What effect does the moon have on the seas and oceans?

The moon is primarily responsible for the tides, followed by the sun. Without the moon we would only have very minor tides. If you live near the coast, you have to be aware of the tides. read more

The height of the tides can also vary during the course of a month because the Moon is not always the same distance from the Earth. As the Moon's orbit brings it in closer proximity to our planet (closest distance within a moon cycle is called perigee), its gravitational forces can increase by almost 50%, and this stronger force leads to high tides. read more