Why is the atmosphere becoming drier? - An investigation of the role of dynamical drivers on recent trends in relative humidity

Kirsten M Florentine Weber1, Julie M Jones2, Kate Willett3, Colin Osborne4 and Robert Gavin Bryant2, (1)University of Sheffield, Sheffield, S10, United Kingdom, (2)University of Sheffield, Sheffield, United Kingdom, (3)Met Office Hadley center for Climate Change, Exeter, United Kingdom, (4)University of Sheffield, Animal and Plant Sciences, Sheffield, United Kingdom