Dirty snow melts faster than clean.
350
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
The winter of 1912 was so cold that Niagara Falls froze over.
35
In ten minutes, a hurricane releases more energy than all the world's nuclear weapons combined!
371
Men are 6 times more likely to be struck by lightning than women!
194
The winter of 1932 in the US was so cold that Niagara falls froze completely solid!
442
The Earth sees about 760 thunderstorms every hour, scientists have calculated.
185