most of the carbon quickly enters the atmosphere as carbon dioxide gas.
so is it (carbon dioxide gas)
have a nice day
C6H12O6 (glucose) + O2 (oxygen) -> CO2 (carbon dioxide) + H2O (water) + sunlight energy (ATP). The reaction is called cellular respiration and it is used in plants and animals to break down sugars into usable energy to complete bodily functions.
I believe it’s melanin , if I’m not mistaken.
The answer to this question is watershed.