- E-mailingo.bethke@uib.no
- Phone+47 55 58 38 23
- Visitor AddressAllégaten 705007 Bergen
- Postal AddressPostboks 78035020 Bergen
Academic article
- (2023). Riverine impact on future projections of marine primary production and carbon uptake. Biogeosciences. 93-119.
- (2022). WMO Global Annual to Decadal Climate Update A Prediction for 2021-25. Bulletin of The American Meteorological Society - (BAMS). E1117-E1129.
- (2022). Impact of initialization methods on the predictive skill in NorCPM: an Arctic–Atlantic case study. Climate Dynamics. 20 pages.
- (2022). Attribution of multi-annual to decadal changes in the climate system: The Large Ensemble Single Forcing Model Intercomparison Project (LESFMIP). Frontiers in Climate.
- (2021). Relating model bias and prediction skill in the equatorial Atlantic. Climate Dynamics. 2617-2630.
- (2021). Propagation of Thermohaline Anomalies and Their Predictive Potential along the Atlantic Water Pathway. Journal of Climate. 2111-2131.
- (2021). Potential Influences of Volcanic Eruptions on Future Global Land Monsoon Precipitation Changes. Earth's Future. 14 pages.
- (2021). Pacific contribution to decadal surface temperature trends in the Arctic during the twentieth century. Climate Dynamics. 3223-3243.
- (2021). NorCPM1 and its contribution to CMIP6 DCPP. Geoscientific Model Development. 7073-7116.
- (2021). Evaluating the biological pump efficiency of the Last Glacial Maximum ocean using d13C. Climate of the Past. 753-774.
- (2020). The Change in the ENSO Teleconnection under a Low Global Warming Scenario and the Uncertainty due to Internal Variability. Journal of Climate. 4871-4889.
- (2020). Overview of the Norwegian Earth System Model (NorESM2) and key climate response of CMIP6 DECK, historical, and scenario simulations. Geoscientific Model Development. 6165-6200.
- (2020). Ocean biogeochemistry in the Norwegian Earth System Model version 2 (NorESM2). Geoscientific Model Development. 2393-2431.
- (2020). Ocean Biogeochemical Predictions—Initialization and Limits of Predictability. Frontiers in Marine Science.
- (2020). North Atlantic climate far more predictable than models imply. Nature.
- (2019). Limiting global warming to 1.5 °C will lower increases in inequalities of four hazard indicators of climate change. Environmental Research Letters.
- (2019). Impact of ocean and sea ice initialisation on seasonal prediction skill in the Arctic. Journal of Advances in Modeling Earth Systems. 4147-4166.
- (2019). Equilibrium simulations of Marine Isotope Stage 3 climate. Climate of the Past. 1133-1151.
- (2019). Description and evaluation of NorESM1-F: a fast version of the Norwegian Earth System Model (NorESM). Geoscientific Model Development. 343-362.
- (2019). Arctic amplification under global warming of 1.5 and 2 °C in NorESM1-Happi. Earth System Dynamics (ESD). 569-598.
- (2018). Robust changes in tropical rainy season length at 1.5°C and 2°C. Environmental Research Letters. 1-13.
- (2018). Pacific contribution to the early twentieth-century warming in the Arctic. Nature Climate Change. 793-797.
- (2018). Optimising assimilation of sea ice concentration in an Earth system model with a multicategory sea ice model. Tellus A: Dynamic Meteorology and Oceanography. 1-23.
- (2018). Midlatitude atmospheric circulation responses under 1.5°C and 2.0°C warming and implications for regional impacts. Earth System Dynamics (ESD). 359-382.
- (2018). Impacts of half a degree additional warming on the Asian summer monsoon rainfall characteristics. Environmental Research Letters. 1-11.
- (2018). Global Freshwater availability below normal conditions and population impact under 1.5°C and 2°C stabilization scenarios. Geophysical Research Letters. 9803-9813.
- (2018). A production-tagged aerosol module for earth system models, OsloAero5.3-extensions and updates for CAM5.3-Oslo. Geoscientific Model Development. 3945-3982.
