How satellites are helping Sudan's refugees find water

Available for over a year

How satellite technology is being used to help cares for Sudan's refugees. As people seek help by crossing over into Eastern Chad how the UN's satellite imaging division UNISAT is helping source water. Also how hi-technology means engineers won't get their hands dirty constructing a cutting-edge building and why meteorological modelling via a jumbo computer means more reliable weather forecasts. The webcast mentioned in the programme is not available.