That's the 'Natural Environment Research Council' (UK). Just as a matter of interest, this could be a location to note down as a search for licensed images. They publish a monthly spreadsheet of their spending (listing on their website going back to April 2010). Unfortunately, the spreadsheets don't contain togs names, just details of amounts paid monthly to Alamy, so I guess it's down to a search of their Website or their publications. Just a quickie to start - from the Planet Earth Winter edition 2013 (link to pdf) The full archive listings for the planet Earth mag. (back to 2008) are