylsuccinates. (2005) (21)
Evaluation of TCE and MTBE in situ Biodegradation: Integrating Stable Isotope, Metabolic Intermediate, and Microbial Lines of Evidence (2007) (20)
South African crustal fracture fluids preserve paleometeoric water signatures for up to tens of millions of years (2018) (20)
The role of low-temperature 18O exchange in the isotopic evolution of deep subsurface fluids (2020) (19)
The Mars Astrobiology Explorer-Cacher (MAX-C): a potential Rover Mission for 2018 (2010) (19)
Vapor Pressure Isotope Effects in Halogenated Organic Compounds and Alcohols Dissolved in Water. (2016) (19)
Fluctuations in populations of subsurface methane oxidizers in coordination with changes in electron acceptor availability (2018) (19)
High-resolution, long-term isotopic and isotopologue variation identifies the sources and sinks of methane in a deep subsurface carbon cycle (2020) (19)
An Ionic Limit to Life in the Deep Subsurface (2019) (18)
Transport, biodegradation and isotopic fractionation of chlorinated ethenes: modeling and parameter estimation methods (2005) (17)
Challenges for coring deep permafrost on Earth and Mars. (2008) (17)
Compound specific isotope analysis of hexachlorocyclohexane isomers: a method for source fingerprinting and field investigation of in situ biodegradation. (2015) (16)
Determination of in situ biodegradation rates via a novel high resolution isotopic approach in contaminated sediments. (2019) (16)
Earth-like Habitable Environments in the Subsurface of Mars. (2021) (16)
Diffusion sampler for compound specific carbon isotope analysis of dissolved hydrocarbon contaminants. (2014) (16)
Reductive Dehalogenation of Trichloromethane by Two Different Dehalobacter restrictus Strains Reveal Opposing Dual Element Isotope Effects. (2019) (16)
Dynamic headspace: a single-step extraction for isotopic analysis of microg/L concentrations of dissolved chlorinated ethenes. (2004) (16)
Pressure-monitored headspace analysis combined with compound-specific isotope analysis to measure isotope fractionation in gas-producing reactions. (2013) (15)
New ecosystems in the deep subsurface follow the flow of water driven by geological activity (2019) (14)
Multi-element (C, H, Cl, Br) stable isotope fractionation as a tool to investigate transformation processes for halogenated hydrocarbons. (2020) (14)
Sediment Monitored Natural Recovery Evidenced by Compound Specific Isotope Analysis and High-Resolution Pore Water Sampling. (2016) (13)
Long term biosustainability in a high energy, low diversity crustal biotome (2006) (13)
Carbon isotope systematics of Turrialba volcano, Costa Rica, using a portable cavity ring‐down spectrometer (2017) (12)
Phreatophyte influence on reductive dechlorination in a shallow aquifer contaminated with trichloroethene (TCE) (2000) (12)
Diffusion related isotopic fractionation effects with one-dimensional advective-dispersive transport. (2016) (12)
Bioenergetic Constraints on Microbial Hydrogen Utilization in Precambrian Deep Crustal Fracture Fluids (2018) (11)
MATMOS: the Mars atmospheric Trace Molecule Occultation Spectrometer (2011) (11)
14C in Methane and DIC in the Deep Terrestrial Subsurface: Implications for Microbial Methanogenesis (2006) (11)
Exchange catalysis during anaerobic methanotrophy revealed by 12 CH 2 D 2 and 13 CH 3 D in methane (2019) (10)
Far-field Microbiology Considerations Relevant to a Deep Geological Repository - State of Science Review (2011) (10)
Aqueous photodegradation of substituted chlorobenzenes: Kinetics, carbon isotope fractionation, and reaction mechanisms. (2018) (10)
