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Geochemistry PhD Projects, Programs & Scholarships in Southampton

We have 32 Geochemistry PhD Projects, Programs & Scholarships in Southampton

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  Up in smoke! Terrestrial carbon cycle feedbacks during warm climates
  Dr J Whiteside, Dr I Harding
Application Deadline: 3 January 2020

Funding Type

PhD Type

Project Rationale. Organic carbon preserved within sedimentary rocks (fossil OC) is a major carbon reservoir and plays a crucial role in the long-term evolution of atmospheric CO2 and O2, and thus global climate.
  Molecular mechanisms of adaptation in globally successful cyanobacteria
  Dr I Tews, Prof E Achterberg, Dr T Bibby
Application Deadline: 3 January 2020

Funding Type

PhD Type

Project Rationale. Cyanobacteria are the most abundant photosynthetic organisms on the planet. Their success is rooted in a diversity of strategies that allow them to adapt to the highly varied physical and chemical marine.
  Some theories are more equal than others: A Bayesian approach to glacial-interglacial changes in ocean carbon storage
  Dr A Marzocchi, Dr S Josey, Dr M Jansen
Application Deadline: 3 January 2020

Funding Type

PhD Type

Project Rationale. Earth’s climate has undergone large transitions between cold “glacial” and warm “interglacial” stages.
  Tiny fractals in the sea: the biogeochemistry of particle shape
  Dr B Cael, Dr P Lam
Application Deadline: 3 January 2020

Funding Type

PhD Type

Project Rationale. Particles* are a critical aspect of life and chemistry in the ocean. Marine particles are hotspots of biological activity, and their sinking mediates a major vertical transport of mass and energy that connects the sunlit and dark ocean ecosystems and fundamentally influences global biogeochemistry.
  Antarctica before ice sheets: polar climate history of past greenhouse worlds.
  Dr S Bohaty, Dr CD Hillenbrand, Assoc Prof R Levy, Prof P Wilson
Application Deadline: 3 January 2020

Funding Type

PhD Type

Project Rationale. During the extremely warm global ’greenhouse’ period 50 million years ago, Antarctica was mostly ice free and hosted temperate forests in coastal regions of the continent.
  Provision or Poison? Biogeochemistry of sediments in a warming ocean
  Dr A Annett, Dr J Godbold
Application Deadline: 3 January 2020

Funding Type

PhD Type

Project Rationale. The importance of sediment processes in driving biogeochemical cycles, from blue carbon storage, to nutrients (silica, iron) and pollutants (lead, arsenic), are becoming increasingly recognized, from local to global scale [1].
  Climate Change, Plate Tectonics and Machine Learning
  Dr C Rychert, Dr J Whiteside
Application Deadline: 3 January 2020

Funding Type

PhD Type

Project Rationale. Our understanding of the transition from the lithospheric plate to the weaker asthenosphere has recently been revolutionized by seismic imaging that finds a sharp, strong discontinuity at the base of the plate.
  Determining Earth’s Volatile Cycling using Machine Learning
  Dr C Rychert, Dr T Henstock
Application Deadline: 3 January 2020

Funding Type

PhD Type

Project Rationale. Earth’s volatile cycle is fundamental to human existence on the planet. However, precise constraints on this system have proved challenging.
  Caribbean Subduction: Seismic Imaging of Melt and Volatiles in the Lesser Antilles with joint inversion, full-waveform, and machine learning approaches
  Dr C Rychert, Dr T Henstock
Application Deadline: 3 January 2020

Funding Type

PhD Type

Project Rationale. Dense oceanic tectonic plates sink beneath buoyant continental plates at subduction zones. The ocean plate adds volatiles like water to the mantle, lowering the melting temperature, and enabling melting and eventually creating volcanoes at Earth’s surface.
  Geophysical properties of seafloor hydrate reservoirs
  Dr A Best, Dr S Sahoo, Dr L North, Prof T Minshull
Application Deadline: 3 January 2020

