-40 degrees Celsius is equal to -40 degrees Fahrenheit.
96
Rain contains vitamin B12.
188
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
Oak trees are struck by lightning more than any other tree.
266
Moist air holds heat better than dry air.
114
Dirty snow melts faster than clean.
350
The speed of a typical raindrop is 17 miles per hour.
181