Exchange catalysis during anaerobic methanotrophy revealed by 12CH2D2 & 13CH3D in methane (2018) (10)
Transformation of Chlorofluorocarbons Investigated via Stable Carbon Compound-Specific Isotope Analysis. (2019) (10)
The degassing character of a young volcanic center: Cerro Negro, Nicaragua (2014) (9)
Rethinking aqueous phase diffusion related isotope fractionation: Contrasting theoretical effects with observations at the field scale. (2017) (9)
Thermoanaerosceptrum fracticalcis gen. nov. sp. nov., a Novel Fumarate-Fermenting Microorganism From a Deep Fractured Carbonate Aquifer of the US Great Basin (2019) (9)
Novel Microbial Groups Drive Productivity in an Archean Iron Formation (2021) (8)
Life's Chemical Kitchen (2004) (8)
Crustal Groundwater Volumes Greater Than Previously Thought (2021) (8)
Carbon kinetic isotope effects reveal variations in reactivity of intermediates in the formation of protonated carbonic acid. (2013) (8)
Northeast Kansas well tests oil, gas possibilities in Precambrian rocks (2007) (8)
Compound-Specific Stable Carbon Isotope Analysis of Chlorofluorocarbons in Groundwater. (2015) (8)
New Sampling Devices for Environmental Characterization of Groundwater and Dissolved Gas Chemistry (CH4, N2, He). (1994) (8)
Multi-element isotopic evidence for monochlorobenzene and benzene degradation under anaerobic conditions in contaminated sediments. (2021) (7)
Determining the role of diffusion and basement flux in controlling 4He distribution in sedimentary basin fluids (2021) (7)
Astrobiology Science Strategy for the Search for Life in the Universe (2018) (7)
The role of porosity in H2/He production ratios in fracture fluids from the Witwatersrand Basin, South Africa (2022) (7)
Isotopic Fractionation of Tetrachloroethene Undergoing Biodegradation Supported by Endogenous Decay (2006) (7)
Requirements for chromium reactors for use in determination of H isotopes in CSIA of chlorinated compounds. (2020) (6)
A global perspective on microbial diversity in the terrestrial deep subsurface (2019) (6)
The Grayness of the Origin of Life (2021) (6)
Branched pathways in the degradation of cDCE by cytochrome P450 in Polaromonas sp. JS666. (2017) (6)
Measurement of a Doubly Substituted Methane Isotopologue, [superscript 13]CH[subscript 3]D, by Tunable Infrared Laser Direct Absorption Spectroscopy (2014) (5)
Isotopic Constraints on Off‐Site Migration of Landfill CH4 (1998) (5)
Carbon and hydrogen isotopic composition of methane and C2+ alkanes in electrical spark discharge: implications for identifying sources of hydrocarbons in terrestrial and extraterrestrial settings. (2013) (5)
N2 in deep subsurface fracture fluids of the Canadian Shield: Source and possible recycling processes (2021) (5)
Planetary Mass Spectrometry for Agnostic Life Detection in the Solar System (2021) (5)
Carbon Kinetic Isotope Effects and the Mechanisms of Acid-Catalyzed Decarboxylation of 2,4-Dimethoxybenzoic Acid and CO2 Incorporation into 1,3-Dimethoxybenzene. (2017) (4)
The case for a dynamical subsurface ecosystem (2016) (4)
86Kr excess and other noble gases identify a billion-year-old radiogenically-enriched groundwater system (2022) (4)
Greenland melt drives continuous export of methane from its bed (2018) (4)
In Situ Growth of Halophilic Bacteria in Saline Fracture Fluids from 2.4 km below Surface in the Deep Canadian Shield (2020) (3)
Hydrogen Isotopic Composition of Arctic and Atmospheric CH4 Determined by a Portable Near-Infrared Cavity Ring-Down Spectrometer with a Cryogenic Pre-Concentrator. (2016) (3)
