Here are a couple of links that Robert and Benz sent to us.

Robert Macfarlane's Untrue Island: the voices of Orford Ness 'The
Guardian' 8 July 2012 on
http://www.guardian.co.uk/culture/2012/jul/08/untrue-island-orford-ness-macfarlane

and for my own take on the place, see 'Favourite Landscape' Concrete
Quarterly Architects Journal 2 June, 2005 see:
http://www.architectsjournal.co.uk/home/favourite-landscape/133734.article

It is open on Saturdays by arrangement. The site is normally closed in
winter but 'The site is normally closed during the winter but the
National Trust will allow access to large (12+) pre-booked groups in
this period.'
on
http://www.naturalengland.org.uk/ourwork/conservation/designations/nnr/1006116.aspx.

Visitors to Orford Ness can contact the National Trust for opening
times by telephoning 01394 450057.

Paul, I do not understand your question, in what way is it not a
landscape project?

Info from NT website, begin with
http://www.nationaltrust.org.uk/orford-ness/
which is a good introduction.
For the archaeological survey see Wayne Cocroft and Magnus Alexander '
Atomic Weapons Research Establishment Orford Ness, Suffolk, Cold War
Research and Development Site Survey English Heritage Research Dept,
Report Series no. 10-2009 on
http://services.http://services.english-heritage.org.uk/ResearchReportsPdfs/010_2009WEB.pdf 



On the NNR see
http://www.naturalengland.org.uk/ourwork/conservation/designations/nnr/1006116.aspx

For more on the LIFE project at Orford Ness (in addition to that in
Benz's email), see http://www.lifealdeore.org/index.php?pid=1