He was Executive Director of the International Geosphere - Biosphere Programme IGBP from 1994 to 1998 , and Director of the British Antarctic Survey from 1998 to 2007 .
Christopher Graham Rapley ( known as Chris Rapley ) CBE ( born 8 April 1947 ) is a British scientist .
Christopher Graham Rapley was scientist   of the International Geosphere - Biosphere Programme IGBP from 1994 to 1998 , and Director of the British Antarctic Survey from 1998 to 2007 .
Christopher Graham Rapley ( known as Chris Rapley ) CBE ( born 8 April 1947 ) is a British scientist .