Environmental sustainability is focus of major
1 = Yes
2 = No
3 = Don't know

Approaching limit of population earth can support
1 = Strongly Disagree
2 = Mildly Disagree
3 = Unsure
4 = Mildly Agree
5 = Strongly Agree

Year level
1 = Freshman
2 = Sophomore
3 = Junior
4 = Senior
5 = Non-student
6 = Other

Geographic area of childhood
1 = Urban
2 = Urban cluster
3 = Rural

Importance of outdoors while growing up
1 = Very important
2 = Moderately important
3 = Not really important

Gender
1 = Female
2 = Male
3 = Transgender

1 = American Native
2 = Black
3 = Hiapanic
4 = White
5 = Asian
6 = Pacific Islander
7 = Other
8 = Rather not say