Nathaniel L. Bindoff
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View article: Wind‐Driven Variability of Modified Circumpolar Deep Water Intrusions Into Vincennes Bay, East Antarctica
Wind‐Driven Variability of Modified Circumpolar Deep Water Intrusions Into Vincennes Bay, East Antarctica Open
Warm water intrusions onto Antarctica's continental shelves have the potential to rapidly melt ice shelves and destabilize glaciers. However, uncertainties remain about the mechanisms driving these intrusions and their variability, in part…
View article: Observations of Reduced Ventilation in Meridional Overturning Circulation: Evidence From Physical and Biogeochemical Changes in Repeat Observations Along 110°E
Observations of Reduced Ventilation in Meridional Overturning Circulation: Evidence From Physical and Biogeochemical Changes in Repeat Observations Along 110°E Open
Two hydrographic voyages conducted 56 years apart (in 1963 and 2019) along 110°E in the southeast Indian Ocean reveal significant long‐term changes in water mass properties. We focus on physical and biogeochemical changes in Subtropical Wa…
View article: Global Water Cycle Pattern Amplification: Contributing Factors and Mechanisms
Global Water Cycle Pattern Amplification: Contributing Factors and Mechanisms Open
Under climate change, both the global water cycle (evaporation minus precipitation) and mixed layer salinity exhibit a pattern amplification characterized by the “rich get richer and poor get poorer.” However, the contributions of horizont…
View article: A Multi-Dimensional Evaluation of Global Ocean salinity in CMIP6 Historical simulations
A Multi-Dimensional Evaluation of Global Ocean salinity in CMIP6 Historical simulations Open
A realistic representation of ocean salinity is essential for understanding large-scale ocean circulation, water mass transformation, and the global hydrological cycle. This study thoroughly assesses CMIP6 historical simulations by compari…
View article: Thermohaline Interleaving in the Antarctic Circumpolar Current
Thermohaline Interleaving in the Antarctic Circumpolar Current Open
Interleaving layers are commonly observed in the subsurface ocean near thermohaline fronts. They imply a lateral exchange of water mass properties and have been shown to influence both lateral and vertical mixing rates. We examine a set of…
View article: Unlocking Southern Ocean Under‐Ice Seasonality With a New Monthly Climatology
Unlocking Southern Ocean Under‐Ice Seasonality With a New Monthly Climatology Open
The advent of under‐ice profiling float and biologging techniques has enabled year‐round observation of the Southern Ocean and its Antarctic margin. These under‐ice data are often overlooked in widely used oceanographic datasets, despite t…
View article: Deoxygenation and Its Drivers Analyzed in Steady State for Perpetually Slower and Warmer Oceans
Deoxygenation and Its Drivers Analyzed in Steady State for Perpetually Slower and Warmer Oceans Open
Ocean deoxygenation is an important consequence of climate change that poses an imminent threat to marine life and global food security. However, our understanding of the complex interactions between changes in circulation, solubility, and…
View article: The Impact of an Antarctic Circumpolar Current Meander on Air‐Sea Interaction and Water Subduction
The Impact of an Antarctic Circumpolar Current Meander on Air‐Sea Interaction and Water Subduction Open
Standing meanders along the Antarctic Circumpolar Current (ACC) have been shown to be regions of elevated eddy variability, meridional heat transport, and vertical exchange. In this study, we investigate the influence of a standing meander…
View article: Multi-decadal changes in water mass properties of the South Indian Ocean along 110°E
Multi-decadal changes in water mass properties of the South Indian Ocean along 110°E Open
Two hydrographic voyages separated by 56 years reveal significant changes in the watermass properties in the southeast Indian Ocean along 110°E. The observations from the International Indian Ocean Expedition in 1963 and the reoccupat…
View article: Observational Evidence of Cold Filamentary Intensification in an Energetic Meander of the Antarctic Circumpolar Current
Observational Evidence of Cold Filamentary Intensification in an Energetic Meander of the Antarctic Circumpolar Current Open
Eddy stirring at mesoscale oceanic fronts generates finescale filaments, visible in submesoscale-resolving model simulations and high-resolution satellite images of sea surface temperature, ocean color, and sea ice. Submesoscale filaments …
View article: Attribution of extreme events to climate change in the Australian region – A review
Attribution of extreme events to climate change in the Australian region – A review Open
Extreme event attribution is a rapidly growing field of climate science with important implications for public and government understanding of human-induced climate change. However, there is substantial variation in how well events can be …
View article: Optimal parameters for the ocean's nutrient, carbon, and oxygen cycles compensate for circulation biases but replumb the biological pump
Optimal parameters for the ocean's nutrient, carbon, and oxygen cycles compensate for circulation biases but replumb the biological pump Open
Accurate predictive modeling of the ocean's global carbon and oxygen cycles is challenging because of uncertainties in both biogeochemistry and ocean circulation. Advances over the last decade have made parameter optimization feasible, all…
View article: Observations of Internal Wave Interactions in a Southern Ocean Standing Meander
Observations of Internal Wave Interactions in a Southern Ocean Standing Meander Open
We characterize the internal wave field at a standing meander of the Antarctic Circumpolar Current (ACC) where strong winds, bathymetry, and a strong eddy field combine to form a dynamic environment for the generation and dissipation of in…
View article: Comment on egusphere-2023-363
Comment on egusphere-2023-363 Open
Abstract. Accurate predictive modelling of the ocean's global carbon and oxygen cycles is challenging because of uncertainties in both biogeochemistry and ocean circulation. Advances over the last decade have made parameter optimization fe…
