NATIONAL

[Graphic News] The colors of fall

By Nam Kyung-don
  • Published : Sept 24, 2017 - 18:13
  • Updated : Sept 24, 2017 - 18:13


Leaves use carbohydrates (sugars) to continually produce chlorophyll, which makes the leaves green; the chemical absorbs the blue and orange components of sunlight and converts them into energy for the tree.