An aircraft flies past buildings in the Canary Wharf district of London as Saharan dust carried by  Ophelia filters sunlight. Photograph: REUTERS/Tom Jacobs

Storm Ophelia left a distinctive red imprint on skylines across western Europe even as it headed north along the west coast of Ireland. The hurrican(...)

A  cyclist passes by smouldering gorse close to Cloosh Valley in Co Galway. Photograph: Joe O’Shaughnessy

People living in areas affected by recent gorse fires have been advised to avoid spending prolonged periods of time outdoors. The HSE offered the ad(...)

Without action on climate change experts believe polar bears will  disappear from much of the Arctic. Photograph: Josh Haner/ New York Times

Climate change continues to advance, with new data from two US government research bodies declaring 2016 to have been the hottest year on record. Thi(...)

The World Meteorological Organisation yesterday issued the latest figures for greenhouse gas concentrations in the Earth’s atmosphere. They showed a relentless rise in the levels of the three of the most powerful climate-changing gases: carbon dioxide, methane and nitrous oxide. Photograph: Reuters

Ireland will be lashed by powerful storms and southern Europe could become as arid north Africa if greenhouse gas discharges continue unchecked, a cli(...)

A swimmer emerges from the sea at Sandycove, south Dublin, during last month’s heatwave. New research by German scientists shows climate change will trigger more frequent and severe heatwaves in the next 30 years. Photograph: Eric Luke

Ireland will experience “huge increases” in temperatures over this century, according to a leading Irish expert on climate change. Average Irish Au(...)