Author Archive for: Kate Ravilious

Weatherwatch: Keeping warm under a snowy blanket

With snow still lying on the Cairngorm plateau in Scotland, this year has started well for ptarmigans, mountain hares and blaeberry plants. These species thrive in arctic conditions, and a decent covering of spring snow aids their survival.Underneath t…

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Weatherwatch: How climate science can save lives

Sometimes weather forecasts can be life saving; enabling people to get out of the path of a dangerous storm for example. In the developed world we receive ample warning of severe weather, but in many developing countries lives and livelihoods are lost …

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Weatherwatch: The rythm of the earth’s electrical heartbeat

Around 7pm GMT, Earth’s atmosphere crescendos to an electrical peak, with maximal thunderstorms rumbling around the globe. Conversely 3am GMT is the electrical trough, with few lightning forks to be seen. This “electrical heartbeat” is known as “the Ca…

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Weatherwatch: Wind turbines impact on balance and distribution of species

A stroll through a wind farm may be a breezy experience. Now it turns out that extra draughts, created by swishing turbine blades, can change the weather.As well as extracting energy from the wind, wind turbines swoosh air around. Fernando Portée-Agel…

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Weatherwatch: Boris was right winters are getting colder

Boris Johnson, the Mayor of London, caused a storm last week when he suggested we might be heading into a mini-ice age. For most scientists his reasoning doesn’t add up, but Boris did get one thing right: winters are getting colder.Here in the UK sub z…

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Weatherwatch: Arctic sea ice breakup is bad news for polar bears

Last week Arctic sea ice contracted to its smallest extent, before sub-zero temperatures arrived and the ice-sheet began to grow again. According to Norwegian scientists it set a new record, measuring 3 million sq km, 0.6 million sq km less than the pr…

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Weatherwatch: What is normal weather?

What is normal weather? Weather forecasters often tell us that temperatures are above or below normal for the time of year, or that we’ve had more or less rainfall than average, but what exactly is average or normal? Here in the UK the Meteorological O…

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Weatherwatch: Meteosat-10 launched to track weather systems

Europe’s latest weather satellite blasted off into space on 5 July on board its Ariane rocket. Meteosat-10 is now being manoeuvred into a geostationary position, 36,000km above the Earth, over the Gulf of Guinea on the equator.By 6 August the satellite…

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Weatherwatch: I hear Thunder, Oh don’t you? Pitter patter raindrops

Where has all the thunder gone? The dramatic thunderstorm which disrupted the France versus Ukraine Euro 2012 football match in Donetsk, Ukraine was a powerful reminder that the weather is beyond our control. Similar rumbles are common in southern Bri…

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