Funding Type

PhD Type

Project Rationale. Globally, seafloor gas hydrates offer a strategic source of natural gas that may be equivalent in size to all known conventional gas reserves.
  Quantifying Variations in Hydrothermal Contributions to the Oceans:Scaling from drill core observations to global models
  Dr R.M. Coggon, Prof D Teagle, Dr B Thornton
Application Deadline: 3 January 2020

Funding Type

PhD Type

Project Rationale. Ocean chemistry reflects a dynamic balance between riverine inputs, biological processing, sediment burial, and hydrothermal exchanges with ocean crust.
  Can enhanced weathering provide an effective climate change mitigation strategy?
  Dr C Pearce, Dr G Andrews, Prof R James
Application Deadline: 3 January 2020

Funding Type

PhD Type

Project Rationale. Anthropogenic inputs of carbon dioxide (CO2) to the atmosphere are the primary cause of global warming.
  Holocene reconstruction of terrestrial habitats and dispersal pathways in the Antarctic Peninsula and sub-Antarctic Islands
  Dr S Nogue-Bosch, Prof Peter Convey, Prof ME Edwards, Dr D.A. Hodgson
Application Deadline: 3 January 2020

Funding Type

PhD Type

Project Rationale. Terrestrial environments of the sub-Antarctic and Antarctic present extreme challenges for life.
  Hydrate formation from CH4 released during serpentinisation. How important it is on Earth?
  Dr H Moreno, Dr G Bayrakci, Dr I Falcon Suarez, Prof D Teagle
Application Deadline: 3 January 2020

Funding Type

PhD Type

Project Rationale. Methane hydrate is an ice-like substance that forms at high pressures and low temperatures when sufficient methane is available in continental margins and deep ocean sediments.
  Assessing the effects of microplastics on marine benthic communities
  Dr D Mayor, Dr J Godbold, Dr B Thornton, Dr A Horton
Application Deadline: 3 January 2020

Funding Type

PhD Type

Project Rationale. Continental shelf sediments are biogeochemical hotspots. Interactions between benthic invertebrates and bacteria drive the remineralization of organic matter, returning inorganic nutrients to the overlying waters and stimulating primary production.
  Fingerprinting bioactive trace elements in a changing Arctic Ocean
  Dr M Lohan, Dr A Annett
Application Deadline: 3 January 2020

Funding Type

PhD Type

Project Rationale. The Arctic Ocean is undergoing dramatic environmental change and has warmed twice as fast as the rest of the planet.
  Testing the links between magmatic, tectonic and climate controls on hydrothermal activity at the Mid-Atlantic Ridge
  Dr A Lichtschlag, Dr B Murton, Prof R James
Application Deadline: 3 January 2020

Funding Type

PhD Type

Project Rationale. High temperature hydrothermal activity at mid-ocean ridges is driven mainly by magmatic heat and crystallization and responds to structural processes that open-up and maintain fluid pathways from the interior of the ocean crust to the seafloor.
  Microplastic characteristics, fluxes and accumulation in the Atlantic Ocean
  Prof R Lampitt, Prof A Cundy, Dr A Horton, Dr K Pabortsava
Application Deadline: 3 January 2020

Funding Type

PhD Type

Project Rationale. Plastic contamination of the oceans is of considerable concern and may cause significant damage to ecosystem structure and function.
  Nitrogen cycling in a subsurface serpentinising system – an analogue for early life on Earth
  Dr P Lam, Dr J Matter
Application Deadline: 3 January 2020

Funding Type

PhD Type

Project Rationale. The emergence of life on Earth required abiotic syntheses of energy and organic compounds. For this, serpentinization –water-rock reactions coupling oxidation of ferrous iron to the generation of hydrogen –has in recent years been considered a key mechanism[1].
  Abrupt climate change during the last deglaciation: linking records from Greenland to central Europe.
  Prof A Kemp, Prof PG Langdon, Dr J Whiteside
Application Deadline: 3 January 2020

