Circumhorizontal arcs (loosely known as fire rainbows) are the rarest of all naturally occurring atmospheric phenomena.
21
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
Temperatures have been cooling since 2002, even as carbon dioxide has continued to rise.
106
The Earth sees about 760 thunderstorms every hour, scientists have calculated.
185
It snows more in the Grand Canyon than it does in Minneapolis, Minnesota.
113