I am a research professor in the Earth System group at NORCE Climate & Environment and a member of the Bjerknes Centre for Climate Research. The objective of my research is to apply Earth system models and observations to advance our understanding and prediction of anthropogenic climate change; to model large scale ocean biogeochemical cycle and its interactions and feedback to the climate system from interannual to centennial time scales; to quantify the dominant internal climate variability and elucidating how they are affected by external forcings,such as carbon dioxide, volcanic eruptions, and large scale geoengineering; to determine and attribute sources of uncertainties leading to the large spread in climate models; to use observations and various statistical metrics to constraint and characterize model uncertainties and minimize projection errors. I am part of the Norwegian Earth System Model consortium and coordinate the development and maintenance of the ocean carbon cycle component.
Jerry Tjiputra
Research Professor
jetj@norceresearch.no
+47 56 10 75 59
Jahnebakken 5, 5007 Bergen, Norway

Division
Climate & Environment
Research themes
Research Groups
More information about Jerry
Projects
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Academic articleDivergent impacts of climate interventions on China’s north-south water divide– Communications Earth & Environment 2025
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Academic articleMarine ecosystem role in setting up preindustrial and future climate– Nature Communications 2025
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Academic articleSedimentary CaCO3 constraints on the Equatorial and South Pacific deep circulation during the Holocene and LGM– Quaternary Science Reviews 2025
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Academic articleDegrees of reversibility of ocean deoxygenation in an atmospheric carbon dioxide removal scenario– Environmental Research Letters 2025
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Academic articleA Novel Ensemble-Based Parameter Estimation for Improving Ocean Biogeochemistry in an Earth System Model– Journal of Advances in Modeling Earth Systems 2025
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Academic articleCarbon cycle feedbacks in an idealized simulation and a scenario simulation of negative emissions in CMIP6 Earth system models– Biogeosciences 2024
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Academic articleRadiative forcing geoengineering causes higher risk of wildfires and permafrost thawing over the Arctic regions– Communications Earth & Environment 2024
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Academic articleAssessing the tropical Atlantic biogeochemical processes in the Norwegian Earth System Model– Biogeosciences 2024
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Academic articleMachine learning reveals regime shifts in future ocean carbon dioxide fluxes inter-annual variability– Communications Earth & Environment 2024
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Academic articleAERA-MIP: emission pathways, remaining budgets, and carbon cycle dynamics compatible with 1.5 and 2 °C global warming stabilization– Earth System Dynamics (ESD) 2024
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Conference lectureImpacts of solar geoengineering on marine system– Korea-Norway exchange workshop 2024
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Conference lectureNon-intuitive contrast between Ninos-driven CO2 flux variability and long term changes in the tropical Atlantic and Pacific– EGU General Assembly 2024 2024
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Conference lectureDigital twins of the Norwegian fjords: a decision support system– NORCE Climate and Environment conference 2024
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Conference lectureMachine learning to constrain future ocean CO2 fluxes– CE2COAST final meeting 2024 2024
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Conference lectureESMValTool-based validation and evaluation toolkit for ocean performance– CMCC-NorESM joint workshop 2024
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Conference lectureUncertainties in ocean biogeochemical projections and how to constrain them– CLIVAR and FIO summer school 2024
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Conference lectureContrasting trends of marine bromoform emissions in a future climate– EGU General Assembly 2024
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Academic articleMore Frequent Abrupt Marine Environmental Changes Expected– Geophysical Research Letters 2024
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Academic articleAn Assessment of CO2 Storage and Sea-Air Fluxes for the Atlantic Ocean and Mediterranean Sea Between 1985 and 2018– Global Biogeochemical Cycles 2024
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Conference lectureCE2COAST: Case Study 7: Norway.– Norkyst Working Group meeting 2024
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Academic articleSimulations of ocean deoxygenation in the historical era: insights from forced and coupled models– Frontiers in Marine Science 2023
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Academic articleIrreversible loss in marine ecosystem habitability after a temperature overshoot– Communications Earth & Environment 2023
