You have asked the following question why do leaves change color in the fall
We did the research for you and came up with the following aggregated content from all over the internet

Answers

We believe the answer should be around the following lines


  • Leaves have Color Because of chemicals called pigments and there are four main types of pigment in each leaf [6]
  • All these colors are Due to the mixing of varying amounts of the chlorophyll residue and other pigments in the leaf during the Fall season [1]
  • Yellow and orange colors are Due to pigments called carotenoids which are also responsible for the Color in carrots and in corn [8]
  • Leaves are green in the spring and summer Because that’s when they are making lots of chlorophyll [6]
  • These colors are particular to Fall Because their pigment is created only when the temperature drops [8]
  • Consequently autumns with a lot of sunny days and cold nights will actually have the brightest red colors [8]
  • Because plants evolve very slowly we still see the colors [8]
  • When Leaves start to prepare to Fall off the trees come winter a layer of cells form along the base of its stalk [8]
  • Chlorophyll is important Because it helps plants make energy from sunlight a process called photosynthesis [6]
  • However bastian warns homeowners that trees under stress may discolor or drop Leaves early [4]
  • Most of the broad-leaved trees in the north shed their Leaves in the Fall [1]
  • When Leaves Change Color another pigment becomes visible flavonoids which are responsible for the reds [8]
  • Many environmental factors play a role in the changing Color of tree's Leaves [4]
  • In the Fall trees put on a pretty impressive fashion show [6]
  • Shorter days in the Fall are a signal for trees to start preparing for winter [6]




More detailed answers below ...


Esf on


  • Itunes u [1]
  • Youtube [1]

Leaves change


  • When Leaves Change Color another pigment becomes visible flavonoids which are responsible for the reds [8]
  • Changes in these weather conditions can play a role in how early the Leaves Change and how long they keep their beautiful colors [6]
  • Why Leaves Change Color [8]

Leaves are


  • Green in the spring and summer Because that’s when they Are making lots of chlorophyll [6]
  • Autumn means Leaves Are turning different shades of red orange and yellow and falling to the ground [3]

Leaves have


  • Color Because of chemicals called pigments and there are four main types of pigment in each leaf [6]
  • During the spring and summer the Leaves Have served as factories where most of the foods necessary for the tree's growth are manufactured [1]

Leaves in


  • Most of the broad-leaved Trees In the north shed their Leaves In the Fall [1]
  • While the Leaves In their autumn hues are beautiful the reason behind their transformation is anything but [8]

Leaves to


  • One of nature’s most awe-inspiring phenomena is the change of green Leaves To golden yellows deep reds and vibrant oranges each Fall [4]
  • Many believe that cool weather causes Leaves To change Color [4]

Videos


Relevant Images

Below are images relevant to your question

why do leaves change color in the fallsource:https://i.ytimg.com/vi/Xk4-6II8l5Q/maxresdefault.jpg

why do leaves change color in the fallsource:http://www.davey.com/media/432039/davey_leaves_press_release.png?width=1200&height=630&quality=100&mode=crop&scale=both




References

  1. https://www.esf.edu/pubprog/brochure/leaves/leaves.htm
  2. http://dnr.wi.gov/org/caer/ce/eek/veg/trees/treestruecolor.htm
  3. https://www.youtube.com/watch?v=Xk4-6II8l5Q
  4. http://www.davey.com/about/newsroom/davey-press-releases/what-makes-leaves-change-color-in-the-fall/
  5. https://sciencebob.com/why-do-leaves-change-color-in-the-fall/
  6. https://scijinks.gov/leaves-color/
  7. https://www.youtube.com/watch?v=JWva5AaDkXw
  8. https://allthatsinteresting.com/why-leaves-change-color

Qaagr is a Question / Answer Aggregator, we aim to summarize the answers of all questions in the world and store them in one place for your convenience, we hope you have found this page usefull, if not we would be happy to get your feedback through our email at the end of the page.
Qaagr Team