UNITED KINGDOM,IRELAND,BRITISH ISLES,NORTHERN IRELAND,EIRE,WALES,SCOTLAND,ENGLAND,GREAT BRITAIN,CITY,LIGHT,ISLAND,COUNTRY,EUROPE,GEOGRAPHY,TECHNOLOGY,COMPOSITE,SATELLITE IMAGE,FROM SPACE,COLOURED,DMSP SATELLITE,AVHR SATELLITE,SATELLITE,POWER,ENERGY,SQUARE,FRENCH,TECHNOLOGICAL,FALSE-COLOURED,ARTIFICIAL,EARTH SCIENCE, SCIENCES,CONTINENTAL EUROPE,CITY,CITIES,LIGHT,LIGHTS,LIGHT POLLUTION,NORTH SEA,LIGHT EMISSION,ENGLISH CHANNEL,URBAN,URBAN CENTRES,TOWNS,TOWN,CAPITALS,DEVELOPED,CIVILIZATION,INHABITIED,UNINHABITED,INDUSTRY,INDUSTRIAL,POPULATION,POPULATIONS,POPULATION DENSITY,GEOGRAPHICAL,CONURBATION,METROPOLIS,LONDON,CARDIFF,BRISTOL,EDINBURGH,GLASGOW,BELFAST,DUBLIN,MANCHESTER,LIVERPOOL,BIRMINGHAM,NEWCASTLE,EUROPEAN,"