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
Temperatures have been cooling since 2002, even as carbon dioxide has continued to rise.
106
Dirty snow melts faster than clean.
350
-40 degrees Celsius is equal to -40 degrees Fahrenheit.
96
Snowiest city in the U.S. : Blue canyon, California.
112
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
Moist air holds heat better than dry air.
114