This document is the Accepted Manuscript version of the following article: Kathleen Lewis, John Skinner, James Finch, Tina Kaho, Marguerite Newbold, and Keith Bardon, ‘Scoring and ranking farmland conservation activities to evaluate environmental performance and encourage sustainable farming’, Sustainable Development, Vol. 5 (2): 71-77, version of record online 4 December 1998. The final, published version is available online at: http://onlinelibrary.wiley.com/doi/10.1002/(SICI)1099-1719(199708)5:2%3C71::AID-SD61%3E3.0.CO;2-F/pdf © 1997 by John Wiley & Sons, Ltd and ERP Environment.