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>> The color of water is determined by what's underneath it because water by
>> itself is colorless. Have a look at a swimmingpool :)
>
> Swimming pools are tricky to judge. Every one i've ever seen is *painted*
> baby boy blue.
>
> Water is colorless at the shallow depth that Orchid is rendering. However,
> water absorbs light differentially by wavelength. Red is the first to go,
> and green fades as you go deeper. If your body of water is deep enough, it
> will show blue all by itself. (Otherwise, the oceans would be the color of
> basalt and diatomaceous earth.)
I've heard this one before... Does water actually absorb light, or is
this due to scattering like with the sky?
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