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A season is a division of the year marked by changes in weather, ecology and hours of daylight. Seasons result from the yearly orbit of the Earth around the Sun and the tilt of the Earth's rotational axis relative to the plane of the orbit.
How Does Seasons Change Occur | Iken Edu. This topic explains the effect of earth's tilting on weather (changing climatic conditions). When one hemisphere is tilted more toward the sun, it is summer in that hemisphere when it is tilted away, that hemisphere experiences winter.