Moist air holds heat better than dry air.
114
Dirty snow melts faster than clean.
350
Rain contains vitamin B12.
188
The winter of 1932 in the US was so cold that Niagara falls froze completely solid!
442
-40 degrees Celsius is equal to -40 degrees Fahrenheit.
96
Temperatures have been cooling since 2002, even as carbon dioxide has continued to rise.
106
Circumhorizontal arcs (loosely known as fire rainbows) are the rarest of all naturally occurring atmospheric phenomena.
21
Snowiest city in the U.S. : Blue canyon, California.
112