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Beginning of Paper
Haloes Forecast Storms
NEWSCIENCE
If you know where and when to look, you can treat yourself to a colourful
display of atmospheric haloes, spots and pillars. These images can tell
you something about the clouds overhead and possible changes in the
weather.
All of these images are created by light shining through cirrostratus
clouds. These clouds occur at an altitude of 6,000-12,0 ....
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Middle of Paper
.... both the side and bottom of each
crystal. Moonlight will also produce a halo, around the moon, with the
proper layer of cirrostatus.
Another common optical effect is known as "mock suns" or "sun dogs" or
"parhelia" (Greek for "with the sun"). These bright spots on either side
of the sun, outside of the halo, occur when sunlight passes through the
sides of capped columns, bullets and plate crystals, when these crystals
are arranged with their sides vertical. Th ....
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ADDITIONAL FEATURED ESSAYS
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