Microclimates. Simon King examines areas of the British Isles where constant but unusual patterns of weather have emerged; Ian McCaskill discovers a town in southern
England that experiences frost in summer; Isobel Lang looks at reasons why cities are warmer, wetter and windier than the countryside; and Howie Watkins learns all about air thermals while flying a hang glider. Series editor Caroline van den Brul
Digital widescreen