It is the result of how the earth was formed.
The Earth's tilt is what causes the seasons.
The earths tilt at its axis
its earths tilt on its axis orbiting the sun
what causes all of the changes that take place in earths atmosphere is the tilt of the earths axis
the earths tilt and the orbit around the sun
That's it. Nothing else.
earths tilt (apex)
earths tilt (apex)
The earth's tilt changes the declination of the sun, thus crating seasons.The sun's declination causes spring summer, fall and winter.
the tilt of the earths axis.
The Tilt On The Earths Axis Which Causes Seasons
The Earth rotates on its axis causing either the North or South Hemishere to tilt towards the sun which ever hemishere is tilted toward the sun it is probably spring or summer.