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Showing 1–7 of 7 results
Advanced filters: Author: Timo Vihma Clear advanced filters

  • Weather persistence, in terms of duration of surface-air temperature anomalies across all weather types and seasons in Northern Hemisphere mid-latitudes, has increased in recent decades due to Arctic temperature amplification, according to a study analysing reanalysis data.

    • Rune Grand Graversen
    • Rachel H. White
    • Timo Vihma
    ResearchOpen Access
    Communications Earth & Environment
    Volume: 6, P: 1-9

  • Rare and extreme climate events have increasingly occurred in the Arctic since ~2000. This Review outlines the observed and projected changes in atmospheric, oceanic and cryospheric extremes and explains their increasing occurrence through a ‘pushing and triggering’ framework.

    • Xiangdong Zhang
    • Timo Vihma
    • Minghong Zhang
    Reviews
    Nature Reviews Earth & Environment
    Volume: 6, P: 691-711

  • Understanding the influence of the changing Arctic on mid-latitude weather is complex, and a challenge for researchers. This Perspective considers current approaches and proposes a way forward based on accepting the chaotic nature of the atmospheric circulation.

    • James E. Overland
    • Klaus Dethloff
    • Timo Vihma
    Reviews
    Nature Climate Change
    Volume: 6, P: 992-999

  • Over the past four decades, Arctic Amplification - the ratio of Arctic to global warming - has been much stronger than thought, and is probably underestimated in climate models, suggest analyses of observations and the CMIP5 and CMIP6 simulations.

    • Mika Rantanen
    • Alexey Yu. Karpechko
    • Ari Laaksonen
    ResearchOpen Access
    Communications Earth & Environment
    Volume: 3, P: 1-10