In 1859, the largest known geomagnetic storm struck the Caribbean, causing an aurora and telegraphs could even operate without a power source.
25
The Earth sees about 760 thunderstorms every hour, scientists have calculated.
185
Temperatures have been cooling since 2002, even as carbon dioxide has continued to rise.
106
The winter of 1912 was so cold that Niagara Falls froze over.
35
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
Dirty snow melts faster than clean.
350
There is enough energy in one bolt of lightning to power a home for two weeks!
102