Factories, smoking, cars, littering
The substance that provides immediate energy is adenosine triphosphate (ATP). ATP is called the energy currency of the cell, and is hydrolyzed to produce adenosine diphosphate and a phosphate group.
ATP is obtained by break down of carbohydrates, fats as well as proteins.
Because they captured energy from the sun through a process called photosynthesis
I believe it can result in permanent brain damage