Contrary to popular belief, lightning travels from the ground upwards not from the sky downwards.
101
Snowiest city in the U.S. : Blue canyon, California.
112
Circumhorizontal arcs (loosely known as fire rainbows) are the rarest of all naturally occurring atmospheric phenomena.
21
The speed of a typical raindrop is 17 miles per hour.
181
-40 degrees Celsius is equal to -40 degrees Fahrenheit.
96
Carbon dioxide is a trace gas and by itself will produce little warming. Also, as CO2 increases, the incremental warming is less, as the effect is logarithmic so the more CO2, the less warming it produces.
11