Nature World: A new study published in the journal Environmental Research Letters suggests that a loss of Arctic sea ice caused the jet stream to shift further south, thus contributing to an extraordinary run of wet summers experienced by Britain and northwest Europe between 2007 and 2012.
University of Exeter scientist James Screen uses a computer model to investigate the wet weather and whether it was linked to the melting of sea ice in the Arctic.
Screen's study "compared weather patterns during low sea...