GEOBASE is part of Ei Engineering Village along with Compendex and INSPEC. It is a multidisciplinary database providing bibliographic information and abstracts for human and physical geography, ecology, geology, oceanography, geomechanics and development studies. The database provides current coverage of over 1800 journals and archival coverage of 2000 additional journals from 1973 onwards.
Aerial Digimap contains aerial imagery data at scales ranging from 1:150,000 to 1:500 available for making maps online or for download. Standard tasks that Aerial Digimap allows you to perform are: selecting your area of interest in Great Britain by zooming and panning; viewing maps at one of 11 pre-defined scales with Ordnance Survey background maps; click on images to display flight dates for each tile; annotate the maps with symbols, lines, polygons and labels