Table 1.

Nature connectedness measures included in meta-analysis.

Measure	Citation	Sample number
Allo-inclusive identity	Leary et al., 2008	4.2, 5.1, 6
Commitment to nature	Davis et al., 2009	18.1
Connectedness to nature	Mayer and Frantz, 2004	3.1, 3.2, 3.5, 4.1, 4.2, 5.1, 5.2, 7.4, 15, 18.1, 19, 20.1, 20.2
Connectedness with nature—single item	Cervinka et al., 2012	3.1, 3.2, 3.5
Connectivity to nature	Dutcher et al., 2007	18.1
Emotional affinity toward nature	Kals et al., 1999	18.1
Environmental identity	Clayton, 2003	18.1
Inclusion of nature in self	Schultz, 2001	9, 16, 17.4, 18.1, 21.1a, 21.1b
Nature relatedness	Nisbet et al., 2009	1, 2a, 2b, 4.2, 5.1, 8, 9, 10, 11, 12, 13, 14.1, 14.2, 18.1, 21.1a, 21.1b, 21.2

See Table 3 for studies associated with each sample number.