Category Archives: Environmental hazards

Mechanisms of Climate Change in the Indian Summer Monsoon

By Jon Shonk Over one billion people are reliant on the rainfall of the Indian Summer Monsoon. During the wet season, which usually spans June to September, some parts of India receive over 90% of their total annual rainfall. Deficits … Continue reading

Posted in Climate, Climate change, Climate modelling, drought, Environmental hazards, Flooding, Monsoons, Numerical modelling, Oceans | Leave a comment

Why was the sky Orange?

By William Davies I was sitting in my house one morning in October 2017, engrossed in what I was doing. Gradually I noticed that an eerie darkness was smothering the natural light in the room. I stopped and looked outside. … Continue reading

Posted in Aerosols, Atmospheric chemistry, Atmospheric optics, Climate, Climate modelling, earth observation, Environmental hazards, Numerical modelling, Remote sensing, University of Reading | Leave a comment

Climate change in the Mediterranean Sea

By Fanny Adloff The Mediterranean is the largest semi-enclosed sea on our planet. Acting as a miniature ocean, this basin is appropriate to study climate change impact on the ocean. The residence time of the Mediterranean waters – of about … Continue reading

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Skirting the Issue

By Geoff Wadge During a major explosive volcanic eruption a set of three main processes transfers mass and heat from the solid earth to the atmosphere. These three processes are: a gas thrust (jet) extending up from the volcanic vent, … Continue reading

Posted in Aerosols, Environmental hazards, Environmental physics, Volcanoes | Tagged | Leave a comment

Playful floods

By Sanita Vetra-Carvalho Flooding is no fun for those who have been affected by it. However, being able to ‘experience’ flooding in some sense is one of the best ways to communicate flood risks as well as the potential solutions to … Continue reading

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Estimating the risks of climate change: what are the effects of climate policy?

By Nigel Arnell I am writing this from Beijing, where the 13th National People’s Congress has just reaffirmed the Chinese commitment to control future emissions of greenhouse gases and meet the aspirations of the Paris Agreement on Climate Change. This … Continue reading

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Is the Montreal Protocol really working?

By Michaela Hegglin The Montreal Protocol, which celebrated its 30th birthday last year, is an international treaty established in 1987 to protect the ozone layer from human-made ozone depleting substances. The Montreal Protocol has been hailed as the most effective … Continue reading

Posted in Atmospheric chemistry, Climate, Environmental hazards, Stratosphere | Tagged | Leave a comment

Stronger windstorms and higher wind risk in a warmer climate

By Oscar Martínez-Alvarado The most devastating type of winter storms to affect north-west Europe are characterised by a descending jet of air, known as a sting jet, that can result in strong, localised surface winds and wind gusts in a region … Continue reading

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Stronger turbulence causes a stir

By Paul Williams and Luke Storer Our new study calculating that climate change will strengthen aviation turbulence has caused a stir on social media. Most of the online comments about the article have been positive – albeit expressing a little anxiety at the … Continue reading

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Heat waves of the past decade in Chinese mega-cities: a quick review

By Ting Sun Although cities are often already warmer than their rural surroundings (the well-known “urban heat island” effect), heat waves (HWs), excessively hot periods, will not only enhance the urban and rural temperatures but also exacerbate the contrast between … Continue reading

Posted in China, Climate, Environmental hazards, Weather | Leave a comment