Ordnance Survey and the Coal Authority have come together to plot the potential supply and demand of heat from water in disused coal mines throughout Great Britain. An extract from the interactive map ...

For decades, surveying — which consists largely of making measurements to determine the relative positions of points above, on or beneath Earth’s surface — had much higher accuracy than mapping for ...

All parts of the public sector in Great Britain have free access to a wide range of services from the government-owned mapping agency Ordnance Survey (OS), through the Public Sector Mapping Agreement ...