Radiolytic H 2 in continental crust: A potential energy source for microbial metabolism in deep biosphere (2002) (3)
Report of the 2018 Joint Mars Rover Mission Joint Science Working Group (JSWG) (2012) (3)
Towards a more universal life detection strategy (2021) (3)
Isotopic signatures of abiotic organic synthesis under geologic conditions (2006) (3)
Quantifying the precipitation and dissolution of CO 2 within geological carbon storage analogues (2008) (3)
Continental subsurface waters support unique but diverse C-acquisition strategies (2013) (2)
In situ oxidation of sulfide minerals supports widespread sulfate reducing bacteria in the deep subsurface of the Witwatersrand Basin (South Africa): Insights from multiple sulfur and oxygen isotopes (2022) (2)
Implications of regression bias for multi-element isotope analysis for environmental remediation. (2021) (2)
An Introduction to the Mars Atmospheric Trace Molecule Occultation Spectrometer (MATMOS) (2011) (2)
Compound specific isotope analysis and the challenge for identifying life: The role of biosignatures and abiosignatures (2006) (2)
The potential for abiotic organic synthesis in an ancient ore deposit: Echoes of an iron-sulfur world? (2015) (2)
Clumped Methane Isotopologue ( 13 CH 3 D ) Thermometry of Geological Methane by Tunable Mid-Infrared Laser Spectroscopy (2013) (2)
First Microbial Community Assessment of Borehole Fluids from the Deep Underground Science and Engineering Laboratory (DUSEL) (2010) (2)
Hydrogeochemical and Isotopic Signatures Elucidate Deep Subsurface Hypersaline Brine Formation through Radiolysis Driven Water-Rock Interaction (2022) (1)
The Astrobiology of Mars: Methane and Other Candidate Biomarker Gases, and Related Interdisciplinary Studies on Earth and Mars (2010) (1)
Abiogenic gases, H2 autotrophy and methanogenesis in the deep subsurface. (2005) (1)
A global perspective on bacterial diversity in the terrestrial deep subsurface (2023) (1)
Generation of high-pH groundwaters and H2 gas by groundwater–kimberlite interaction, northeastern Ontario, Canada (2021) (1)
Hydrogeochronology: resetting the timestamp for subsurface groundwaters (2023) (1)
Commercial helium reserves, continental rifting and volcanism (2017) (1)
Bacterial hydrocarbon production in shallow bedrock aquifers and surficial till aquitards, Saskatchewan, Canada (1997) (1)
New Frontiers for Deep Fluids and Geobiology Research in the World's Oldest Rocks (2016) (1)
Primary N2–He gas field formation in intracratonic sedimentary basins (2023) (1)
Development of Microbial Characterization Techniques for Low- Permeability Sedimentary Rocks (2013) (1)
Characterization of active members in C and N cycles in the subsurface environment of the Witwatersrand Basin (2012) (1)
Investigation of Active Site Amino Acid Influence on Carbon and Chlorine Isotope Fractionation during Reductive Dechlorination. (2022) (1)
Compound-specific isotope analysis (CSIA) evaluation of degradation of chlorinated benzenes (CBs) and benzene in a contaminated aquifer. (2022) (1)
Microbial Substrate Use at Sites of Continental Serpentinization: The Tablelands, NL, CAD and the Cedars, CA, USA (2014) (1)
Deep Groundwaters on Earth as Analogs for Modern Martian Habitats (2019) (1)
Advances in carbon isotope analysis of trapped CH4 and volatile hydrocarbons in crystalline rock cores. (2021) (1)
Hydrogen and carbon isotope compositions of hydrocarbons in hydrothermal carbon reduction processes (2005) (1)
Measurement of the 13C/12C of Atmospheric CH4 Using Near-IR Cavity Ring-Down Spectroscopy (2012) (1)
