Sentence:  We have borrowed the notion of a <WSD>timescape</WSD> from the sociologist Barbara Adam (1998, 2004, 2008), who defines a <WSD>timescape</WSD> as a ‘cluster of temporal features, each implicated in all the others, but not necessarily of equal importance in each instance' (Adam 2004: 143). Its key elements include time-frames, temporality, timing, tempo, duration, sequence and temporal modalities (past, present, future) (Adam 2008). ... [A]s Adam (2009; 1; emphasis in the original) notes, ‘the “scape” part of the concept acknowledges that we cannot embrace time without simultaneously encompassing space and matter … a <WSD>"timescape</WSD>'s" perspective acknowledges this spatiality, materiality and contextuality but foregrounds the temporal side of the interdependency.' ... [T]he <WSD>timescape</WSD> concept invites a focus on the linkages and interdependencies between different dimensions of the temporal constitution of a political system. 
Meaning of the word marked with <WSD> tags:  A perspective over a period (particularly a long period) of time.