And, when we do, there is no more obvious sign of the season than our discovery that our world is covered with a colorful carpet of leaves. I love autumn leaves. And by that I mean the lilting ...

That tells the story of orange or yellow leaves, for instance, in the large and slow-growing Ginkgo biloba or the golden ash. But for brown autumn leaves, like those of the English oak ...

Chlorophyll is what makes leaves green. Leaves also contain carotenoids, which produce yellow, orange and brown colors. In the autumn, they begin to produce more anthocyanin, which gives them red ...

We all know a feature of autumn is that leaves go browny orange then fall off - but not many know exactly why. Well, we have found out for you - and it is a chemical thing. During the growing ...

A warm period during fall will also lower the intensity of autumn ... gives leaves a green color, so when these pigments are not visible, carotenoids, which produce yellow orange and brown colors ...

Brown leaves spilled over the ground and crunched ... There is wonder and also wistfulness in autumn's annual spectacle. The curtain of summer heat lifts, singing leaves with shades of orange ...

Leaves usually start to turn brown and leave trees bare and sticklike. But why do the autumn leaves fall “like pieces into place,” to quote Taylor Swift’s “All Too Well?” The trees shed ...

"Good levels of sunshine and rainfall is needed to build up sugars in the leaves, a lack of rain causes stress for the trees with potentially early shows of yellow or brown autumn colour and leaf ...