Exploring the Limits of Life in a South African Deep Subsurface Brine (2018) (1)
Isotopic evidence of microbial methane in ultrabasic reducing waters at a continental site of active serpentinization in N. California (2008) (1)
Case study: methane gas in a groundwater system located in a dolerite ring structure in the Karoo Basin; South Africa (2019) (1)
New insights into geologic CO2 sequestration from natural analogues of the Colorado Plateau and Rocky Mountain provinces, USA (2006) (1)
Hydrogeologic Controls on the Deep Terrestrial Biosphere - Chemolithotrophic Energy for Subsurface Life on Earth and Mars (2009) (1)
ABIOTIC H2, CH4, AND SO4 PRODUCTION ON EARTH AND MARS: ATMOSPHERIC WARMING AGENTS AND REDOX ENERGY SOURCES FOR ANCIENT AND MODERN SUBSURFACE MARTIAN (2020) (1)
N2-HE GAS FIELD FORMATION IN INTRACRATONIC BASINS (2022) (0)
Abiotic CH4 Production in the Subsurface of Terrestrial Planets (2020) (0)
Biodegradation of Chlorofluorocarbons in a Groundwater Plume using Compound Specific Carbon Isotope Analysis (2017) (0)
Probing the Deepest Limits of the Earth's Biosphere (2019) (0)
Carbon Isotopic Signatures of Methane and Ethane in Fluids Inclusions Compared to Dissolved Hydrocarbon in Saline Fracture Fluids (2020) (0)
New ecosystems in the deep subsurface follow the flow of water driven by geological activity (2019) (0)
Compound Specific Isotope Analysis of the aqueous photodegradation of substituted chlorobenzenes (2015) (0)
The application of Monte Carlo modelling to quantify in situ hydrogen and associated element production in the deep subsurface (2023) (0)
Constraining Rates of Biodegradation of Chlorinated Ethenes at Steep Concentration Gradients Using Stable Carbon Isotopes (2005) (0)
RADIOLYTIC H 2 PRODUCTION , TRANSPORT , AND DISSOLUTION ON NOACHIAN MARS (2018) (0)
Compound Specific Stable Carbon Isotope Analysis Evaluation of Remediation of Chlorinated Volatile Organic Compounds at a Sulfidated Nanozerovalent Injection Field Site (2020) (0)
HIGH HELIUM CONCENTRATIONS IN WELL GASES FROM THE DULUTH COMPLEX, MINNESOTA, USA (2022) (0)
Low 13C-13C abundances in abiotic ethane (2022) (0)
Formation of primary N2-He gas reservoirs in sedimentary basins (2021) (0)
Biogenic Carbon on Mars: A Subsurface Chauvinistic Viewpoint (2015) (0)
Helium and Hydrogen Gas Accumulations (2021) (0)
Greenland melt drives continuous export of methane from the ice-sheet bed (2019) (0)
Exploring the deep, ancient hydrogeosphere within Precambrian crystalline rocks using noble gases (2016) (0)
Origin of H2 and CH4 gases in the Eastern São Francisco Basin, Brazil (2021) (0)
Compound Specific Isotope Analysis: A Novel Method of Assessment and Quantification of In Situ Remediation Potential (2002) (0)
Final Arrivals and Icebreaker All Day Final Arrivals Main Lodge 3 : 005 : 00 PM Daily Complimentary Wine and Cheese Tasting Main Lodge (2017) (0)
Methane production and evolution within the crystalline basement (2017) (0)
Changes of the carbon isotopic composition of trichloroethylene during aerobic biodegradation: a new tool to estimate removal efficiencies (2000) (0)
Deep ancient fluids in the continental crust and their impact on near-surface economic, environmental and biological systems. (2016) (0)
Hydrocarbon Gases in Hydrogeologically Isolated Fractures in Au Mines of the Witwatersrand Basin, South Africa: Potential Substrates for Deep Subsurface Microorganisms (2001) (0)
Analyzing the δ2H of atmospheric CH4 in the field with a NIR-CRDS coupled to a cryogenic pre-concentrator (2013) (0)