- (2017). Sea-ice free Arctic contributes to the projected warming minimum in North Atlantic. Environmental Research Letters. 1-8.
- (2017). Potential volcanic impacts on future climate variability. Nature Climate Change. 799-805.
- (2017). Optimising assimilation of hydrographic profiles into isopycnal ocean models with ensemble data assimilation. Ocean Modelling. 33-44.
- (2017). Northern North Atlantic sea level in CMIP5 climate models – evaluation of mean state, variability and trends against altimetric observations. Journal of Climate. 9383-9398.
- (2017). Half a degree additional warming, prognosis and projected impacts (HAPPI): Background and experimental design. Geoscientific Model Development. 571-583.
- (2017). Ensemble data assimilation for ocean biogeochemical state and parameter estimation at different sites. Ocean Modelling. 65-89.
- (2017). Causes of the large warm bias in the Angola–Benguela Frontal Zone in the Norwegian Earth System Model. Climate Dynamics. 1-20.
- (2016). The offline Lagrangian particle model FLEXPART-NorESM/CAM (v1): Model description and comparisons with the online NorESM transport scheme and with the reference FLEXPART model. Geoscientific Model Development. 4029-4048.
- (2016). Flow-dependent assimilation of sea surface temperature in isopycnal coordinates with the Norwegian climate prediction model . Tellus A: Dynamic Meteorology and Oceanography.
- (2016). Evaluation of NorESM-OC (versions 1 and 1.2), the ocean carbon-cycle stand-alone configuration of the Norwegian Earth System Model (NorESM1). Geoscientific Model Development. 2589-2622.
- (2015). Investigating the recent apparent hiatus in surface temperature increases: 2. Comparison of model ensembles to observational estimates. Journal of Geophysical Research (JGR): Atmospheres. 8597-8620.
- (2015). Investigating the recent apparent hiatus in surface temperature increases: 1. Construction of two 30-member Earth System Model ensembles. Journal of Geophysical Research (JGR): Atmospheres. 8575-8596.
- (2014). Seasonal-to-decadal predictions with the ensemble kalman filter and the Norwegian earth System Model: A twin experiment. Tellus A: Dynamic Meteorology and Oceanography.
- (2014). Mechanism on how the spring arctic sea ice impacts the East Asian summer monsoon. Theoretical and Applied Climatology. 107-119.
- (2013). The Norwegian Earth System Model, NorESM1-M - Part 2: Climate response and scenario projections. Geoscientific Model Development. 389-415.
- (2013). The Norwegian Earth System Model, NorESM1-M - Part 1: Description and basic evaluation of the physical climate. Geoscientific Model Development. 687-720.
- (2012). Pre-industrial and mid-Pliocene simulations with NorESM-L. Geoscientific Model Development. 523-533.
- (2012). Early Eocene Asian climate dominated by desert and steppe with limited monsoons. Journal of Asian Earth Sciences. 24-35.
- (2012). Can we use ice sheet reconstructions to constrain meltwater for deglacial simulations? Paleoceanography. 17 pages.
- (2011). Tropical seaways played a more important role than high latitude seaways in Cenozoic cooling. Climate of the Past. 801-813.
- (2010). Bergen Earth system model (BCM-C): model description and regional climate-carbon cycle feedbacks assessment. Geoscientific Model Development. 123-141.
- (2009). Simulated pre-industrial climate in Bergen Climate Model (version 2): model description and large-scale circulation features. Geoscientific Model Development. 507-549.
- (2009). Bergen earth system model (BCM- C): model description and regional climate-carbon cycle feedbacks assessment. Geoscientific Model Development. 845-887.
- (2006). Towards a more saline North Atlantic and a fresher Arctic under global warming. Geophysical Research Letters. L21712.
Report
- (2010). D4.1-16 - Potential predictability of long-term anomalies from ensemble integrations with the global model BCM. .
Lecture
- (2023). NorCPM – status and plans for CMIP7.
- (2021). Towards contributing seasonal forecasts to the Copernicus Climate Change Service with NorCPM.
- (2020). NorCPM operational forecast system.
