A differential GPS being used in real time kinematic survey, to survey the extent of the Durham canyon flooding feature, County Durham, England, United Kingdom, Europe

durham north east weather severe weather flood flooding climate change global warming gully eroded erosion damage field barley farming agriculture destroyed destruction natural disaster geography geomorphology science scientist study gps global positioning system differential gps real time kinematic survey survey surveying day outdoors floods aftermath county durham england great britain united kingdom europe natural disasters disasters people scientists surveyors close ups hand hands close up horizontal