An introduction to the seasons (winter, spring, summer, and fall), including why we have them, the weather of each, and equinox and solstice definitions.
Changing Seasons - The Tilted Earth
Why Do We Have Seasons? Science is My Specialty
Is It Time to Redefine the Four Seasons of the Year?
Why Earth Has Seasons and Seasonal Weather
Meteorological vs Astronomical Seasons
Season - Wikipedia
Behind the Forecast: Why our seasons change
Why do we have seasons?
The Seasons on Earth
Astronomical and meteorological seasons. What's the difference?
Nature-What makes season change
Learn the scientific reasons behind Earth's seasons