- (2019). The role of model bias for prediction skill and methods to constrain it.
- (2019). Status of climate prediction and future challenges: a perspective from Norway.
- (2019). Recent developments of the Norwegian Climate Prediction Model for seasonal to decadal predictions.
- (2019). NorESM data workflow.
- (2019). Investigating the ENSO teleconnection response to global warming using a multi-model large-ensemble experiment.
- (2019). Enhancing the skill of dynamical climate prediction: Avenue explored with the NorCPM.
- (2019). Biogeochemical Predictions - Initialization and Sources of Potential Predictability.
- (2019). Biogeochemical Predictions - An update from Bergen.
- (2018). Enhanced skill of dynamical prediction in the Arctic.
- (2018). Dynamical climate predictions at the Bjerknes Center.
- (2018). Development and current S2D prediction skill of the Norwegian Climate Prediction Model .
- (2018). CMOR post-processing of NorESM output – CMIP5 & CMIP6.
- (2016). Reanalysis and climate prediction with the Norwegian Climate Prediction Model .
- (2016). Reanalysis and climate prediction with the Norwegian Climate Prediction Model .
- (2016). NorESM simulations for HAPPI - status and plans.
- (2016). Flow dependent assimilation of SST in isopycnal coordinate with the NorCPM.
- (2016). CPU and storage resources.
- (2015). Norwegian Climate Prediction Model (NorCPM) - getting ready for CMIP6 DCPP.
- (2015). CMOR post-processing of NorESM output.
Popular scientific lecture
- (2008). Ocean acidification from increasing CO2: ecological consequences and climate feedbacks.
Academic lecture
- (2023). Atmospheric circulation key driver of observed regional sea level change.
- (2022). Skillful Prediction of Barents Sea Phytoplankton Concentration.
- (2022). Sea Level Projection and Reconstruction Unit (SeaPR) highlight talk: Regional sea-level change attribution with NorESM experiments.
- (2021). Relating model bias and prediction skill in the equatorial Atlantic.
- (2021). Propagation of Thermohaline Anomalies and their predictive potential in the Northern North Atlantic.
- (2021). Incorporating missing volcanic impacts into future climate impact assessments .
- (2021). Incorporating missing volcanic impacts into future climate impact assessments.
- (2020). Approaches to reduce model biases and initialize high-resolution climate models.
- (2019). Norwegian Climate Prediction Model (NorCPM).
- (2019). NorESM User Workshop.
- (2019). NorCPM1 and its contribution to CMIP6 DCPP.
- (2019). Assessing the contribution of ocean and sea ice initialization for seasonal prediction in the Arctic.
- (2019). Approaches to reduce model bias and improve climate predictions.
- (2018). Visualization of uncertainty in climate projections imposed by volcanic activity .
- (2018). Tropical Atlantic model error and regional projections of climate change.
- (2018). Towards including volcanic effects in future climate impact assessments.
- (2018). Subtropical North Atlantic preconditioning key to skilful subpolar gyre prediction.
- (2018). Sensitivity of high-latitude ENSO teleconnection to global warming.
- (2018). Seasonal prediction skill in the tropical Atlantic using anomaly coupling.
- (2018). Robust changes in tropical rainy season length at 1.5°C.
- (2018). Potential volcanism in future climate impact assessment.
- (2018). Pacific contribution to the early 20th century warming in the Arctic.
- (2018). Optimised assimilation of sea ice concentration and its implications for climate prediction.
- (2018). Optimised assimilation of sea ice concentration and implications for climate prediction.
- (2018). Norwegian Climate Prediction Model.
- (2018). Can we use flow dependent assimilation with a high resolution Earth System Model ?
- (2017). Pacific contribution to the early 20th century warming in the Arctic.
- (2017). Pacific contribution to the early 20th century warming in the Arctic.
- (2017). Optimising assimilation of sea ice concentration in a fully coupled Earth system model with a multicategory sea ice model.
- (2017). Lecture on optimising the assimilation of sea ice concentration in a fully coupled Earth system model with a multicategory sea ice model.
- (2017). Hexagon@University of Bergen, Norway.
