The winter of 1912 was so cold that Niagara Falls froze over.
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In 1859, the largest known geomagnetic storm struck the Caribbean, causing an aurora and telegraphs could even operate without a power source.
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The winter of 1932 in the US was so cold that Niagara falls froze completely solid!
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Contrary to popular belief, lightning travels from the ground upwards not from the sky downwards.
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The speed of a typical raindrop is 17 miles per hour.
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It snows more in the Grand Canyon than it does in Minneapolis, Minnesota.
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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.
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