Table 1. Demographic profile of respondents.

Demographic variables	Total sample (n = 30,170)	Subsample 1: environmentally active citizens (n = 17,233)	Subsample 2: environmentally inactive citizens (n = 12,937)	χ2 tests: subsample 1 vs. 2
				χ2	d.f.	p	Phi/Cramer's V
Gender				7.72	1	0.005	0.016
Male	45.6%	44.9%	46.5%
Female	54.4%	55.1%	53.5%
Age				150.39	5	<0.001	0.071
15–24	12.6%	10.8%	15.1%
25–34	15.1%	15.0%	15.2%
35–44	17.2%	18.0%	16.2%
45–54	17.3%	17.9%	16.5%
55–64	16.9%	17.7%	15.8%
65+ years	20.9%	20.7%	21.2%
Education (age at which respondents stopped full-time education)				528.37	5	<0.001	0.132
No full-time education	0.5%	0.2%	0.8%
15– years	21.9%	19.7%	24.8%
16–19	41.7%	41.3%	42.3%
20+ years	25.3%	29.5%	19.7%
Still studying	8.4%	7.7%	9.3%
Refusal/DK	2.2%	1.6%	3.1%
Political ideology				659.16	3	<0.001	0.148
Left/liberal	24.1%	27.1%	20.3%
Moderate	30.2%	31.7%	28.3%
Right/conservative	24.6%	25.3%	23.8%
Refusal/DK	21.0%	16.0%	27.7%