Looking for little green bugs and methane in the Canadian high Arctic. (Invited) (2010) (0)
Radiolytic H2 Source at a Radioactive Waste-contaminated Site in Tennessee (2010) (0)
AN INSUFFICIENT METHANE BUDGET FOR WARMING NOACHIAN AND HESPERIAN MARS (2019) (0)
3D Seismics and Isotopic Analysis Provides Constraints on the Origin of Methane in the Earths Deep Subsurface. (2016) (0)
Radiolytic H2 Production on Noachian Mars: Implications for Subsurface Habitability (2017) (0)
Site-specific quantitative 2H NMR: A new tool for the assessment of contaminant fate in the subsurface (2010) (0)
Exploring variations in microbial carbon sources and cycling in the deep terrestrial subsurface using PLFA and δ13C analysis (2012) (0)
The Canadian Astrobiology Training Program: A New Driving Force for Astrobiology in Canada (2010) (0)
Stable Carbon Isotope Evidence and Quantification of Reductive Dechlorination of Chlorinated Ethenes at Kelly AFB, TX (2002) (0)
Biogeochemical Carbon Cycling in Ultrabasic Reducing Springs in Sonoma County, CA (2006) (0)
Volume Editor’s Introduction (2014) (0)
Introduction to Volume 9 (2003) (0)
Multi-Isotope Analysis as a Natural Reaction Probe of Biodegradation Mechanisms of 1,2- Dichloroethane (2006) (0)
Re-Evaluating Potential Uncertainty in Mechanistic Interpretations Using CSIA (2018) (0)
Selective assemblies of giant tetrahedra via precisely controlled positional interactions (2015) (0)
Atmospheric Signatures of Habitability and Habitancy (2011) (0)
The Effects of Mineral Matrices and Extraction Method on Quantification of Bacterial Phospholipid Fatty Acids. (2017) (0)
Deep Horizons - Implications of the deep carbon cycle for life, energy, and the environment (Invited) (2010) (0)
Radiolytic Hydrogen Production on Noachian Mars (2017) (0)
Distribution and Diversity of Microorganisms of Deep, Subpermafrost Brine in the Canadian Arctic (2005) (0)
News and Views Methane on Mars and Habitability : Challenges and Responses (2018) (0)
Hydrocarbon Gas and Microbial Geochemistry in the Deep Subsurface of the Witwatersrand Basin, South Africa (2002) (0)
Astrobiology Initiatives in Canada: The CIFAR Astrobiology Workshop (2010) (0)
Methane Provenance Determined by CH 2 D 2 and 13 CH 3 D Abundances (2017) (0)
Continuous, Pulsed Export of Methane-Supersaturated Meltwaters from the Bed of the Greenland Ice Sheet (2016) (0)
Determining Carbon Kinetic Isotope Effects Using Headspace Analysis of Evolved CO2. (2017) (0)
(Table 2) Composition and isotopic ratios of gas venting in Lost Hammer, Canadian Arctic (2010) (0)
A new method for stable carbon isotope analysis of chlorofluorocarbons in contaminated groundwater (2015) (0)
Abiotic gas occurrences in the Rio das Velhas Greenstone Belt, SE Brazil (2021) (0)
The Role of Noble Gases in Defining the Mean Residence Times of Fluids within Precambrian Crustal Systems (2015) (0)
PLFA FROM MICROBIAL COMMUNITIES ASSOCIATED WITH FRACTURE WATERS WITHIN THE PRECAMBRIAN DEEP SUBSURFACE (2018) (0)
Abiogenic and Microbial Controls on Volatile Fatty Acids in Precambrian Crustal Fracture Waters (2015) (0)
Degradation and Volatilization of Chlorofluorocarbons in Contaminated Groundwater Explored by Stable Carbon Isotope Analysis (2015) (0)
Compound specific hydrogen and carbon isotopes as a tool to distinguish abiogenic from biogenic hydrocarbons (2005) (0)
Conbined noble gas and stable isotope constraints on nitrogen gas sources within sedimentary basins. Final report for period 15 March 1996 - 14 March 1999 extended to 14 March 2000 (2001) (0)
