-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
It snows more in the Grand Canyon than it does in Minneapolis, Minnesota.
113
The winter of 1932 in the US was so cold that Niagara falls froze completely solid!
442
Moist air holds heat better than dry air.
114
Snowiest city in the U.S. : Blue canyon, California.
112
The winter of 1912 was so cold that Niagara Falls froze over.
35
Oak trees are struck by lightning more than any other tree.
266