Funding Type

PhD Type

Project Rationale. The last deglaciation (16,000 – 11,000 years ago) was Earth’s most recent massive climate change but its dynamics are not adequately understood.
  Biogeochemical cycling of trace metals in a changing Arctic Ocean
  Prof R James, Dr H Goring-Harford, Dr M Lohan
Application Deadline: 3 January 2020

Funding Type

PhD Type

Project Rationale. The Arctic Ocean is the most rapidly warming ocean on our planet, but the consequences of ice melt on primary productivity, which underpins the entire Arctic ecosystem, are not clear.
  Multimodal imaging of airborne particulate matter (PM) pollution as a means of source apportionment
  Prof G Foster, Dr M Loxham, Dr R B Cook, Dr JA Milton
Application Deadline: 3 January 2020

Funding Type

PhD Type

Project Rationale. Airborne particulate matter (PM) is a key risk factor for premature death (8.9 million per annum worldwide) and reduced quality of life due to a range of diseases of the respiratory and cardiovascular system, with growing evidence for roles in metabolic and cognitive impairments [1].
  Forams in the laser sights – getting the most out of laser ablation ICPMS analysis of planktic foraminifera
  Dr T Ezard, Prof G Foster, Dr JA Milton
Application Deadline: 3 January 2020

Funding Type

PhD Type

Project Rationale. Planktic foraminifera are unicellular protists that secrete a 100-1000 m multi-chambered shell during their four week life cycle.
  Tackling the nuclear legacy: Application of low-energy electrokinetic clean-up techniques to problem nuclear contaminants and sites
  Prof A Cundy, Dr P Warwick
Application Deadline: 3 January 2020

Funding Type

PhD Type

Project Rationale. The UK government is committed to nuclear energy having an important role in delivering a secure, low-carbon and affordable energy future [1].
  Microplastic hotspots on the deep seafloor: Investigating the role of seafloor currents in microplastic transport and accumulation
  Dr M Clare, Prof A Cundy, Dr A Horton, Dr I Kane
Application Deadline: 3 January 2020

Funding Type

PhD Type

Project Rationale. There is growing concern about the impact of plastic pollution (particularly microplastics) on ocean ecosystems and human health[1].
  Joint elastic-electrical properties of clay-rich sediments with fluid-filled fractures
  Dr A Best, Dr S Sahoo, Dr L North, Prof T Minshull
Application Deadline: 3 January 2020

Funding Type

PhD Type

Project Rationale. Accurate characterization of shallow sub-seafloor geological reservoirs and overburden sediments is essential for geological CO2 storage, gas hydrate exploitation and monitoring of fluids and host sediment properties during gas production and CO2 storage activities.
  Closing loopholes in the nitrogen cycle: Nitrification now and in the future
  Dr A Yool, Prof T Tyrrell, Dr A Martin, Prof N Bates
Application Deadline: 3 January 2020

Funding Type

PhD Type

Project Rationale. Nitrification ( oxidation) of ammonia (NH3) back to nitrate (NO3-) is an important regenerative step in the nitrogen cycles of both marine and terrestrial systems.
  Catastrophic change to Earth’s magnetic field
  Dr C Xuan, Prof P Wilson, Dr G Hellio
Application Deadline: 3 January 2020

Funding Type

PhD Type

Project Rationale. Earth’s magnetic field provides a protective shield from harmful effects of the solar wind, but field strength and behaviour are constantly changing.
  Asian Monsoon drought and flood intensity: testing predicted response to changes in global warmth and polar ice volume
  Prof P Wilson, Dr C Xuan, Dr A Crocker
Application Deadline: 3 January 2020

Funding Type

PhD Type

Project Rationale. The Asian Monsoon (AM) is a major component of the global climate system, affecting the lives of four billion people.
  Use of B and Li isotopes to better understand the fate of lithium in crustal environments
  Prof S Roberts, Prof R Herrington, Prof M Palmer
Application Deadline: 3 January 2020

Funding Type

PhD Type

Project Rationale. Lithium is vital to the production of rechargeable batteries used in a range of products from grid backups to electric vehicles to mobile phones.
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