Because of the methane in their atmosphere.
Uranus&Neptune
Uranus has a blue-green color as does Neptune
No. Uranus and Neptune owe their blue color primarily to the presence of methane.
I guess this means: Methane gives which planet its distinctive blue-green color? Methane gives Neptune its distinctive blue-green color. I'm not so sure about that. I think Uranus is that color, but Neptune is more blue than blue-green. You read different things in different books though. Neptune has Methane in its atmosphere too.
Both Uranus and Neptune have a blue or blue-green colour.
Dust in outer space
Methane.
Neptune as well as Uranus.
Uranus is a greenish blue, and Neptune is blue.
Neptune as well as Uranus.
because of a gas called methane that is the same gas that makes neptune blue
They both are blue in colour.