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Academic articleAn along-Track Biogeochemical Argo modelling framework: A case study of model improvements for the Nordic seas– Geoscientific Model Development 2023
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Conference lectureMultiyear phytoplankton predictability in the Barents Sea– The Arctic Science Summit Week 2023
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Academic articleEarly detection of anthropogenic climate change signals in the ocean interior– Scientific Reports 2023
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Academic articleGlobal Surface Ocean Acidification Indicators From 1750 to 2100– Journal of Advances in Modeling Earth Systems 2023
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Conference lectureConstraining ocean carbon sink projections in CMIP6 models– EGU 2023 2023
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Academic articleThe representation of alkalinity and the carbonate pump from CMIP5 to CMIP6 Earth system models and implications for the carbon cycle– Biogeosciences 2023
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Conference lectureResponse of the ENSO-driven CO2 flux variability in the equatorial Pacific under high-warming scenario– EGU 2023 2023
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Academic articlePhytoplankton abundance in the Barents Sea is predictable up to five years in advance– Communications Earth & Environment 2023
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Academic articleA Regime View of ENSO Flavors Through Clustering in CMIP6 Models– Earth's Future 2023
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Conference lectureGlobal and regional marine bromoform emissions in a fully coupled ocean-atmosphere-model– EGU General Assembly 2023 2023
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Academic articleKey physical processes and their model representation for projecting climate impacts on subarctic Atlantic net primary production: A synthesis– Progress in Oceanography 2023
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Conference lectureAn assessment of CO2 storage and sea-air fluxes of the Atlantic Ocean and Mediterranean Sea between 1985 and 2018– EGU 2023 2023
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Academic articleTrivial gain of downscaling in future projections of higher trophic levels in the Nordic and Barents Seas– Fisheries Oceanography 2023
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Academic articleRiverine impact on future projections of marine primary production and carbon uptake– Biogeosciences 2023
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Academic articleSeasonal Variability of the Surface Ocean Carbon Cycle: A Synthesis– Global Biogeochemical Cycles 2023
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Conference lectureLessons from COVID-19 emission reduction simulations with NorESM2– CACTI (Composition Air quality Climate inTeractions Initiative) workshop 2023 2023
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Academic articleAdded value of a regional coupled model: the case study for marine heatwaves in the Caribbean– Climate Dynamics 2023
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Conference lectureEarth system model at regional scale– CE2COAST Annual meeting 2023 2023
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Conference lectureTropical Atlantic: a hotspot for early detectable and long-lasting anthropogenic changes in ocean interior– PIRATA Conf. &TRIATLAS GA 2023
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Conference lectureOptimized observing network to detect anthropogenic signals in the ocean: insights from model projections– WCRP Open Science Conference 2023 2023
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Conference lectureProfound impact of SRM on the marine system– 17th ASLLA Symposium 2023
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Conference lectureGulf Stream and Deep Western Boundary Currents are key to constrain the future North Atlantic Carbon Uptake– EGU General Assembly 2022 2022
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Conference lectureMarine heat waves: The added value of a high resolution, coupled atmosphere-ocean regional climate model– EGU General Assembly 2022 2022
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Academic articleStratification constrains future heat and carbon uptake in the Southern Ocean between 30°S and 55°S– Nature Communications 2022
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Academic articleAcidification of the Nordic Seas– Biogeosciences 2022
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Research reportTrender i havforsuring og antropogent karbon i de nordiske hav, Nordsjøen og Skagerrak– NORCE Norwegian Research Centre 2022
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Conference lectureDetection timescale of anthropogenic climate change signals in the global ocean– EGU 2022 2022
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Conference lectureCarbon cycle feedbacks in an idealized and a scenario simulation of carbon dioxide removal in CMIP6 Earth system models– EGU General Assembly 2022
