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More Features:
The tilt of the Earth and the ratio of the Oceans to Land are important for human life on Earth to be possible.

Tilt of the Earth
23.4°
If the tilt was Greater ...
Surface temperatures would be too great
If Smaller ...
Surface temperatures would be too low


The Moon
"If the gravitational interaction that the earth has with the moon were greater than it currently is, tidal effects on the oceans, atmosphere, and rotational period would be too severe. If it were less, orbital changes would cause climatic instabilities. In either event, life on earth would be impossible."
(pg 100 *)
(Image: freepik.com)
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