Neptune's blue color is the result of a gas called methane in its atmosphere. Like the other gas planets, Neptune has rapid winds trapped in bands of latitude and large storms. Neptune's winds are the fastest in the solar system, reaching 2000 km /hour!
Traction Alopecia. Traction Alopecia is another common cause of thinning or shedding hair among teenagers, and it occurs when an unnatural amount of tension is applied to the hair for a prolonged period of time. The good news: Traction Alopecia is one of the few causes of hair loss in teens that is behavioral.
In males the hair loss often presents as a receding hairline while in females it typically presents as a thinning of the hair. Male pattern hair loss is believed to be due to a combination of genetics and the male hormone dihydrotestosterone. The cause in female pattern hair remains unclear.