Abiotic (Prebiotic?) Organic Chemistry in a Potentially Ancient Hypersaline Brine: New Insights on the Limits of Microbial Life Inhabiting 3.1 km Deep Fracture Fluid in South Africa (2019) (0)
An updated planetary protection special regions on Mars analysis by the MEPAG Special Regions-Science Analysis Group 2. (2014) (0)
Carbon and hydrogen isotope measurements in abiogenic hydrocarbon synthesis (2005) (0)
Environmental characteristics and gas composition of Lost Hammer, Canadian Arctic (2010) (0)
H 2 and CH 4 Production, Storage, and Release Over 4.5 Gyr of Martian History: Implications for Atmospheric Warming, Habitability, and ISRU (2018) (0)
MARS COULD HAVE BEEN WARMED BY ECCENTRICITY VARIATIONS OR A SUBSURFACE BIOSPHERE (2019) (0)
Geochemical and hydrological constraints on the deep subsurface terrestrial ecosystems (2008) (0)
Sorption- and diffusion-associated isotope effects for chlorinated and non chlorinated aromatic hydrocarbons in a sediment pore water diffusion sampler (2013) (0)
CO2 dissolution in formation water as dominant sink in natural gas fields (2009) (0)
DISTINGUISHING ABIOTIC FROM BIOLOGICAL CARBON SOURCES IN THE DEEP BIOSPHERE (2016) (0)
The VALKYRIE Payload for Probing the Martian Subsurface (2019) (0)
Reversibility controls on extreme methane clumped isotope signatures from anaerobic oxidation of methane (2023) (0)
Search for Life in Deep Time and Space: The role of Precambrian rocks in analogue research (2014) (0)
Exploring Space via Astromycology: A Report on the CIFAR Programs Earth 4D and Fungal Kingdom Inaugural Joint Meeting. (2022) (0)
Looking Down to Reach to the Stars (2019) (0)
Ancient analogs for ultramafic-hosted vents: Water-rock-derived energy for deep subsurface chemosynthesis (2008) (0)
Deep Carbon Cycling in the Deep Hydrosphere: Abiotic Organic Synthesis and Biogeochemical Cycling (2014) (0)
Life in Inner Space: Subsurface Microbiology Investigations in Underground Research Laboratories and Deep Mines (2012) (0)
Starting a European Space Agency Sample Analogue Collection for Robotic Exploration Missions (2014) (0)
Geochemistry. Life's chemical kitchen. (2004) (0)
Investigating Transformation of CFCs at a Contaminated Field Site Using Compound-Specific Isotope Analysis (2020) (0)
Microbial Ecology of a Regional Flow System: Deep, Aerobic, Fractured Rock Aquifers of the US Basin and Range (Invited) (2013) (0)
THE IMPACT OF IN SITU RADIOGENIC PRODUCTION ON TRACER-BASED HYDROCHRONOLOGY (2022) (0)
PRIMARY HELIUM GAS FIELD FORMATION (2022) (0)
(Table 1) In situ geochemical parameters of Lost Hammer sediment and overlying spring water, Canadian Arctic (2010) (0)
Evidence of Chlorobenzene Natural Attenuation in Contaminated Sediments Using Compound Specific Isotope Analysis and High Resolution Pore Water Sampling (2014) (0)
Subsurface 18O Exchange at Low Temperatures: The (GMWL) Plot Thickens (2020) (0)
Clumped Isotopic ( 13 CH 3 D ) Composition of Methane from the Potato Hills Gas Field , Oklahoma (2014) (0)
Biennial meeting of the NASA Astrobiology Institute April 10-14 (2005) (0)
Life in the Earth's Deep Biosphere (2012) (0)
Martian subsurface biomes: How detectable are they? (2006) (0)
δ13C Degassing Dynamics of a Young Volcanic Center, Cerro Negro, Nicaragua (2011) (0)
The next frontier for planetary and human exploration (2019) (0)
Quantification of Transformation and Transport Across Biogeochemical Boundaries by Multi-Element CSIA (2020) (0)
The Role of Carbon Source in Abiotic Carbon Synthesis and Isotope Fractionation Under Hydrothermal Conditions (2010) (0)

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