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Tag Archives: weather

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  • 10 Dec 2021
    Julian Caldecott

    International Mountain Day, 11 Dec 2021

    On this day we consider mountain ecosystems, peoples, wild species, water and weather, and salute their vital role in sustaining life and livelihoods. We also renew our commitment to saving montane environments from the casual abuses of lowland power and ignorance

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  • 1 May 2017
    Colin Cotter, Sebastian Reich

    Data Assimilation in Every Day Life

    Computer generated forecasts play an important role in our daily lives, for example, predicting weather or economies.  Forecasts combine computational models of relevant dynamical processes with measured data. Errors are always present through incomplete observations plus imperfections in the model, so forecasts must be constantly calibrated with new data. In the geosciences, this is called […]

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  • 7 Jan 2014
    Shaun Lovejoy

    Numerical Weather Models

    Clouds come in a bewildering variety of sizes and shapes.  While they may all be fractal, some would require 3D shapes such as spheroids or ellipsoids to contain them while others – flat, elongated and perhaps wispy – might fit into thin 2D “sheet – like” containers.   The 3D-looking ones tend to be smaller while […]

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