Theoretical tools for understanding the climate crisis from Hasselmann's programme and beyond

V Lucarini, MD Chekroun - Nature Reviews Physics, 2023 - nature.com
Klaus Hasselmann's revolutionary intuition in climate science was to use the stochasticity
associated with fast weather processes to probe the slow dynamics of the climate system …

[HTML][HTML] Optimal parameterizing manifolds for anticipating tipping points and higher-order critical transitions

MD Chekroun, H Liu, JC McWilliams - Chaos: An Interdisciplinary …, 2023 - pubs.aip.org
A general, variational approach to derive low-order reduced models from possibly non-
autonomous systems is presented. The approach is based on the concept of optimal …

[HTML][HTML] Effective reduced models from delay differential equations: Bifurcations, tipping solution paths, and ENSO variability

MD Chekroun, H Liu - Physica D: Nonlinear Phenomena, 2024 - Elsevier
Conceptual delay models have played a key role in the analysis and understanding of El
Niño-Southern Oscillation (ENSO) variability. Based on such delay models, we propose in …

[PDF][PDF] Hasselmann's program and beyond: New theoretical tools for understanding the climate crisis

V Lucarini, M Chekroun - arXiv preprint arXiv:2303.12009, 2023 - researchgate.net
Klaus Hasselmann's revolutionary intuition was to take advantage of the stochasticity
associated with fast weather processes to probe the slow dynamics of the climate system …

Non-Markovian Reduced Models to Unravel Transitions in Non-equilibrium Systems

MD Chekroun, H Liu, JC McWilliams - arXiv preprint arXiv:2408.13428, 2024 - arxiv.org
This work proposes a general framework for capturing noise-driven transitions in spatially
extended non-equilibrium systems and explains the emergence of coherent patterns beyond …

Equations discovery of organized cloud fields: Stochastic generator and dynamical insights

MD Chekroun, T Dror, O Altaratz, I Koren - arXiv preprint arXiv:2304.12199, 2023 - arxiv.org
The emergence of organized multiscale patterns resulting from convection is ubiquitous,
observed throughout different cloud types. The reproduction of such patterns by general …

[引用][C] Analysis, control and inverse problems in climate sciences Special Session B25

M Ghil - 2024