Dr Josh Dean
BSc, PhD
Expertise
Joshua's research is at the intersection of hydrology and elemental biogeochemistry. He works to quantify the source, transformation and flow of carbon through the land-to-ocean aquatic continuum, with a focus on methane.
Current positions
Associate Professor in Biogeochemistry
School of Geographical Sciences
Contact
Press and media
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Biography
Josh is a UKRI Future Leaders Fellow and Associate Professor in Biogeochemistry at the University of Bristol. Originally from New Zealand, Josh has enjoyed working in many fieldwork locations including the East Siberian Arctic, Northwest Canadian Arctic, the Yucatán Peninsula, southeast Australia, and across the UK and Europe. Josh received his BSc (Hons) in Geography from Massey University in New Zealand, and his PhD in Hydrogeology from La Trobe University in Australia.
Research interests
Projects and supervisions
Research projects
Monitoring river metabolism to assess ecosystem services (BREATHE)
Principal Investigator
Managing organisational unit
School of Geographical SciencesDates
01/04/2025 to 31/03/2028
Exchange program on carbon cycling and its controlling mechanism in aquatic system
Principal Investigator
Managing organisational unit
School of Geographical SciencesDates
31/03/2024 to 30/03/2026
Topic B: The Enigma of the Soil Hydrogen Sink Variability [ELGAR]
Principal Investigator
Managing organisational unit
School of Geographical SciencesDates
11/11/2022 to 10/11/2024
NI: CONFLUENCE - Disentangling the role of rivers as greenhouse gas conduits
Principal Investigator
Managing organisational unit
School of Geographical SciencesDates
01/04/2022 to 30/11/2022
8089 UKRI FLF - Finding and fixing gas leaks: Using urban waterways to halt the global rise in methane emissions
Principal Investigator
Managing organisational unit
School of Geographical SciencesDates
01/03/2022 to 28/02/2026
Thesis supervisions
Publications
Selected publications
05/06/2025Old carbon routed from land to the atmosphere by global river systems
Nature
Future directions for river carbon biogeochemistry observations
Nature Water
Peatland pools are tightly coupled to the contemporary carbon cycle
Global Change Biology
Recent publications
05/06/2025Old carbon routed from land to the atmosphere by global river systems
Nature
A TIME-INTEGRATED SAMPLER for RADIOCARBON ANALYSIS of AQUATIC METHANE
Radiocarbon
Peatland pools are tightly coupled to the contemporary carbon cycle
Global Change Biology
System‐Wide Greenhouse Gas Emissions From Mountain Reservoirs Draining Permafrost Catchments on the Qinghai‐Tibet Plateau
Global Biogeochemical Cycles
Wastewater discharges and urban land cover dominate urban hydrology signals across England and Wales
Environmental Research Letters
Related people
Professor Matthias Egger
Professor of Clinical Epidemiology
Bristol Medical School (PHS)
Dr Gemma Coxon
Associate Professor in Hydrology
School of Geographical Sciences
Dr Yanchen Zheng
Research Associate in Catchment Modelling
School of Civil, Aerospace and Design Engineering
Mr Ove Meisel
Research Associate
School of Geographical Sciences