Challenges and prospects in ocean circulation models

B Fox-Kemper, A Adcroft, CW Böning… - Frontiers in Marine …, 2019 - frontiersin.org
We revisit the challenges and prospects for ocean circulation models following Griffies et al..
Over the past decade, ocean circulation models evolved through improved understanding …

Risk of tipping the overturning circulation due to increasing rates of ice melt

J Lohmann, PD Ditlevsen - Proceedings of the National …, 2021 - National Acad Sciences
Central elements of the climate system are at risk for crossing critical thresholds (so-called
tipping points) due to future greenhouse gas emissions, leading to an abrupt transition to a …

Multistability and intermediate tipping of the Atlantic Ocean circulation

J Lohmann, HA Dijkstra, M Jochum, V Lucarini… - Science …, 2024 - science.org
Tipping points (TP) in climate subsystems are usually thought to occur at a well-defined,
critical forcing parameter threshold, via destabilization of the system state by a single …

Oceanbench: The sea surface height edition

JE Johnson, Q Febvre, A Gorbunova… - Advances in …, 2023 - proceedings.neurips.cc
The ocean is a crucial component of the Earth's system. It profoundly influences human
activities and plays a critical role in climate regulation. Our understanding has significantly …

[PDF][PDF] mpi4jax: Zero-copy MPI communication of JAX arrays

D Häfner, F Vicentini - Journal of Open Source Software, 2021 - joss.theoj.org
The tensor framework JAX (Bradbury et al., 2018) combines expressivity and performance
while retaining an accessible pure Python interface. Expressivity is achieved by treating …

Ice core evidence for major volcanic eruptions at the onset of Dansgaard–Oeschger warming events

J Lohmann, A Svensson - Climate of the Past, 2022 - cp.copernicus.org
While a significant influence of volcanic activity on Holocene climate is well-established, an
equally prominent role of major eruptions in the climate variability and regime shifts during …

[HTML][HTML] The role of conceptual models in climate research

HA Dijkstra - Physica D: Nonlinear Phenomena, 2024 - Elsevier
Climate variability occurs on a multitude of temporal and spatial scales and the associated
phenomena are studied using observations and a hierarchy of climate models. The aim of …

Fast, cheap, and turbulent—Global ocean modeling with GPU acceleration in python

D Häfner, R Nuterman… - Journal of Advances in …, 2021 - Wiley Online Library
Even to this date, most earth system models are coded in Fortran, especially those used at
the largest compute scales. Our ocean model Veros takes a different approach: it is …

High-level GPU code: a case study examining JAX and OpenMP.

N Demeure, T Kisner, R Keskitalo, R Thomas… - Proceedings of the SC' …, 2023 - dl.acm.org
In recent years, a new scientific software design pattern has emerged, pairing a Python
interface with high-performance kernels in lower-level languages. The rise of general …

Cloud enabling educational platforms with corc

R Munk, D Marchant, B Vinter - CTE Workshop Proceedings, 2021 - acnsci.org
In this paper, it is shown how teaching platforms at educational institutions can utilize cloud
platforms to scale a particular service, or gain access to compute instances with accelerator …