- (2017). Data assimilation of sea ice within NorCPM.
- (2017). Data assimilation of sea ice - investigating key strategies in an Earth system model with a multi-category sea ice model.
- (2017). Climate prediction with the Norwegian model NorCPM.
- (2017). Climate prediction with NorCPM.
- (2017). Assimilation of sea ice within the Norwegian Climate Prediction Model (keynote).
- (2017). A role for volcanoes in future climate assessments?
- (2016). Norwegian Earth System Model (NorESM) preparing for CMIP6.
- (2016). Mid-Pliocene simulations with the new version of the Norwegian Earth System Model.
- (2016). From CMIP5 to CMIP6: New developments for the ocean biogeochemistry module of NorESM.
- (2016). Data assimilation of sea ice within the Norwegian Climate Prediction Model.
- (2016). Assimilating sea ice in the Norwegian Climate Prediction Model.
- (2015). The Indian Summer Monsoon and Atlantic Multi-decadal variability.
- (2015). Investigating the role of the Atlantic and Pacific in the early 20th century warming.
- (2015). Computational status/challenges.
- (2014). Seasonal-to-decadal prediction with NorCPM.
- (2014). Seasonal to decadal prediction with NorCPM.
- (2014). Seasonal to decadal prediction with NorCPM.
- (2013). Seasonal-decadal prediction with the EnKF and NorESM: a twin experiment.
- (2013). Seasonal-decadal prediction with the EnKF and NorESM: a twin experiment.
- (2012). Seasonal-decadal prediction with the EnKF and NorESM.
- (2012). Estimates of Construction-Related Parameters and Extremes in Bergen-Hardanger Region. Climate change detection, assessment of trends, variability and extremes.
- (2012). Estimates of Construction-Related Climate Parameters and Extremes in Bergen-Hardanger Region.
- (2011). When enough is not enough: the Einfrastructure challenges in Climate Research.
- (2011). Was AMOC stronger in the Mid-Pliocene, simulation with NorESM.
- (2011). Transient simulations of the last deglaciation: can we use ice sheet reconstructions to constrain meltwater discharge?
- (2011). Simulating the climate from paleocene to present-daz and beyond: Challenges in climate modelling.
- (2011). Overturning simulation in the Cenozoic with NorESM.
- (2011). Obtain high resolution climate information by regional climate simulation for Bergen-Hardanger region.
- (2011). Middle Pliocene simulation with NorESM-L.
- (2011). Middle Pliocene simulation with NorESM.
- (2010). Transient Simulations of the Last Deglaciation.
- (2010). Transient Climate Simulations of the Last Deglaciation".
- (2010). Ocean acidification response to surface ocean conditioning and transport - processes influencing anthropogenic carbon change in the Arctic and Southern oceans.
- (2009). The role of Tethys Seaway in Cenozic climate.
- (2009). Did the opening of the Drake Passage play a significant role in Cenozoic cooling?
- (2009). Cenozoic cooling and the role of tropical seaways as a trigger for Antarctic glaciation.
- (2008). Overview of Bergen Earth system model.
- (2008). A first interactive carbon cycle climate run based on BCM.
- (2007). Projected changes in the climate of the Barents Sea region in the 21st century.
- (2006). Cetennial Nordic Seas ocean acidification, aragonite saturation, pelagic calcifiers and cold water reefs.
- (2006). Centennial High Latitude Ocean Acidification.
- (2005). Atlantic ocean circulation.
- (2004). On the recent time history and forcing of the inflow of Atlantic Water to the Arctic Mediterranean.
Thesis at a second degree level
- (2004). Simulated Mass, Heat and Freshwater Budgets of the Arctic Mediterranean - Present and Future.
Popular scientific article
- (2007). Varmare enn venta. Hubro. Magasin for Universitetet i Bergen. 10-11.
Doctoral dissertation
- (2012). Contrasting the roles of freshwater and sea ice changes in transient climates.
Programme participation
- (2007). To scenarier for global oppvarming.
- (2007). Se orkanen Katrina.
