Outside the tropics, autumn marks the transition from summer to winter, beginning in september (northern hemisphere) or march (southern hemisphere). Autumn, season of the year between summer and winter during which temperatures gradually decrease It is often called fall in the united states because leaves fall from the trees at that time. Fall and autumn are often used interchangeably to describe the third season of the year But did you know there's a difference in their original meanings F all is about leaves tumbling from.
Although the chemistry of autumn colours is well understood, there is an ongoing debate among scientists about why trees evolved their vivid autumn colours in the first place. Autumn or fall is the third season of the year that arrives after summer and continues until winter The season is marked by shorter days, lower temperatures, and falling leaves. The season of the year between summer and winter, lasting from september to november north of… The time of year that keats called the 'season of mists and mellow fruitfulness', autumn is a season famous for its harvest times, turning leaves, cooling temperatures and darkening nights.
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