Eco-warriors can spruce up their homes with solar panels, windmills, double-glazing and sun jars in place of electric lighting. How many of these do you have?
Great, you answered "One of them".
See here what other people have answered:
- One of them
- Two - three of them
- None of them
- All of them
Click "CONTINUE" to proceed to the next question
Interesting fact:
In a world lacking space, vertical farms are becoming a thing and could provide solutions to providing fresh food to urban areas. They’re built in such a way that plants can still flourish even with minimal access to soil and light.