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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?

Fact Lab

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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.

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