Abstract
- (2004). On the recent time history and forcing of the inflow of Atlantic Water to the Arctic Mediterranean. The ACIA International Symposium on Climate Change in the Arctic.
Poster
- (2022). Pacific contribution to decadal surface temperature trends during the 20th century .
- (2021). Seasonal prediction in northern Atlantic Ocean and Norwegian Seas.
- (2021). Predictability of Barents Sea Phytoplankton Concentration.
- (2021). Coupled reanalyses of NorCPM1 contributed to CMIP6 DCPP.
- (2020). Ocean Biogeochemical Predictions.
- (2019). Sensitivity of decadal climate predictions in the North Atlantic to anomaly initialisation choices.
- (2019). Investigating the ENSO teleconnection response to global warming using a multi-model large-ensemble experiment.
- (2019). How does the atmospheric ENSO teleconnection change with global warming?
- (2018). Seasonal-to-decadal prediction with the Norwegian Climate Prediction Model.
- (2018). Sea-ice free Arctic contributes to the projected warming minimum in the North Atlantic.
- (2018). Relating model bias and prediction skill in the tropical Atlantic.
- (2018). Pacific contribution to the early 20th century warming in the Arctic.
- (2018). Improved seasonal projection of regional ocean biogeochemical States through Ensemble data assimila0on.
- (2018). Impacts of half a degree additional warming on the Asian monsoon rainfall and extremes.
- (2018). Assimilation of sea ice in an Earth system model and its impacts for climate prediction .
- (2018). Assimilation of sea ice in an Earth system model and its impacts for climate prediction.
- (2018). Assimilation of sea ice in an Earth system model and impacts for climate prediction.
- (2018). Assimilation of sea ice in an Earth system model.
- (2018). Assessing the impacts of mid-latitude circulation changes under +1.5ºC and +2ºC warming.
- (2018). A minimalistic damped harmonic oscillator framework for assessing decadal climate predictability in the Subpolar North Atlantic.
- (2017). Volcanic eruptions cast shadow over monsoon precipitation and water availability: assessing the risks arising from future eruptions on low-latitude hydroclimate with the help of polar ice cores.
- (2017). Simulating the climate of Marine Isotope Stage 3.
- (2017). NorESM simulations of Marine Isotope Stage 3 climates.
- (2017). Glacial and interglacial simulations with NorESM BCCR fast version.
- (2017). Assessing the impacts of mid-latitude circulation changes under +1.5ºC and +2ºC warming.
- (2016). What role for volcanoes in future climate projections?
- (2016). Volcanic impact on future climate projections.
- (2016). Investigating the Role of the Atlantic and Pacific in the Early 20th Century Warming.
- (2012). Pre-indistrial and mid-Pliocene simulations with NorESM-L.
- (2012). Estimates of Construction-Related Parameters and Extremes in Bergen-Hardanger Region.
- (2012). Climate dynamics during the deglaciation of the North-Atlantic region.
- (2012). Climate change impact on ocean acidification as modelled by three Earth system models.
- (2012). Can we use ice sheet reconstructions to constrain meltwater for deglacial simulations?
- (2011). The ocean component of the Norwegian Earth System Model.
- (2010). Cenozoic cooling and the role of tropical seaways as a trigger for Antarctic glaciation.
- (2009). Regional variability of anthropogenic carbon transport in the ocean - views from the surface and the deep.
- (2009). Recent progress in Earth System modeling in Norway: The global carbon cycle.
- (2009). Assessment of regional climate-carbon cycle feedbacks using the Bergen earth system model.
- (2008). Potential future changes in ocean acidity using an earth system model.
- (2008). Analysis of global and regional carbon uptake by land and ocean using an earth system modeling approach.
- (2004). Changes in 21th century Arctic sea ice cover simulated in a multi-member ensemble with the Bergen Climate Model.
Chapter
- (2016). Assessing the role of volcanoes in future climate prediction. . In:
- (2016). Climatology of the high latitudes. Extended proceedings of the joint GCR and PEEX workshop at NERSC 29.09.2015. 366. 366. .
More information in national current research information system (CRIStin)