We know that nature is good for the mental-health of Western-Educated-Industrialized-Rich and Democratic people. As for everyone else? We don't have a clue.
image by barnyz via CC
There is a lot of research that suggests that green urban spaces and exposure to nature have a positive effect on mood. Now there's new research that says the vast majority of that research queried just educated and rich people from industrialized western democracies.
Article: The Research on How Nature Affects Mental Health Has a WEIRD Problem