TABLE 1.
Summary of key self-report connection with nature instruments, in chronological order.
| Instrument | Author(s) | Dimensionality | Primary CN dimension(s) captured |
| Emotional Affinity Toward Nature (EATN) | Kals et al. (1999) | Unidimensional | Emotional |
| Inclusion of Nature in Self (INS) | Schultz (2001, 2002b) | Unidimensional | Cognitive |
| Environmental identity (EID) | Clayton (2003) | Multidimensional2 | Cognitive |
| Emotional | |||
| Experiential | |||
| Relationship | |||
| Connectedness to Nature Scale (CNS) | Mayer and Frantz (2004) | Unidimensional | Emotional1 |
| Connectivity with Nature (CwN) | Dutcher et al. (2007) | Unidimensional | Relationship |
| Commitment to Nature (COM) | Davis et al. (2009) | Unidimensional | Relationship |
| Nature Relatedness (NR) | Nisbet et al. (2009) | Multidimensional | Cognitive |
| Emotional | |||
| Experiential | |||
| Love and Care for Nature (LCN) | Perkins (2010) | Unidimensional | Emotional |
| Disposition to Connect with Nature (DCN) | Brügger et al. (2011) | Multidimensional | Cognitive |
| Emotional | |||
| Experiential | |||
| Environmental connectedness (EC) | Beery (2013) | Unidimensional | Emotional |
| Nature Relatedness short form (NR6) | Nisbet and Zelenski (2013) | Unidimensional | Cognitive |
| Nature Connection Index (NCI) | Hunt et al. (2017), Richardson et al. (2019) | Unidimensional | Emotional |
| Ecological Identity Scale (EIS) | Walton and Jones (2018) | Unidimensional | Cognitive |