Table 2 Pearson and Kendall’s tau correlations for demographic and attitudinal characteristics

1. Age

–

2. Gender^a

0.009

–

3. Education^b

−0.034

0.093*

–

4. Environmental awareness

−0.097*

−0.109*

0.054

–

5. Openness to innovation

−0.201***

0.116**

0.083*

0.022

–

6. CO₂ effect knowledge

−0.094*

0.048

0.161***

0.362***

0.153***

–

7. CO₂ chemical knowledge

0.025

0.270**

0.141***

−0.051

0.067

0.028