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Conference lectureGulf Stream and Deep Western Boundary Currents are key to constrain the future North Atlantic Carbon Uptake– EGU General Assembly 2022 2022
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Conference lectureEarth system model at regional scale– CE2COAST annual meeting 2022 2022
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Conference lectureDeveloping a high resolution coupled ocean-atmospheric model to understand reef fish distribution in the Eastern Tropical Pacific in the present and future climate– EGU General Assembly 2022
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Academic articleBiogeochemical timescales of climate change onset and recovery in the North Atlantic interior under rapid atmospheric CO2 forcing– Journal of Geophysical Research (JGR): Oceans 2022
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Academic articleEstimation of Ocean Biogeochemical Parameters in an Earth System Model Using the Dual One Step Ahead Smoother: A Twin Experiment– Frontiers in Marine Science 2022
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Academic articleContrasting projections of the ENSO-driven CO2 flux variability in the equatorial Pacific under high-warming scenario– Earth System Dynamics (ESD) 2022
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Conference lectureKey physical processes for evaluating climate impacts on subarctic primary production– Bjerknes Center for Climate Research annual meeting 2021 2021
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Academic articleCompatible fossil fuel CO2 emissions in the CMIP6 Earth system models’ historical and shared socioeconomic pathway experiments of the twenty-first century– Journal of Climate 2021
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Conference lectureIntegrated perspective of solar geoengineering impacts on the Earth’s biosphere– American Association for the Advancement of Science annual meeting 2021 2021
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Academic articleThe response of terrestrial ecosystem carbon cycling under different aerosol-based radiation management geoengineering– Earth System Dynamics (ESD) 2021
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Academic articleA quantitative review of abundance-based species distribution models– Ecography 2021
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Academic articleOn the sedimentary carbonate accumulation and dissolution in Western Pacific marginal basins– Limnology and Oceanography 2021
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Conference lectureMarine heatwaves – the added value from regional models– REEF-FUTURES Postdoc Meeting August 2021 2021
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Conference lectureEarth system models at regional scale– CE2COAST annual meeting 2021 2021
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Conference lectureSkill assessment of a pan-Arctic downscaling ocean biogeochemical model (A20)– CE2COAST workshop M3.2 2021
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Academic articleNorCPM1 and its contribution to CMIP6 DCPP– Geoscientific Model Development 2021
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Academic articleThe Climate Response to Emissions Reductions Due to COVID-19: Initial Results From CovidMIP– Geophysical Research Letters 2021
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Conference lectureModeling the Eastern Tropical Pacific with COAWST, a coupled atmosphere-ocean model– Easmo consortium worshop 2021
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Conference lectureEfficient carbon drawdown allows for a high future carbon uptake in the North Atlantic– EGU General Assembly 2021 2021
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Conference lectureSouthern Hemisphere jet stream: emergent constraints on future shift in zonally varying framework– EGU General Assembly 2020 2020
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Academic articleOverview of the Norwegian Earth System Model (NorESM2) and key climate response of CMIP6 DECK, historical, and scenario simulations– Geoscientific Model Development 2020
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Academic articleOcean Biogeochemical Predictions—Initialization and Limits of Predictability– Frontiers in Marine Science 2020
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Academic articleTwenty-first century ocean warming, acidification, deoxygenation, and upper-ocean nutrient and primary production decline from CMIP6 model projections– Biogeosciences 2020
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Academic articleDynamics of spontaneous (multi) centennial‐scale variations of the Atlantic meridional overturning circulation strength during the last interglacial– Paleoceanography and Paleoclimatology 2020
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Academic articleOcean biogeochemistry in the Norwegian Earth System Model version 2 (NorESM2)– Geoscientific Model Development 2020
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Conference lectureStrength and reversibility of the ocean carbon sink under negative emissions– EGU 2020 2020
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Conference lectureOn the Potential of the Southern Ocean Biological Pump to Maintain the Ocean Carbon Sink under Negative Emissions– Ocean Sciences 2020 2020