View article: Comment on egusphere-2023-363
Comment on egusphere-2023-363 Open
Abstract. Accurate predictive modelling of the ocean's global carbon and oxygen cycles is challenging because of uncertainties in both biogeochemistry and ocean circulation. Advances over the last decade have made parameter optimization fe…
View article: Optimal parameters for the ocean's nutrient, carbon, and oxygen cycles compensate for circulation biases but replumb the biological pump
Optimal parameters for the ocean's nutrient, carbon, and oxygen cycles compensate for circulation biases but replumb the biological pump Open
Accurate predictive modelling of the ocean's global carbon and oxygen cycles is challenging because of uncertainties in both biogeochemistry and ocean circulation. Advances over the last decade have made parameter optimization feasible, al…
View article: Adélie Land Bottom Water
Adélie Land Bottom Water Open
The general circulation and time evolution of wintertime water masses in the Adélie Depression is described from hydrographic observations taken during the Mertz Polynya Experiment in July-September 1999. Sea-ice growth was estimated and f…
View article: Impact of Climate Change on Weather Related Fire Risk in the Tasmanian Wilderness World Heritage Area. Climate Change and Bushfire Research Initiative
Impact of Climate Change on Weather Related Fire Risk in the Tasmanian Wilderness World Heritage Area. Climate Change and Bushfire Research Initiative Open
The Tasmanian Wilderness World Heritage Area Management (TWWHA) has been recognised for its outstanding universal values, with many of these values being dependent on specific fire regimes for their maintenance. For example, the highly fir…
View article: Review of climate impact change work undertaken, research gaps and opportunities in the Tasmanian context
Review of climate impact change work undertaken, research gaps and opportunities in the Tasmanian context Open
Tasmania draws strongly on the natural environment for many sectors of its economy, including agriculture, energy and tourism. Climate change affects the risks of natural disasters such as bushfire, drought and energy security. Research ha…
View article: An assessment of the viability of prescribed burning as a management tool under a changing climate. A Report for the National Bushfire Mitigation – Tasmanian Grants Program (NBMP)
An assessment of the viability of prescribed burning as a management tool under a changing climate. A Report for the National Bushfire Mitigation – Tasmanian Grants Program (NBMP) Open
Fire danger is projected to increase across much of Tasmania under ongoing climate change, with the fire season starting earlier in the year, and lasting for longer. Prescribed burning is currently the only effective method of managing bus…
View article: Tasmanian Wilderness World Heritage Area Climate Change and Bushfire Research Initiative
Tasmanian Wilderness World Heritage Area Climate Change and Bushfire Research Initiative Open
Fire managers in the Parks and Wildlife Service Tasmania (PWS) have been provided with new and updated decision making tools to aid in the development of the planned burning strategy for the Tasmanian Wilderness World Heritage Area (TWWHA)…
View article: On Asymmetric Internal Hemispheric Variability in the Ocean in 2005-2015
On Asymmetric Internal Hemispheric Variability in the Ocean in 2005-2015 Open
Hemispheric asymmetry in global ocean warming was observed during 2005–2015. Previously, we showed that 92% of net global ocean heat gain during this period was in the southern hemisphere and that this period represented one extreme of an …
View article: Local Drivers of Extreme Upper Ocean Marine Heatwaves Assessed Using a Global Ocean Circulation Model
Local Drivers of Extreme Upper Ocean Marine Heatwaves Assessed Using a Global Ocean Circulation Model Open
The growing threat of Marine heatwaves (MHWs) to ecosystems demands that we better understand their physical drivers. This information can be used to improve the performance of ocean models in predicting major events so more appropriate ma…
View article: Turbulent Mixing Variability in an Energetic Standing Meander of the Southern Ocean
Turbulent Mixing Variability in an Energetic Standing Meander of the Southern Ocean Open
This study presents novel observational estimates of turbulent dissipation and mixing in a standing meander between the Southeast Indian Ridge and the Macquarie Ridge in the Southern Ocean. By applying a finescale parameterization on the t…
View article: An Intercomparison of Antarctic NWP during the Austral Summer Special Observing Period for the Year of Polar Prediction
An Intercomparison of Antarctic NWP during the Austral Summer Special Observing Period for the Year of Polar Prediction Open
The special observing periods (SOPs) of the Year of Polar Prediction present an opportunity to assess the skill of numerical weather prediction (NWP) models operating over the Antarctic, many of which assimilated additional observations du…
View article: Dynamics of a Standing Meander of the Subantarctic Front Diagnosed from Satellite Altimetry and Along-Stream Anomalies of Temperature and Salinity
Dynamics of a Standing Meander of the Subantarctic Front Diagnosed from Satellite Altimetry and Along-Stream Anomalies of Temperature and Salinity Open
Meanders formed where the Antarctic Circumpolar Current (ACC) interacts with topography have been identified as dynamical hot spots, characterized by enhanced eddy energy, momentum transfer, and cross-front exchange. However, few studies h…
View article: Summary for Policymakers
Summary for Policymakers Open
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View article: Subpolar Southern Ocean Response to Changes in the Surface Momentum, Heat, and Freshwater Fluxes under 2xCO2
Subpolar Southern Ocean Response to Changes in the Surface Momentum, Heat, and Freshwater Fluxes under 2xCO2 Open
The Antarctic subpolar Southern Ocean (sSO) has fundamental climate importance. Antarctic Bottom Water (AABW) originates in the sSO and supplies the lower limb of the meridional overturning circulation (MOC), occupying 36% of ocean volume.…