4.5 pounds of sunlight strike the Earth each day.
27
Balsa wood is classified as a hard wood!
41
Every day, plants convert sunlight into energy equivalent to six times the entire power consumption of human civilization.
9
During photosynthesis, plants emit light humans can’t see, but NASA can see that light from space - and they've even made maps of it!
21
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
One 75-watt bulb gives more light than three 25-watt bulbs.
57
A single cup of gasoline, when ignited, has the same explosive power as five sticks of dynamite.
57