Author Archives: hjia

Climate change art and politicisation

Posted on 3 September, 2018 by hjia

By Max Leighton Figure 1 “Ice Watch” by Olafur Eliasson at the Place du Panthéon. The blocks of glacial ice taken from Greenland melted away from 3rd to 12th December 2015, during the Paris COP21 international climate negotiations. Artists have … Continue reading →

Posted in Academia, Climate, Climate change | Leave a comment

Characteristics of cumulus population and microphysical properties observed over Southeast Atlantic

Posted on 28 August, 2018 by hjia

By Yann Blanchard Figure 1. Cumulus in the vicinity of Ascension Island, in a 100 x 100km image (which is close to global climate model spatial resolution) from MODIS onboard AQUA (22 July 2016) Shallow cumulus cover large areas in … Continue reading →

Posted in Aerosols, Atlantic, Atmospheric chemistry, Climate modelling, earth observation, Numerical modelling, Oceans, Remote sensing, Solar radiation, University of Reading | Leave a comment

Sting jets in winter storms : how do the winds get so strong?

Posted on 20 August, 2018 by hjia

By Ambrogio Volonté Figure 1: Windstorm Tini (12 Feb 2014) passes over the British Isles bringing extreme winds. A sting jet has been identified in the storm. Image courtesy of NASA Earth Observatory The arrival of a winter storm battering … Continue reading →

Posted in Climate, Climate change, extratropical cyclones, Monsoons, Numerical modelling, University of Reading, Weather forecasting | Tagged , | Leave a comment

Summer temperatures 2018 – the ‘new normal’?

Posted on 6 August, 2018 by hjia

By Professor Sir Brian Hoskins (Grantham Institute, Imperial College London and Emeritus Professor at the University of Reading department of Meteorology) and Stephen Belcher (Met Office Chief Scientist and Visiting Professor at the University of Reading department of Meteorology) Figure 1. Hyde … Continue reading →

Posted in Climate, Climate change, Greenhouse gases, Historical climatology | Tagged | Leave a comment

Exploring the impact of Gulf Stream temperature biases on the global atmospheric circulation

Posted on 23 July, 2018 by hjia

By Robert Lee The climate state in numerical models often have differences when compared to a climatology from observations. These differences are often termed ‘biases’ and can be considered as a kind of error or deficiency in the model. These … Continue reading →

Posted in Climate, Climate modelling, Numerical modelling, Oceans, Waves | Leave a comment

What a summer!

Posted on 16 July, 2018 by hjia

By Ben Cosh What a summer it has been so far. The data is brilliant when it is like this. Stephen Burt keeps an eye on it and has filled me in on the (nearly) record-breaking numbers we’re seeing. It’s … Continue reading →

Posted in Climate, Historical climatology | Tagged | Leave a comment

A newcomer’s reflections on the fourth Lusaka Learning Lab

Posted on 9 July, 2018 by hjia

By Max Leighton (Social Research Assistant for Professor Ted Shepherd) Figure 1: Lusaka participants recording a video message for the Maputo Learning Lab team. The fourth Lusaka Learning Lab took place on the 17-18th April 2018, which is where I … Continue reading →

Posted in Climate, Climate change, Hydrology | Tagged | Leave a comment

DARE to use datasets of opportunity

Posted on 2 July, 2018 by hjia

By Joanne Waller To accurately forecast the weather, we must first describe what is currently happening in the atmosphere. To determine the current atmospheric state, we could use: Previous forecasts (data from complex computational models of the atmosphere) which provide … Continue reading →

Posted in earth observation, Flooding, University of Reading, Weather forecasting | Tagged , | Leave a comment

Tibetan Plateau Vortices

Posted on 25 June, 2018 by hjia

By Julia Curio Tibetan Plateau Vortices (TPVs) are meso-scale cyclones that originate over the Tibetan Plateau and move eastwards steered by the subtropical westerly jet above. These storms can also move off the Tibetan Plateau (TP) and travel as far … Continue reading →

Posted in China, earth observation, extratropical cyclones, Flooding, Monsoons, Numerical modelling, University of Reading, Weather forecasting | Leave a comment

What’s the secret of coarse dust?

Posted on 18 June, 2018 by hjia

By Claire Ryder Mineral dust aerosol particles are regularly lifted into the atmosphere in arid regions, such as deserts, and transported over thousands of kilometres by the wind, such as from the Sahara desert to the Caribbean Sea, as shown … Continue reading →

Posted in Aerosols, Atmospheric chemistry, Climate modelling, earth observation, Remote sensing | Tagged | Leave a comment