-40 degrees Celsius is equal to -40 degrees Fahrenheit.
96
Moist air holds heat better than dry air.
114
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 speed of a typical raindrop is 17 miles per hour.
181
Contrary to popular belief, lightning travels from the ground upwards not from the sky downwards.
101
Rain contains vitamin B12.
188
Dirty snow melts faster than clean.
350