Administration of the instrument involved first allowing the respondents skim to through the photo set. They were then asked to place the photos into similar groups of their own selection (Real, Arce,& Sabucedo, 2000; Scott & Canter, 1997). This approach was used successfully by Green (2005) to study community perceptions of environmental and social change. The categorizations of these groupings provided a good overview of the range of topics that the 35 photographs encompassed (Kelly, 1991). Discussions of the photos then ensued during which the respondents were asked to talk about how the topic of each group of photos had changed over time, and whether they felt the changes were positive or negative. Following this part of the interview, respondents were asked to create two groups of photos: those that represented the best of the Khumbu, and those that represented the worst.Again,respondents were asked to comment on their selections.